we have obtained ISO 9001, ISO 14001, ISO 45001, CE, AAA-level credit rating certification, etc.
we have obtained ISO 9001, ISO 14001, ISO 45001, CE, AAA-level credit rating certification, etc.
JIS G3444 is the standard of carbon steel tubes for general structural purposes
Product Name |
Standard |
Grade |
OD |
WT |
Length |
Usage |
STRUCTURAL PIPES,PILING PIPE |
JIS G3444 |
Gr.A , Gr.B |
33.4-660mm |
2.1-22mm |
0.8-18m |
Gas, heating, water Transportation, construction, |
Application: Seamless Steel Oil Well, Casing, Tubing and Drill Pipe
JIS G3444 |
|
STK 290 |
STK 30 |
KS |
ASTM |
JIS |
DIN |
BS |
|||||
|
GRADE |
|
GRADE |
|
GRADE |
|
GRADE |
|
GRADE |
D 3566 |
SPS 290 |
A500 |
GrA |
G-3444 |
STK290 |
– |
– |
6323 |
HFW2 |
SPS 400 |
A252 |
Gr 2 |
STK400 |
– |
– |
6323 |
HFW4 |
||
SPS 500 |
A500 |
Gr C |
STK500 |
– |
– |
– |
– |
||
SPS 490 |
– |
– |
STK490 |
– |
– |
6323 |
HFW5 |
||
SPS 540 |
A500 |
Gr C |
STK540 |
– |
– |
– |
– |
||
|
|
|
|
|
|
17120 |
UST37-2 |
|
|
|
|
|
|
|
|
17120 |
RST37-2 |
|
|
|
|
|
|
|
|
17120 |
ST37-3 |
|
|
|
|
|
|
|
|
17120 |
ST44-2 |
|
|
|
|
|
|
|
|
17120 |
ST44-3 |
|
|
|
|
|
|
|
|
17120 |
ST52-3 |
|
|
|
|
|
|
|
|
17123 |
TSTE355 |
|
|
|
|
|
|
|
|
17123 |
TSTE460 |
|
|