special bolt
Material
Mid/low carbon steel/alloy steel
Size
Customized,mainly produce size M24-M56
Grade
4.8/5.6/5.8/6.8/8.8/10.9(Gr2,Gr5,Gr8)
Thread
UNC/UNF.
Testing
hardness test,roughness test,tensile test
Equipment
CNC machine,automatic machine,thread rolling machine,tapping drilling machine
Surface treatment
Black oxide
Standard
GB/ASTM/DIN
Feature
Abrasion resistant
Application
mining equipment,cement equipment
Package
wooden case and pallet or as per customer’s request
With nealy 10years processing experience ,we devote ourselves to provide good quality products with reasonable price ,our products are widely applied in cement,mining and electronic industry .
We support OEM service .Drawings and samples are available.Reply within 24 Hours
Mid/low carbon steel/alloy steel
Size
Customized,mainly produce size M24-M56
Grade
4.8/5.6/5.8/6.8/8.8/10.9(Gr2,Gr5,Gr8)
Thread
UNC/UNF.
Testing
hardness test,roughness test,tensile test
Equipment
CNC machine,automatic machine,thread rolling machine,tapping drilling machine
Surface treatment
Black oxide
Standard
GB/ASTM/DIN
Feature
Abrasion resistant
Application
mining equipment,cement equipment
Package
wooden case and pallet or as per customer’s request
With nealy 10years processing experience ,we devote ourselves to provide good quality products with reasonable price ,our products are widely applied in cement,mining and electronic industry .
We support OEM service .Drawings and samples are available.Reply within 24 Hours
Main Products
bolt,fasteners,copper powder,bolts and nuts,copper stamping