Premium listings

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  Ningbo Inspection Service Quality Control Of Textile Electronics Blender Kettle

  Business - Agent - Eagle Eyes China Inspection Company - China - April 22, 2024 - 198.00 Dollar US$

  Common Products Inspected in our Ningbo Inspection Service and Ningbo Quality Control Service: Textile, machinery, metallurgy, electronics, building materials, TV bracket, Flashlight, lamp, Blender, kettle, heaters, Hair dryer, Bike racks, Fireplace,...

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  Shantou Quality Control Inspection Check Of Drone Toys In Guangdong Province

  Services - Consulting - Eagle Eyes China Inspection Company - China - April 22, 2024 - 198.00 Dollar US$

  Common Products Inspected in our Shantou Inspection Service and Shantou Quality Control Service: food candy, garment, headphone, speaker, toys, pajamas, Bra, plastic products, medicine, machinery, printing package, electronic information devices, aud...

coating adhesion hardness scratch tester Photos Catalog - page 14 - WorldBid B2B Market

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  Aisi 8620 Alloy Tool Steel Methods To Improve Hardness And Wear Resistance

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - March 10, 2025 - 894.00 Dollar US$

  Methods for improving the hardness and wear resistance of AISI 8620 alloy tool steel Optimizing heat treatment process: The hardness and wear resistance of AISI 8620 alloy tool steel can be further improved by precisely controlling parameters such as...

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  Export 8620 Alloy Tool Steel Factors Affecting Hardness

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - March 10, 2025 - 894.00 Dollar US$

  Factors affecting the hardness of 8620 alloy tool steel Alloy elements: Nickel can improve the strength and toughness of 8620 alloy tool steel, and to a certain extent, it also helps to improve the hardness; Chromium can increase the hardenability of...

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  European Standard 42crmo4 Steel Hardness With Performance Relationship

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - May 19, 2025 - 156.00 Dollar US$

  42CrMo4 steel hardness and performance relationship Hardness and wear resistance: The higher the hardness, the better the wear resistance. For example, 42CrMo4 steel that has been surface hardened has a high surface hardness and is suitable for manuf...

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  Mature Technology En 42crmo4 Steel Hardness Measurement Method

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - May 19, 2025 - 153.00 Dollar US$

  Hardness measurement methods Brinell hardness (HB): Suitable for measuring materials with lower hardness, such as EN 42CrMo4 steel in the annealed state. Rockwell hardness (HRC): Suitable for measuring materials with higher hardness, such as EN 42CrM...

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  High Hardness Ml30crmo Alloy Steel Small Heat Treatment Deformation

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - June 30, 2025 - 202.00 Dollar US$

  ML30CrMo is an alloy structural steel with high hardness and good comprehensive performance. ML30CrMo alloy steel hardness - **Annealing**: Hardness ≤229 HBW, indentation diameter ≥4.0mm - **Quenching and tempering**: Hardness range is between HRC 32...

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  Large Amount Of Bs 527a20 Steel In Stock High Hardness Advantage

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - August 4, 2025 - 512.00 Dollar US$

  BS 527A20 steel (corresponding to 20Cr steel in the GB standard) is a low-alloy steel with the following advantages: High Strength: BS 527A20 steel boasts superior strength and hardenability compared to 15Cr and 20 steels. Its yield strength is ≥540 ...

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  Isc A20302 Plate Heat Treatment Hardness And Wear Resistance

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - August 6, 2025 - 302.00 Dollar US$

  ISC A20302 Plate is a Japanese Industrial Standard (JIS) steel plate material and is a carbon structural steel. The following information describes the heat treatment hardness and wear resistance of this material: ## Heat Treatment Hardness 1. Anneal...

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  Hardness Of Scr440h Steel After Heat Treatment

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - August 27, 2025 - 404.00 Dollar US$

  After heat treatment, SCr440H steel typically achieves a hardness between HRC 28 and HRC 36. The specific hardness depends on heat treatment parameters, such as quenching temperature, tempering temperature, and holding time. With proper heat treatmen...




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  Factory Direct Supply Of High Hardness Gb Gcr15 Steel For Export

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - September 7, 2025 - 150.00 Dollar US$

  High-hardness GB GCr15 steel is a high-quality alloy steel widely used in bearing manufacturing. Its key features are its exceptional hardness and wear resistance. The steel's chemical composition is carefully designed to maintain its excellent prope...

