As steel pipes supplier, even for ERW steel pipe, we can supply different types with different grade, certification for customers. Today, editor would have a detailed introduction for the physical parameters of ERW steel pipe JIS G3444.

Product Name Standard
Grade
OD
WT
Length
Usage

STRUCTURAL PIPES,PILING PIPE
AND FLUID TRANSPORTATION PIPE JIS G3444
Gr.A , Gr.B
GR 1,
GR 2, GR 3
S235JR,
S275JR, S355JR, S355JOH,
S355J2H
P195TR,
P235TR,
P265TR
STK400, STK490
C250, C350,C450 33.4-660mm
2.1-22mm
0.8-18m
Gas, heating, water Transportation, construction,
mechanical application, aviation, offshore platform etc

Although ERW steel pipe JIS G3444, one of standard steel pipe, has various grade for this same type. Under this situation, it is necessary for us to have a better understanding of which kind of grade is needed for us clients before wholesale.