20t cylindrical thread rolling die Photos Catalog - page 16 - WorldBid B2B Market

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  Automatic Spiral Paper Tube Rolling Making Winding Machine Ø20 100mm

  Equipment - Zhengzhou JYD Machine Co.,Ltd - China - October 18, 2024 - contact company for price

  The automatic spiral paper tube making machine is a device that can realize the Ø20-100mm dia paper tubes automatic winding and making. The spiral paper tube winding machine can not only improve production efficiency, but also ensure the quality and ...

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  Steel Plate Sheet Metal Conical Tube Pipe Shaping Making Rolling Machine

  Machinery - Hebei Koli Company - China - October 24, 2024 - 18000.00 Dollar US$

  Steel Plate Sheet Metal Conical Tube Pipe Shaping Making Rolling Machine. Sheet Metal Rolling Machine has an upper roller positioned symmetrically between two lower rollers. Metal Plate Rolling Machine drives upper roller vertically through the oil i...

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  Metal Sheet Forming Machine For Steel Plate And Special Shape Rolling Mill

  Machinery - Metal Working - Hebei Koli Company - China - October 24, 2024 - 28000.00 Dollar US$

  Metal Sheet Forming Machine for steel plate and special shape rolling mill. Sheet Metal Forming Machines includes color steel tile machines, glazed tile machines, floor decking forming machines, stainless steel press. Metal Plate Forming Machines pro...

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  Industrial Spiral Paper Tube Rolling Making Winding Machine Ø20 100mm

  Equipment - Zhengzhou JYD Machine Co.,Ltd - China - October 30, 2024 - contact company for price

  The automatic spiral paper tube rolling machine can avoid these problems and bring revolutionary changes to the paper tube processing industry. The automatic spiral paper tube making machine is a device that can realize the Ø20-100mm dia paper tubes ...

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  Railway Digital Rolling Gauge For Track Measurement Work

  Machine Tools - New - Wuhan linkage track equipment co.,ltd - China - November 14, 2024 - 6500.00 Dollar US$

  Digital Rolling Track Gauge The portable rolling track gauge is designed for measuring the track gauge and super-elevation.The lightweight, reliable and easy to use device offers unique measurement accuracy. The software system support for storing an...

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  15l Outdoor Rolling Top Waterproof Dry Tube Bag For Water Sports

  Bags - Kingmate Outdoor Sports Products Factory - China - December 1, 2024 - contact company for price

  This waterproof dry tube bag makes the perfect boat bag for taking your essential clothes, gear and tech out on the water. With a waterproof rating of 6, they can handle a quick submersion and will float on the surface for easy retrieval. Utilizing t...

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  Counterceilings Production Line Silos Rolling Former Structural Component Roll Forming Machine Maker

  Equipment - Savany Machine Co., Ltd. - China - December 3, 2024 - 48899.00 Dollar US$

  Savany metal coil roll forming line mainly consists of core components such as high-precision rolling dies, stable material conveying system, high-efficiency transmission mechanism and intelligent control unit. These components work together to ensur...

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  Smelting Rolling Heat Treatment 1 2312 Steel Manufacturing Process

  Metal Manufacturing - Dongguan Songshun Mould Steel Co., Ltd. - China - December 6, 2024 - 692.00 Dollar US$

  1.2312 steel is a commonly used die steel. the following is a detailed introduction to its manufacturing process (1.2312 steel manufacturing process): i. steelmaking 1. raw material preparation 2. usually arc furnace smelting or induction furnace sme...




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  Hot Rolling Process Aisi 4140 Steel Round Bar Subsequent Heat Treatment

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - December 11, 2024 - 907.00 Dollar US$

  aisi 4140 steel round bar heat treatment process hot rolled aisi 4140 steel round bar usually needs subsequent heat treatment to meet different application requirements. 1. annealing - process: heating to 830-850°c and slow cooling. - purpose: reduce...

