Mid/low carbon steel/alloy steel
Size
Customized,mainly produce Diameter from M24 to M56
Grade
4.8/5.6/5.8/6.8/8.8/10.9
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
Package
wooden case and pallet or as per customer’s request
With nealy more than 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.