we are main supplier of seamless steel pipes and pipes fittings, our products is 100% for export market, our factory have ISO, PED, API CERTIFICATE, We believed we can support you well. our products details as below: 1) STAINLESS SEAMLESS STEEL PIPE ACCORDING TO ASTM A312, ASTM A213, A269, A249, A270, ETC, MATERIAL TP304, 304L, 316, 316L, 321, 310S, 347H, 317, 31803 ETC.. SIZE 6MM-530MM 2)STAINLESS PIPE FITTINGS, ELBOW, TEE, REDUCERS, CAPS, LAP JOINT ETC.., ASTM A403 MATERIAL TP304, 304L, 316, 316L, 321, 310S, 347H, 317, 31803 ETC.. SIZE 1/4"-72" 3) CARBON SEAMLESS STEEL PIPE ASTM A53/A106/API 5L, 1/2"-28", GR.B X42 ASTM A210, A179, A192, JIS3461, MATERIAL 179, 192, ST35.8, STB340 ETC.. 4) CARBON PIPE FITTINGS ASTM A234, WPS