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  • Cold Forging Parts China Quality Cold Forging - Mxmparts

    The common cold heading parts are fasteners such as bolts, screws, nuts, rivets and pins. The cold heading is carried out under the condition of normal temperature. The mechanical properties of metal parts can be improved by cold heading. The following table is a comparison of mechanical strength between cold heading bolts and cutting bolts.

    Get Price
  • Cold Forging Machine Cold Heading Parts from China ...

    Cold Forging Machine Cold Heading Parts from China. 134 similar products are also available from Suppliers of Mechanical Parts & Fabrication Services.

    Get Price
  • Cold heading machine

    38 rows · 2021-4-1 · With the 9-station parts former, it is possible to forge complicated and difficult …

    Get Price
  • Quality Cold Forging Heading Machine & Cold Heading ...

    China leading provider of Cold Forging Heading Machine and Cold Heading Machine, DUJIANGYAN BEYOND MACHINERY MANUFACTURE CO.,LTD is Cold Heading Machine factory.

    Get Price
  • Cold Headed Parts Manufacturer

    2021-9-1 · Cold Heading. What is Cold Heading. Cold heading manufacturing is a multi-step process used to form metal parts at room temperature. Unlike other metal fabrication processes, hammers and dies are used at a high speed to form the metal without heating the material. A large coil of wire is fed into a blank and pulled through a drawing machine.

    Get Price
  • Cold Heading Machines, Cold Forming Machines,

    In Stock. 5/8' Jern Yao Model 24B4SL Progressive. 24647. More info. In Stock. 1-1/8' Jern Yao Model 36B4S 4 Die 5 Station. 24649. More info. In Stock.

    Get Price
  • China Cold Forging Machine, Cold Forging Machine ...

    China Cold Forging Machine manufacturers - Select 2021 high quality Cold Forging Machine products in best price from certified Chinese Screw Machine, Forging Part suppliers, wholesalers and factory on Made-in-China.com

    Get Price
  • Cold Heading Machine - Ningbo Anchors Precision

    Because of the advantage of the cold forging machine itself and the superiority of cold forging technique, the High Speed Screws Cold Heading Machine also are widely used in different national economic fields for producing fasteners and non-standard parts for industry of building,aviation steamer, machinery, rail traffic, vehicle, motorcycle, bicycle, sewing machine, construction, furniture, light industry and daily …

    Get Price
  • YESWIN MACHINERY CO., LTD.bolt former, cold forging ...

    3 station, 4 station, 5 station Bolt Former (3 die 3 blow, 4 die 4 blow, 5 die 5 blow bolt former) The cold forging machines for: Hexagon bolt with large width across flats for high tensile structural bolts Hexagon socket head cap screw, set screw, socket countersunk head screw. specialized for DIN SAE standards

    Get Price
  • How It Works – Cold Forming makes fasteners and a lot

    Though there was a U.S. patent issued in 1794 for a 'cold header' (really a rivet machine), cold forming became a practical fabrication technology after World War II. The typical one-die, two-punch method is common in producing headed parts, especially fasteners. The first blow combines partial head upset (coning) with shank extrusion.

    Get Price
  • Cold Forging Parts China Quality Cold Forging - Mxmparts

    The common cold heading parts are fasteners such as bolts, screws, nuts, rivets and pins. The cold heading is carried out under the condition of normal temperature. The mechanical properties of metal parts can be improved by cold heading. The following table is a comparison of mechanical strength between cold heading bolts and cutting bolts.

    Get Price
  • Cold Forging Machine Cold Heading Parts from China ...

    Cold Forging Machine Cold Heading Parts from China. 134 similar products are also available from Suppliers of Mechanical Parts & Fabrication Services.

    Get Price
  • Cold heading machine

    2021-4-1 · With the 9-station parts former, it is possible to forge complicated and difficult shapes. About cold heading machine Arai Parts' core technology of 'cold heading (forging) technology' is plastic working that applies force to metal materials (iron, aluminum, stainless steel, copper, brass, etc.) to form them into the desired shape.

    Get Price
  • Quality Cold Forging Heading Machine & Cold Heading ...

    China leading provider of Cold Forging Heading Machine and Cold Heading Machine, DUJIANGYAN BEYOND MACHINERY MANUFACTURE CO.,LTD is Cold Heading Machine factory.

