Carbon steel and stainless steel1) Type: butt welded pipe fittings,seamless pipe fitting,Socket welding fittingselbows,cross,ourlet tee,reducers,Caps,Lap joint stub ends,valves,flanges ect.2) Size: DN15-DN1200 (1/2"-48") 3) Wall thickness: SCH10S-SCH160S4)Standard: ASTMA105,ANSI/ASME36.10/36.19, ASME/ANSI B16.9/11, GB/T12459, GB/T13401, SH3408, SH3409, HG/T21635, HG/T21631, MSS SP-43, DIN 2605, JIS B2313 5) Material: Carbon steel(SA234 WPB,) and stainless steel (304, 304L, 316, 316L, 321, 321H, 310S, 347H)6) Our products are corrosion and high-temperature resistant7) Applications range: for use in the petroleum, smelting, foodstuff, power, papermaking, chemical, medical equipment,aviation, boiler heat ,exchanger, and other fields.