Seamless steel pipe is the best choice when it comes to boiler tube. Welded steel pipe has a weld seam, so if the working temperature is with high pressure or high pressure, welded steel pipe may not your best choise, because weld seam may can’t endure working temperature or pressure to be so high. Weld seam may crack under high pressure or high pressure.

Product range of seamless boiler tube is from 10.3mm to 914.4mm.

Most common seen standard and steel grade are as below:

DIN 17175

EN10216-1, EN10216-2, EN10028-2.

JIS G 3461, JIS G 3462, JIS G 3456, JIS G 3458.

ASME SA-106, ASME SA-209, ASME SA-210M, ASME SA-213M, ASME SA-335M, ASME SA-192M, ASME SA-333.