    Get Price
  • Cold Headed Parts Manufacturer

    2021-9-1 · Cold Heading. What is Cold Heading. Cold heading manufacturing is a multi-step process used to form metal parts at room temperature. Unlike other metal fabrication processes, hammers and dies are used at a high speed to form the metal without heating the material. A large coil of wire is fed into a blank and pulled through a drawing machine.

    Get Price
  • Cold Heading Machines, Cold Forming Machines,

    In Stock. 5/8' Jern Yao Model 24B4SL Progressive. 24647. More info. In Stock. 1-1/8' Jern Yao Model 36B4S 4 Die 5 Station. 24649. More info. In Stock.

    Get Price
  • China Cold Forging Machine, Cold Forging Machine ...

    China Cold Forging Machine manufacturers - Select 2021 high quality Cold Forging Machine products in best price from certified Chinese Screw Machine, Forging Part suppliers, wholesalers and factory on Made-in-China.com

    Get Price
  • Cold Heading Machine - Ningbo Anchors Precision

    Because of the advantage of the cold forging machine itself and the superiority of cold forging technique, the High Speed Screws Cold Heading Machine also are widely used in different national economic fields for producing fasteners and non-standard parts for industry of building,aviation steamer, machinery, rail traffic, vehicle, motorcycle, bicycle, sewing machine, construction, furniture, light industry and daily …

    Get Price
  • YESWIN MACHINERY CO., LTD.bolt former, cold forging ...

    3 station, 4 station, 5 station Bolt Former (3 die 3 blow, 4 die 4 blow, 5 die 5 blow bolt former) The cold forging machines for: Hexagon bolt with large width across flats for high tensile structural bolts Hexagon socket head cap screw, set screw, socket countersunk head screw. specialized for DIN SAE standards

    Get Price
  • How It Works – Cold Forming makes fasteners and a lot

    Though there was a U.S. patent issued in 1794 for a 'cold header' (really a rivet machine), cold forming became a practical fabrication technology after World War II. The typical one-die, two-punch method is common in producing headed parts, especially fasteners. The first blow combines partial head upset (coning) with shank extrusion.

    Get Price
  • Cold Forging Parts China Quality Cold Forging - Mxmparts

    The common cold heading parts are fasteners such as bolts, screws, nuts, rivets and pins. The cold heading is carried out under the condition of normal temperature. The mechanical properties of metal parts can be improved by cold heading. The following table is a comparison of mechanical strength between cold heading bolts and cutting bolts.

    Get Price
  • Cold Forging Machine Cold Heading Parts from China ...

    Cold Forging Machine Cold Heading Parts from China. 134 similar products are also available from Suppliers of Mechanical Parts & Fabrication Services.

    Get Price
  • Cold heading machine

    2021-4-1 · With the 9-station parts former, it is possible to forge complicated and difficult shapes. About cold heading machine Arai Parts' core technology of 'cold heading (forging) technology' is plastic working that applies force to metal materials (iron, aluminum, stainless steel, copper, brass, etc.) to form them into the desired shape.

    Get Price
  • Quality Cold Forging Heading Machine & Cold Heading ...

    China leading provider of Cold Forging Heading Machine and Cold Heading Machine, DUJIANGYAN BEYOND MACHINERY MANUFACTURE CO.,LTD is Cold Heading Machine factory.

    Get Price
  • Cold Headed Parts Manufacturer

    2021-9-1 · Cold Heading. What is Cold Heading. Cold heading manufacturing is a multi-step process used to form metal parts at room temperature. Unlike other metal fabrication processes, hammers and dies are used at a high speed to form the metal without heating the material. A large coil of wire is fed into a blank and pulled through a drawing machine.

    Get Price
  • Cold Heading Machines, Cold Forming Machines, Machinery ...

    In Stock. 5/8' Jern Yao Model 24B4SL Progressive. 24647. More info. In Stock. 1-1/8' Jern Yao Model 36B4S 4 Die 5 Station. 24649. More info. In Stock.

    Get Price
  • China Cold Forging Machine, Cold Forging Machine ...

    China Cold Forging Machine manufacturers - Select 2021 high quality Cold Forging Machine products in best price from certified Chinese Screw Machine, Forging Part suppliers, wholesalers and factory on Made-in-China.com

    Get Price
  • Cold Heading Machine - Ningbo Anchors Precision Machinery ...

