jj29 mattress rolling durability test machine Photos Catalog - page 32 - WorldBid B2B Market

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  Portable Digital Rolling Light Weight Bluetooth Connection High Working Efficiency

  Equipment - Testing / Measuring - Wuhan linkage track equipment co.,ltd - China - June 17, 2024 - 6000.00 Dollar US$

  Portable Rolling Track Gauge is mainly used for railway track gauge and super-elevation (cant) . It can be used for track inspection and fine adjustment of rail gauge. This product has the advantages of fast measuring speed, stable pushing rod, easy ...

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  H L Rolling And Flex Pin Lock P156 P160 P162 230pn 240pn P400hd 23pb 23pn 23fp Tf23 S23pa

  Machinery - Parts - NingBo Santon Machinery Manufacturing Co.,Ltd - China - September 14, 2024 - 10.00 Dollar US$

  H&L Rolling pin and Flex pin: P156, P160, P162, 230PN, 240PN, P400HD, 23PB, 23PN, 23FP, TF23, S23PA NingBo Santon Machinery Co., Ltd is founded in 2005, is located in industrial park, Hengxi Town, yinzhou, Ningbo Ctiy, China. It occupies a land a...

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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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  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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  Fd-20t Cylindrical Thread Rolling Die

  Machinery - Feda Industry Co., Ltd - China - February 20, 2025 - 16850.00 Dollar US$

  1. Automatic feeding with adjustable brackets 2. Speed is adjustable for different products 3. 75mm hole diameter for SKD11/DC53 thread rolling dies 4. Max. Rolling pressure is about 200KN 6. CE, ISO9001-2008 Specificatio n Working diameter 10-70mm T...

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  Fd-15t Thread Rolling Machinery

  Machinery - Feda Industry Co., Ltd - China - February 20, 2025 - 10850.00 Dollar US$

  1. Automatic feeding with adjustable brackets 2. Speed is adjustable for different products 3. 54mm hole diameter for SKD11/DC53 thread rolling dies 4. Max. Rolling pressure is about 150KN 5. It is easy to operate and maintain the machine 6. CE, ISO9...




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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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  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...

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  Deep Processing Aisi 5130 Steel Plates Cold Rolling Technology

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - August 18, 2025 - 511.00 Dollar US$

  The cold rolling process for AISI 5130 steel plates involves further processing hot-rolled steel plates at room temperature to improve their dimensional accuracy, surface quality, and mechanical properties. Cold Rolling - Rolling Pass Design: The num...




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  Industrial Supply Steel Gcr15 Cold Rolling Process

  Steel - Cold Rolled - Dongguan Songshun Mould Steel Co., Ltd. - China - September 8, 2025 - 153.00 Dollar US$

  GCr15 (Chinese designation, equivalent to US 52100) is a widely used high-carbon chromium bearing steel. Its cold rolling process is designed to achieve ultra-high dimensional accuracy, excellent surface quality, and the desired microstructure and pr...

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  Uns G52986 Steel Hot Rolling Technology

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - September 8, 2025 - 533.00 Dollar US$

  The hot rolling process for UNS G52986 steel is a complex and delicate manufacturing process involving multiple critical steps and technical parameters. First, the hot rolling process involves heating the steel slab to a high temperature, bringing it...

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  Rolling Load Tester

  Equipment - Standard Group (Hong Kong) Co., Ltd. - China - October 28, 2025 - contact company for price

  Standard EN 1569: Determines rolling load resistance of synthetic sports surfaces (e.g., PU, PVC, rubber). EN 14904: Tests performance of multi-sport indoor flooring under repetitive mechanical stress. DIN 18032-2: German standard for impact attenuat...

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  Rolling Load Chamber

  Equipment - Standard International Group (HK) Limited - China - November 10, 2025 - contact company for price

  Standard EN 1569: Determines rolling load resistance of synthetic sports surfaces (e.g., PU, PVC, rubber). EN 14904: Tests performance of multi-sport indoor flooring under repetitive mechanical stress. DIN 18032-2: German standard for impact attenuat...