Product: JIS G3461 Carbon Steel Boiler Tube.
OD: 19.05 mm to 168.3 mm.
WT: 2.0 mm to 14 mm.
Length: max 19000 mm.
Grades: STB340(STB35), STB410(STB42), STB510(STB52).
Applications: applied to boiler tube, smoke tube, superheater tube, air preheating tube, etc.