    Because of the advantage of the cold forging machine itself and the superiority of cold forging technique, the High Speed Screws Cold Heading Machine also are widely used in different national economic fields for producing fasteners and non-standard parts for industry of building,aviation steamer, machinery, rail traffic, vehicle, motorcycle, bicycle, sewing machine, construction, …

    Get Price
  • YESWIN MACHINERY CO., LTD.bolt former, cold forging ...

    3 station, 4 station, 5 station Bolt Former (3 die 3 blow, 4 die 4 blow, 5 die 5 blow bolt former) The cold forging machines for: Hexagon bolt with large width across flats for high tensile structural bolts Hexagon socket head cap screw, set screw, socket countersunk head screw. specialized for …

    Get Price
  • How It Works – Cold Forming makes fasteners and a lot more ...

    Though there was a U.S. patent issued in 1794 for a 'cold header' (really a rivet machine), cold forming became a practical fabrication technology after World War II. The typical one-die, two-punch method is common in producing headed parts, especially fasteners. The first blow combines partial head upset (coning) with shank extrusion.

    Get Price
  • Cold Forging Parts China Quality Cold Forging - Mxmparts

    The common cold heading parts are fasteners such as bolts, screws, nuts, rivets and pins. The cold heading is carried out under the condition of normal temperature. The mechanical properties of metal parts can be improved by cold heading. The following table is a comparison of mechanical strength between cold heading bolts and cutting bolts.

    Get Price
  • Cold Forging Machine Cold Heading Parts from China ...

    Cold Forging Machine Cold Heading Parts from China. 134 similar products are also available from Suppliers of Mechanical Parts & Fabrication Services.

    Get Price
  • Cold heading machine

    2021-4-1 · With the 9-station parts former, it is possible to forge complicated and difficult shapes. About cold heading machine Arai Parts' core technology of 'cold heading (forging) technology' is plastic working that applies force to metal materials (iron, aluminum, stainless steel, copper, brass, etc.) to form them into the desired shape.

    Get Price
  • Quality Cold Forging Heading Machine & Cold Heading ...

    China leading provider of Cold Forging Heading Machine and Cold Heading Machine, DUJIANGYAN BEYOND MACHINERY MANUFACTURE CO.,LTD is Cold Heading Machine factory.

    Get Price
  • Cold Headed Parts Manufacturer

    2021-9-1 · Cold Heading. What is Cold Heading. Cold heading manufacturing is a multi-step process used to form metal parts at room temperature. Unlike other metal fabrication processes, hammers and dies are used at a high speed to form the metal without heating the material. A large coil of wire is fed into a blank and pulled through a drawing machine.

    Get Price
  • Cold Heading Machines, Cold Forming Machines, Machinery ...

    In Stock. 5/8' Jern Yao Model 24B4SL Progressive. 24647. More info. In Stock. 1-1/8' Jern Yao Model 36B4S 4 Die 5 Station. 24649. More info. In Stock.

    Get Price
  • China Cold Forging Machine, Cold Forging Machine ...

    China Cold Forging Machine manufacturers - Select 2021 high quality Cold Forging Machine products in best price from certified Chinese Screw Machine, Forging Part suppliers, wholesalers and factory on Made-in-China.com

    Get Price
  • Cold Heading Machine - Ningbo Anchors Precision Machinery ...

    Because of the advantage of the cold forging machine itself and the superiority of cold forging technique, the High Speed Screws Cold Heading Machine also are widely used in different national economic fields for producing fasteners and non-standard parts for industry of building,aviation steamer, machinery, rail traffic, vehicle, motorcycle, bicycle, sewing machine, construction, …

    Get Price
  • YESWIN MACHINERY CO., LTD.bolt former, cold forging ...

    3 station, 4 station, 5 station Bolt Former (3 die 3 blow, 4 die 4 blow, 5 die 5 blow bolt former) The cold forging machines for: Hexagon bolt with large width across flats for high tensile structural bolts Hexagon socket head cap screw, set screw, socket countersunk head screw. specialized for …

    Get Price
  • How It Works – Cold Forming makes fasteners and a lot more ...

    Though there was a U.S. patent issued in 1794 for a 'cold header' (really a rivet machine), cold forming became a practical fabrication technology after World War II. The typical one-die, two-punch method is common in producing headed parts, especially fasteners. The first blow combines partial head upset (coning) with shank extrusion.