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  Fully Automatic Rolling Welding Wire Mesh Making Machine

  Equipment - Welding - Ouzhi Machinery Equipment Manufacturing Co., Ltd. - China - December 16, 2024 - 10.00 Dollar US$

  Welding machine name: Fully automatic rolling welding wire mesh making machine Model Usage: Can be used for the production and manufacturing of various products such as highway guardrail nets, fence nets, building nets, high-rise building nets, floor...

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  Gjc Jjg0digital Rolling Gauge

  Equipment - Wuhan linkage track equipment co.,ltd - China - March 6, 2025 - 6000.00 Dollar US$

  Digital rolling gauge main for railway main line track gauge and cant measurement. Could be used for track maintenance department to temporary inspection and fine adjustment. Save the measure data through the smart display. This product has fast meas...

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  Rolling Mill Machine Gt Dg250

  General Equipment / Machinery - Zhaoqing City Greater Technology Co., Ltd - China - March 31, 2025 - 1.00 Dollar US$

  GT-DG250 simple reducing machine uses a pair of rolling assemble on the machine, and make some holes according to the requirement, rolling the pipes from large to small one by one hole (groove). This machine is suitable for reducing of industrial hea...

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  Gt Jy202 Rolling Machine Electric Heating Tube Equipment

  General Equipment / Machinery - Zhaoqing City Greater Technology Co., Ltd - China - May 7, 2025 - 1.00 Dollar US$

  Function: Rolling round metal fin; Main features: 1. Power supply: 3 phase 380V; 2. Motor power: 1.1KW; 3. Rolling speed can adjust; 4. min diameter to roll: 100mm; 5. max diameter to roll:1000mm; 6. max width of fin: <500mm; 7. size of machine: a...

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  Pioneer Flying Rolling Machine

  Equipment - Pioneer Flying Tech Co., Ltd. - China - May 28, 2025 - contact company for price

  Rolling machine is a bending and correcting machine for sheet metal. It is specially used for the forming and bending sheet metal. It can be rolled into various types of cylinder and arc. Base Shell Making Machines Main technical features: 1. Simple,...

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  Basic Guidelines Gb 20crh Steel Cold Rolling Process

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 21, 2025 - 696.00 Dollar US$

  GB 20CrH steel belongs to the carburizing alloy structural steel of my country's standard (GB/T 5216), and its corresponding international grade is similar to AISI 5120, but there are differences in composition and performance requirements: Cold roll...

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  Common Problems And Solutions For Cold Rolling Of Cns Scr420 Steel

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 21, 2025 - 697.00 Dollar US$

  Common problems and solutions for CNS SCr420 steel 1. Surface scratches - roll wear/foreign matter intrusion - need to replace rolls regularly, strengthen filtration of lubricants 2. Edge cracks - too high reduction rate or too low edge temperature -...




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  Factory Manufacturing Provided Scr420 Steel Hot Rolling Specific Process

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 21, 2025 - 689.00 Dollar US$

  SCr420 steel is an alloy carburizing steel with high strength and toughness. It is often used to manufacture mechanical parts such as automobiles and tractors. The following is the specific process flow of hot rolling of SCr420 steel: Rolling - Rough...

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  Effect Of Scr420 Steel Plate Hot Rolling Process On Microstructure And Properties

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 21, 2025 - 658.00 Dollar US$

  The hot rolling process has an important influence on the structure and properties of SCr420 steel plate. The following is a detailed introduction to several key aspects of the hot rolling process: 1. Structural changes: - Grain coarsening and refine...

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  Preferred Materials Din 20cr4 Steel Pipe Seamless Rolling Process

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - August 4, 2025 - 491.00 Dollar US$

  DIN 20Cr4 Steel Pipe Production Process: Blank Preparation: Select the appropriate 20Cr4 steel billet, ensuring its chemical composition and physical properties meet the required specifications. The billet is then cut into appropriate sizes according...

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  Sufficient Inventory Din 28cr4 Alloy Pipe Rolling Forming Process

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - August 18, 2025 - 509.00 Dollar US$

  Rolling: DIN 28Cr4 alloy pipe can be produced using either hot or cold rolling. Hot rolling involves converting heated steel billets into pipes through multiple rolling passes. During this process, precise control of rolling speed and pressure is cru...