Jeely Automobile Cylinder Cover Bolt[e-Catalog]

Typical Clients:  

Jeely automobile

Production Description:

Product Name: Cylinder gasket bolt
Product Information:

specification:          M10×1.25-5h
nominal length:       102
surface treatment:    oiled after shot blasting
mechnical property level:      ISO 898.1-12.9
material:                  SCM440 JIS G4053
 
production process:

1.bolt can be made by cold-heading directly, verticality between stem and head within 0.3mm, no cutting machining,

2.100% detected by eddy current testing machine . Shot blasting is adopted to wipe off the surface oxide skin, release the surface stress, no hydrogen brittleness, product can achieve good performance.

3. Hydrogen cleaning technology is adopted to clean the product surface after oil-plating, cleanness can achieve advance world standard.

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