    Get Price
  • Cold heading machine

    2021-4-1 · About cold heading machine. Arai Parts' core technology of 'cold heading (forging) technology' is plastic working that applies force to metal materials (iron, aluminum, stainless steel, copper, brass, etc.) to form them into the desired shape. Compared to machining methods that cut materials into the desired shape, it has the advantage of being ...

    Get Price
  • Cold heading/forge parts, Cold heading/forge parts direct ...

    Cold heading/forge parts from Dongguan Yufu Hardware Co., Ltd.. Search High Quality Cold heading/forge parts Manufacturing and Exporting supplier on Alibaba.com.

    Get Price
  • Heading

    Some advantages of Cold Heading a part over using a CNC Lathe or Swiss Screw Machine include reduced part cost both through production speed (60-400 parts per minute) and the min-imal scrap generated from a cold headed part. Also, because the part is formed rather than cut, the grain flow stays intact and creates a much stronger part for its size.

    Get Price
  • Cold Heading Tooling – Ford Tool and Machining

    Cold Heading Tooling and Cold Forming Tooling. For 50 years, Ford Tool and Machining has earned our reputation of producing the highest quality cold heading tooling and cold forming tooling with dependable service, and at the best value to our customers. We can achieve this because of the experience of our talented machinists and because we ...

    Get Price
  • Cold Forging Supplier

    2021-8-27 · Cold forging production process is done at room temperature. The work piece is squeezed between two dies until it takes their shape. To provide a finished, ready to fit component, the procedure includes rolling, pressing, drawing, extruding, heading and spinning.

    Get Price
  • Cold Forging

    2021-8-31 · Basically, cold forging process entails bar stock to be inserted into a die and then squeezed with a second closed die. Similar to the cold heading process (the difference that cold forging makes use of vertical presses instead of horizontal cold heading machines), the work piece is squeezed between two dies until it assumes the desired shape of the die.

    Get Price
  • Custom Cold Forming, Cold Heading, Metal Forming, CNC ...

    Processes. Watch Our Company Capabilities Video; Metal Forming Industries is a United States based manufacturer of specialty cold formed, impact extruded, precision CNC machined, controlled atmosphere brazed, and electrolytic nickel plated products for a variety of demanding industries and critical applications. Since 1991, we have worked diligently to consistently meet our worldwide customers ...

    Get Price
  • YESWIN MACHINERY CO., LTD.bolt former, cold forging ...

    3 station, 4 station, 5 station Bolt Former (3 die 3 blow, 4 die 4 blow, 5 die 5 blow bolt former) The cold forging machines for: Hexagon bolt with large width across flats for high tensile structural bolts Hexagon socket head cap screw, set screw, socket countersunk head screw. specialized for DIN SAE standards

    Get Price
  • What is Cold Heading? - Grandeur Fasteners, Inc.

    2017-9-20 · Cold Heading Basics. Cold heading (or cold forming) is a method of forming metal in progressive steps into net shaped or near net shaped parts. Starting with a slug, which is cut from a continuous coil of wire material; the cold heading machine uses a series of powerful hammers and dies to form a part.

    Get Price
  • COLD HEADING COMPANY

    20,000,000 LBS PER MONTH. With heat treat facilities in Detroit, MI, Warren, MI, and Fremont, IN, Ajax Metal Processing's Heat Treat Division has the read more…. QUALITY. GUARANTEED. The packaging and distribution of our products is an essential part of our …

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  • Cold Forging Parts

    Cold forming is a process which a product is formed by wire and header under room temperature. Such process is the most efficient and the least material usage. This is an ideal process for mass production since cold formed parts usually do not require complicated secondary processes. Generally, forming process can be divided into the following stages:1. Cold Heading - from …

    Get Price
  • Cold Forming BasiCs F or industrial Fasteners

    2018-6-26 · 4. The part is ejected. This heading process may be part of a sophisticated cold forming machine that has additional points or stations where further operations—trimming, piercing or pointing—are carried out following upsetting and extruding. Most headers, however, are of the single or double blow variety. Multi-station

    Get Price
  • Cold Heading & Cold Headed Parts

    2021-8-25 · Our cold forming process produces parts at room temperature by forging the material past its elastic limits resulting in a new shape. Cold heading takes wire from a coil, cuts it to a precise length, then progressively forms the blank through multiple dies and punches. This produces one finished product per machine cycle.

