Specifications
Material:20# 45# 16Mn 27SiMn   ST52,BK+S,DIN2391,ASTM A 106 or according to your requirement.
Standard: GB/T8713-88 GB/T3639-2000 DIN 2391 EN10305 or according to your requirement.
Straightness:0.3~0.8mm/m or according to your requirement
Elongation: 14%-25% or according to your requirement.
ID tolerance:H7-H8
 

Application:
Mining industry,   machinery processing,  natural gas oil transportation exploitation etc.
 

Process:
Cold-drawn, cold-rolled, honed, SRB

Delivery condition:

BKS or according to customer's requirement

Equipment:

Cold drawn machine,honing machine,SRB machine,Point straightening machine,roller straightening machine,lathe