GOST-8731 10# 20# 45# Hot Rolled Seamless Carbon Steel Tube from TORICH

GOST-8731 10# 20# 45# Hot Rolled Seamless Carbon Steel Tube from TORICH

Steel Grade/Steel Material/Steel Number:

10#,  20#, 35#, 45#, 16Mn, 12Crmo, 15Crmo, 12Cr1moV

Size Range:

OD: 10.3-1200mm

WT:1-200mm

Characteristic: 

Good Surface Quality

Good OD and ID tolerance controlled to Technical Standard

Stable quality

100% Eddy Current Test

TORICH QUALITY ASSURANCE

Production Process:

Raw Material → Incoming Inspection → Storage → Cutting → Hammering → Pickling Lubrication → Cleaning→ Phosphorization → Clean  → Lubrication → Hot Rolling  → Middle Check  → Heat Treatment  → Straightening  → Ends Cutting  → Final Inspection  → Bundling  → Storage

Raw Material Tube:

Seamless Hollow Sections, produced by hot piercing or hot rolled.

 
 
Inspection in the work ship: 
Size Measurement

 
NDT inspection

 
Mechanical test.
 
 
Packing:

GOST-8731 10# 20# 45# Hot Rolled Seamless Carbon Steel Tubes/Pipes from TORICH