Shandong Senlian Metal Technology Ltd

Outer diameter：89mm-368mm
Wall thickness：4-18 mm
length：5.8-12m
Straightness: Deviation 2 mm/m max.

Technical Specification

Corresponding standards：

GB5310 JIS AISI/ASTM
35CrMo SCM430(SCM2) 4130
Size Tolerance:

Length tolerance WT tolerance O.D. tolerance
0/+100mm for a total length +0,9mm -1 / +1%
Chemical Composition:

C Si Mn P S Cr Mo
0.30～0.37 0.10～0.40 0.60~0.90 ≤0.035 ≤0.035 0.90~1.20 0.15~0.30
Mechanical Values :

Grade Tensile strength Rm Yield strength YS Elongation A(％)
34CrMo4 ≥985(100) ≥835(85) ≥12