Production Specification |
PSL/ Steel Grade/ Pipe Grade |
|---|---|
|
JIS A 5525 |
SKK400; SKK490 |
|
JIS A 5530 |
SKY400; SKY490 |
|
JIS G 3444 |
SKT290 to SKT540 |
|
JIS G3443-1 |
STW290 to STW400 |
Tiếng Việt 
English