Stainless steel straight Tee(BUTT WELDING)BW.EQUAL Material: Carbon steel, stainless steel, Alloy steel, Low-temperature steel Diameter range: 1/2"-48"(DN15-DN600) Wall thickness: SCH5(S) - SCH160(S) Standard: ASME/ANSI B16.9, B16.28 DIN2605 GB12459(Seamless), GB/T13401(Welded) SH3408 HG21635(Seamless), SH3409 HG23631(Welded)