ISO 9001:2008 Registered
Hunan Standard Steel Co.,Ltd is as the one of member of Husteel Industry Group, as the professional manufacturer of steel pipe and pipe fittings,which has a complete system of production and sales serving our customers. 
Factory          Group
  

Specifications Range
Out Diameter 1/8"- 48"
Wall Thickness Schedules 10 through 160, STD, XH and XXH

Standard: ASTM A106M Standard of American Society for Testing&Materials.
Uses: For conveying oil,gas and other fluids.
Chemical Composition(%):

Standard
Grade
C
Si
Mn
P
S
Ni
Cr
Cu
Mo
V
ASTM A106 A
=0.25
=0.10
0.27-0.93
=0.035
=0.035
=0.40
=0.40
=0.40
=0.15
=0.08
B
=0.30
=0.10
0.29-1.06
=0.035
=0.035
=0.40
=0.40
=0.40
=0.15
=0.08
C
=0.35
=0.10
0.29-1.06
=0.035
=0.035
=0.40
=0.40
=0.40
=0.15
=0.08

Mechanical Properties:

Standard
Grade
Tensile strength  (Mpa)
Yield strength  (Mpa)
ASTM A106
A
=330
=205

B
=415
=240

C
=485
=275