    Get Price
  • Cold Headed Parts Manufacturer

    2021-9-1 · Cold Heading. What is Cold Heading. Cold heading manufacturing is a multi-step process used to form metal parts at room temperature. Unlike other metal fabrication processes, hammers and dies are used at a high speed to form the metal without heating the material. A large coil of wire is fed into a blank and pulled through a drawing machine.

    Get Price
  • Cold Forming Principles

    Cold forming is a high speed forging process where coiled wire at room temperature is precisely sheared to length, and then moved through a succession of tool and die cavities to displace the working metal, either larger/smaller in diameter, longer/shorter in length, or to remove small amounts of material by trimming or piercing.

    Get Price
  • Cold Forging Parts - Bunty LLC

    Cold Forging Forging involves the application of force to metal to produce dimensional change. In the past, blacksmiths manually pounded and hammered metal parts into desired shapes. Today, this process most usually occurs within highly automated production environments. Types of Forging In general, during forging, a metal parts producer applies force to compress metal into […]

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  • Cold Forging – www.bridgeconmfg.com

    Basically, cold forging process entails bar stock to be inserted into a die and then squeezed with a second closed die. Similar to the cold heading process (the difference that cold forging makes use of vertical presses instead of horizontal cold heading machines), the work piece is squeezed between two dies until it assumes the desired shape of the die.

    Get Price
  • Forging Parts - UNISON TEK CO., LTD.

    Forging techniques are useful for working metal because they enable the desired shape to be given to the steel and also improve its structure, especially because they refine its grain size. There are some types of forging we used below: Hot Forging, Cold Forging, Press Forging, Drop Hammer Forging . The following are Forging Parts pictures we ...

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  • Cold Forging Supplier

    2021-8-27 · Cold forging production process is done at room temperature. The work piece is squeezed between two dies until it takes their shape. To provide a finished, ready to fit component, the procedure includes rolling, pressing, drawing, extruding, heading and spinning.

    Get Price
  • Cold heading machine,Cold forging machine,Cold forming ...

    Product Description: Auto Multi-station Cold forging fomer is a specialized machine tool with high efficency and automation among forging machinery. Cold forging fomers are used as an important means for producing different kinds of bolts, screws, rivets and nuts in the field of fastener industry.

    Get Price
  • Cold Forging Parts China Quality Cold Forging - Mxmparts

    The common cold heading parts are fasteners such as bolts, screws, nuts, rivets and pins. The cold heading is carried out under the condition of normal temperature. The mechanical properties of metal parts can be improved by cold heading. The following table is a comparison of mechanical strength between cold heading bolts and cutting bolts.

    Get Price
  • Cold Forging Machine Cold Heading Parts from China ...

    Cold Forging Machine Cold Heading Parts from China. 134 similar products are also available from Suppliers of Mechanical Parts & Fabrication Services.

    Get Price
  • Cold heading machine

    2021-4-1 · With the 9-station parts former, it is possible to forge complicated and difficult shapes. About cold heading machine Arai Parts' core technology of 'cold heading (forging) technology' is plastic working that applies force to metal materials (iron, aluminum, stainless steel, copper, brass, etc.) to form them into the desired shape.

    Get Price
  • Quality Cold Forging Heading Machine & Cold Heading ...

    China leading provider of Cold Forging Heading Machine and Cold Heading Machine, DUJIANGYAN BEYOND MACHINERY MANUFACTURE CO.,LTD is Cold Heading Machine factory.

    Get Price
  • Cold Headed Parts Manufacturer

    2021-9-1 · Cold Heading. What is Cold Heading. Cold heading manufacturing is a multi-step process used to form metal parts at room temperature. Unlike other metal fabrication processes, hammers and dies are used at a high speed to form the metal without heating the material. A large coil of wire is fed into a blank and pulled through a drawing machine.

    Get Price
  • Cold Heading Machines, Cold Forming Machines,

    In Stock. 5/8' Jern Yao Model 24B4SL Progressive. 24647. More info. In Stock. 1-1/8' Jern Yao Model 36B4S 4 Die 5 Station. 24649. More info. In Stock.

    Get Price
  • China Cold Forging Machine, Cold Forging Machine ...

