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...

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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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  Advantages Of Ks Sps6 Steel Compared With Low Manganese 65mn Spring Material

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - October 20, 2025 - 611.00 Dollar US$

  Compared to low-manganese spring steel 65Mn, KS SPS6 steel also offers superior performance. While 65Mn spring steel offers improved hardenability and strength compared to carbon spring steel, it is susceptible to cracking and hot brittleness after q...

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  Chrome Vanadium Alloy Material G61500 Steel Spring Manufacturing Application

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - October 20, 2025 - 616.00 Dollar US$

  G61500 steel is a medium-carbon alloy spring steel with excellent mechanical and processing properties and high hardenability. The addition of vanadium refines the steel's grain size, reduces overheating sensitivity, and improves strength and toughne...

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  Small Heat Treatment Deformation G61500 Spring Steel Quenching Process

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - October 20, 2025 - 617.00 Dollar US$

  The heat treatment process for G61500 spring steel has a crucial impact on its performance. Quenching is generally performed at a temperature of 850°C ± 20°C, using oil cooling. Quenching at this temperature allows the austenite in the steel to fully...