Tee with material: stainless steel, carbon steel, etc. and with all kinds of types. 1) Type: ... 20 (DN15-DN500), Welded Fittings 1/2-48 (DN15-DN1200)3) Wall thickness: SCH5S-SCH1604) Standard: ASME B16.9,,DIN ... 2605,JIS ,GB/T12459,GB/T134015) Material: stainless steel (304, 304L, 316, 316L, 321, 321H, 310S, 347H)6 ... equipment, aviation, boiler heat exchanger, and other fields Stainless Steel Tee