JIS G3461 Carbon Steel Tube For Boilers And Heat Exchangers Standard: JIS G3461 Main steel grades: STB340,STB410,STB510. Application: JIS G3461 Carbon ...
Carbon Steel Tube DIN 2393 St34.2 St44.2 Welded Precision Steel Tubes Standard: DIN 2393 standard applies to welded precision steel tubes. Main steel ...