Specification: m6 to m45

Length: according to the drawing
Material: q235, 45
Finish : blue, white , mixed, blue-white, blacken, h.D.G. Cr6.Cr3
Inspection standar: q235

The minimum tensile strength(mpa) 420
Hardness(hv) 130
The yield strength(mpa)340
Inspection standard: 45#

Item below m16 above m16
The minimum tensile strength(mpa): 800 830
Hardness:hrc 2232 2334
The yield strength:(mpa) 580/rp0.20.91 600/rp0.20.91
Elongation: 12%
Shrinkage rate: 52%




1.Carton box,
2.Cardboard cylinder,
3.Innerpacking;plastic woven bags
Outer packing:european style wooden pallet,
4.Inner packing:plastic woven bags,
Outer packing:common wooden pallet