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  Outstanding Spot Supply En Bs 535a99 Steel High Hardness Performance

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - September 22, 2025 - 500.00 Dollar US$

  EN BS 535A99 steel is an alloy steel with high hardness properties. Hardness Performance - EN BS 535A99 steel is typically used after quenching and tempering. After appropriate heat treatment, its surface hardness can reach very high levels. For exam...

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  Higher Hardness And Wear Resistance Stb2 Steel Sheet

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - September 29, 2025 - 153.00 Dollar US$

  STB2 steel sheet is a high-carbon chromium bearing steel with high hardness and wear resistance, as well as good toughness and fatigue resistance. Mechanical Properties: Yield Strength Rp0.2 ≥ 964 MPa, Tensile Strength Rm ≥ 629 MPa, Elongation 44%, R...

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  Medium Carbon Alloy Spring Material 50crva Hardenable Steel Supply Hardness

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - October 20, 2025 - 606.00 Dollar US$

  Hardness is a measure of steel's ability to resist local deformation. The hot-rolled hardness of 50CrVA hardenable steel does not exceed 321HB, nor does the hardness after cold drawing and heat treatment. This indicates a moderate hardness, maintaini...

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  Polycrystalline Diamond Compact Cutters For Oil Well Drilling High Hardness

  Cutting Tools - Henan Deqin New Material Co., Ltd - China - October 26, 2025 - 10.00 Dollar US$

  PDC Features: 1. Structure and Preparation: A PDC composite is prepared by bonding a high-density polycrystalline diamond layer to a cemented carbide substrate under high-temperature and high-pressure conditions. 2. Properties and Microstructure: It ...

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  Sponge Foam Flexible Hardness Gauge

  Equipment - Standard International Group (HK) Limited - China - December 1, 2025 - contact company for price

  Standards: ISO 2439: Flexible cellular polymeric materials — Determination of hardness (indentation technique) ISO 3386-1: Polymeric materials, cellular flexible — Determination of stress-strain characteristic in compression ASTM D3574:Standard Test ...

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  Astm D2 Steel High Hardness And Wear Resistance

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - March 9, 2026 - 90.00 Dollar US$

  High Hardness and Wear Resistance: ASTM D2 steel contains up to 11-13% chromium and approximately 1.5% carbon. These alloying elements form a large amount of chromium carbides (such as M7C3 type carbides) within the steel. These carbides are very har...

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  Din X155crvmo12 1 Steel High Hardness And Compressive Strength

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - March 27, 2026 - 151.00 Dollar US$

  DIN X155CrVMo12-1 steel (material number 1.2379) is a high-carbon, high-chromium cold work tool steel, belonging to the ledeburitic steel type. This steel is renowned for its exceptional hardness and compressive strength, and is one of the most widel...




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  Dshd 0654 Emulsified Asphalt Coating Tester

  Petroleum - Equipment - China Zhuhai Dshing - China - July 11, 2014 - contact company for price

  Product introduction: DSHD- 0654 Emulsified Asphalt Coating Tester is designed and developed as per T0654 “Emulsified Asphalt Coating Test” in the Industry Standard JTJ052 Specification and Test Methods of Bitumen and Bituminous Mixture for Highway E...

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  Fire Retardant Coating Tester

  Equipment - Qinsun Instruments Co., Ltd - China - January 11, 2018 - 1.00 Dollar US$

  Standards compliant: GB / T 12441-2005 Fire retardant coating tester is composed of two parts: the main control box and the burning box. It is used in the laboratory condition to detect the flame propagation performance of the fireproof coating appli...

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  Alcohol Abrasion Tester For Surface Coating Supplier

  Equipment - Qinsun Instruments Co., Ltd - China - June 26, 2019 - 1.00 Dollar US$

  alcohol abrasion tester for surface coating supplier adopts variable convex shaft structure, the Japanese origin of ball drive to make it work with the servo motor can make about duplex movement, and has an adjustable test speed and functionality of ...

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  Mobile Phone Coating Surface Abrasion Tester

  Equipment - Qinsun Instruments Co., Ltd - China - July 12, 2019 - 1.00 Dollar US$

  Alcohol Abrasion Tester is used to test the abrasion resistance of plastic surface handled by spraying or screen Printing, such as computer, mobile, MP3, CD/DVD, and so on. The Alcohol abrasion resistance tester complies with UL817 and other relevant...