China wholesale Automotive Parts Company – High Quality Metal Stamping Parts OEM Hose Clamp for auto parts – Xinzhe

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With reliable quality process, good reputation and perfect customer service, the series of products produced by our company are exported to many countries and regions for Custom Stainless Steel Plate, Construction Machinery Spare Parts, Standard Stampings, Our professional technological team will be wholeheartedly at your services. We sincerely welcome you to definitely take a look at our website and enterprise and send out us your inquiry.

China wholesale Automotive Parts Company – High Quality Metal Stamping Parts OEM Hose Clamp for auto parts – Xinzhe Detail:

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Features

1. standard fastener inner diameter 11mm , 65Mn material, thickness 0.8mm, hardness 38-42 degrees , the product is used in auto parts, Easy structure,easy maked.

2.Edge is no burrfree,it is ability to prevent the tube damaged

3.By a efficiently hydrogen relief treatment,long-term use needn’t to worry fracture and other problems.

4.Accord with DIN3017 Standard.By 72 hours salt and fog test,it has a good corrosion resistance.

5.By last 36 hours elastic test,to insure a high strength mechanical properties.

6.Easy to fix.

Technology Standard

1. Chemical analysis and metallographic examination are used to analyze the content of chemical elements in the materials, determine the grade and uniformity of grain size, evaluate the grade of free cementite, banded structure and non-metallic inclusions in the material, and check the defects such as shrinkage cavity and porosity.

2. Material inspection the processing materials of stamping parts are mainly hot-rolled or cold-rolled (mainly cold-rolled) metal sheet and strip materials. The raw materials of metal stamping parts shall be provided with quality certificates to ensure that the materials meet the specified technical requirements. When there is no quality certificate or for other reasons, the hardware stamping parts manufacturer can select raw materials for re inspection according to the needs.

3. The formability test includes bending test, cupping test, determination of work hardening index n and plastic strain ratio R. in addition, the formability test method of steel sheet can be carried out according to the regulations of formability and test method of sheet steel.

4. Hardness test the hardness of metal stamping parts is tested by Rockwell hardness tester. Small, complex shape stamping parts can be used to test the plane is very small, can not be tested on the ordinary table Rockwell hardness tester.

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