    China Cold Forging Machine manufacturers - Select 2021 high quality Cold Forging Machine products in best price from certified Chinese Screw Machine, Forging Part suppliers, wholesalers and factory on Made-in-China.com

    Get Price
  • Cold Heading Machine - Ningbo Anchors Precision

    Because of the advantage of the cold forging machine itself and the superiority of cold forging technique, the High Speed Screws Cold Heading Machine also are widely used in different national economic fields for producing fasteners and non-standard parts for industry of building,aviation steamer, machinery, rail traffic, vehicle, motorcycle, bicycle, sewing machine, construction, furniture, light industry and daily …

    Get Price
  • YESWIN MACHINERY CO., LTD.bolt former, cold forging ...

    3 station, 4 station, 5 station Bolt Former (3 die 3 blow, 4 die 4 blow, 5 die 5 blow bolt former) The cold forging machines for: Hexagon bolt with large width across flats for high tensile structural bolts Hexagon socket head cap screw, set screw, socket countersunk head screw. specialized for DIN SAE standards

    Get Price
  • How It Works – Cold Forming makes fasteners and a lot

    Though there was a U.S. patent issued in 1794 for a 'cold header' (really a rivet machine), cold forming became a practical fabrication technology after World War II. The typical one-die, two-punch method is common in producing headed parts, especially fasteners. The first blow combines partial head upset (coning) with shank extrusion.

    Get Price
  • Cold Forging Parts China Quality Cold Forging - Mxmparts

    The common cold heading parts are fasteners such as bolts, screws, nuts, rivets and pins. The cold heading is carried out under the condition of normal temperature. The mechanical properties of metal parts can be improved by cold heading. The following table is a comparison of mechanical strength between cold heading bolts and cutting bolts.

    Get Price
  • Cold Forging Machine Cold Heading Parts from China ...

    Cold Forging Machine Cold Heading Parts from China. 134 similar products are also available from Suppliers of Mechanical Parts & Fabrication Services.

    Get Price
  • Cold heading machine

    2021-4-1 · With the 9-station parts former, it is possible to forge complicated and difficult shapes. About cold heading machine Arai Parts' core technology of 'cold heading (forging) technology' is plastic working that applies force to metal materials (iron, aluminum, stainless steel, copper, brass, etc.) to form them into the desired shape.

    Get Price
  • Quality Cold Forging Heading Machine & Cold Heading ...

    China leading provider of Cold Forging Heading Machine and Cold Heading Machine, DUJIANGYAN BEYOND MACHINERY MANUFACTURE CO.,LTD is Cold Heading Machine factory.

    Get Price
  • Cold Headed Parts Manufacturer

    2021-9-1 · Cold Heading. What is Cold Heading. Cold heading manufacturing is a multi-step process used to form metal parts at room temperature. Unlike other metal fabrication processes, hammers and dies are used at a high speed to form the metal without heating the material. A large coil of wire is fed into a blank and pulled through a drawing machine.

    Get Price
  • Cold Heading Machines, Cold Forming Machines,

    In Stock. 5/8' Jern Yao Model 24B4SL Progressive. 24647. More info. In Stock. 1-1/8' Jern Yao Model 36B4S 4 Die 5 Station. 24649. More info. In Stock.

    Get Price
  • China Cold Forging Machine, Cold Forging Machine ...

    China Cold Forging Machine manufacturers - Select 2021 high quality Cold Forging Machine products in best price from certified Chinese Screw Machine, Forging Part suppliers, wholesalers and factory on Made-in-China.com

    Get Price
  • Cold Heading Machine - Ningbo Anchors Precision

    Because of the advantage of the cold forging machine itself and the superiority of cold forging technique, the High Speed Screws Cold Heading Machine also are widely used in different national economic fields for producing fasteners and non-standard parts for industry of building,aviation steamer, machinery, rail traffic, vehicle, motorcycle, bicycle, sewing machine, construction, furniture, light industry and daily …

    Get Price
  • YESWIN MACHINERY CO., LTD.bolt former, cold forging ...

    3 station, 4 station, 5 station Bolt Former (3 die 3 blow, 4 die 4 blow, 5 die 5 blow bolt former) The cold forging machines for: Hexagon bolt with large width across flats for high tensile structural bolts Hexagon socket head cap screw, set screw, socket countersunk head screw. specialized for DIN SAE standards

    Get Price
  • How It Works – Cold Forming makes fasteners and a lot

    Though there was a U.S. patent issued in 1794 for a 'cold header' (really a rivet machine), cold forming became a practical fabrication technology after World War II. The typical one-die, two-punch method is common in producing headed parts, especially fasteners. The first blow combines partial head upset (coning) with shank extrusion.

    Get Price