Our Mainly Products: Boiler Tubes and Condenser Tubes U bend Stainless Steel Tubing Duplex Stainless Steel Pipes Heat Ex-changer Tubes Nickel Alloy Seamless Tubing Big OD Size Stainless Steel Pipe Cold Drawn Bright Annealing Precision Stainless Tubing Heat Resisting Stainless Steel Tubes and Pipes Mainly Raw Material Supplier: BAOSTEEL / TISCO / POSCO / Yongxing Special Stainless Steel / Sandvik / Outokumpu / Nippon Steel Mainly Certificate List: Business License of Enterprise Legal Person Third Part Inspection Accepted according to EN 10204 3.2 ISO 9001 - 2008 issued by Lloyd's, PED no. 97/23/EC for Stainless Steel Tubing and Nickel Alloy Tubing By Lloyd's, ASME Boiler and Pressure Vessel Code Certificated Certificate for Stainless Steel Tubing Issued by TUV Manufacturer License of Special Equipment for Pressure Vessel Stainless Steel Tubing Issued by AQSIQ GJB 9001B - 2009 China Aerospace Quality Management System for Stainless Steel Tubing and Nickel Alloy Tubing Mainly Equipment: 8 Sets of Cold Drawn Mills 2 Sets of Precision Cold Drawn Mills with Korea import lubricant 11 Sets of LG30-H Cold Rolling Mills; 2 Sets of LD40-H Three-Rollers Precision Cold Rolling Mills; 2 Sets of LG50 Cold Rolling Mills; 3 Sets of LG60-H Cold Rolling Mills; 1 Set of LG120-H Cold Rolling Mill; 1 Set of Solution Annealing Furnace; 1 Set of Bright Annealing Furnace; 1 Set of GNR Direct Reading Spectrometry(Made In Italy); 4 Sets of Straightening Equipment PMI Testing, Chemical Analysising, Mechanical Experiments, Ultrasonic Testing, Eddy Current Testing, Hydraulic test, Hydrostatic Testing, Inter-granular corrosion, Metallurgical Microscopy, Spectral Analysis system. Tubes and Pipes Size: OD: 6-530mm, WT: 0.5-45mm; Length Max in 24000mm Material Grades: Austenitic Stainless Steel: 304/304L(1.4301/1.4307); 316/316L (1.4401/1.4404);316Ti(1.4571); 321(1.4541); 310S(1.4845); 317L(1.1138); 321H(1.4878); 304H(1.4948); 347H(1.4550); Martensitic Stainless Steel: 410(1.4006), 410S(1.4000), 420(1.4021) Ferritic Stainless Steel: 405(1.4002), 409L, 430(1.4016) Super-Austenitic Stainless Steel: N08904 (904L) N08367(6Mo), S31254(6Mo), S30432, S31042 Duplex Stainless Steel: SAF1805, SAF2205(1.4462), S32304(1.4362), S31803(1.4462), S32101(1.4162) Super-Duplex Stainless Steel: S32750(1.4410) Nickel Base Alloy Seamless Tubes: Alloy 20 (UNS N08020), Monel 200 (UNS 02200), Monel 400 (UNS N04400), Incoloy 800 (UNS N08800), Incoloy 800H (UNS N08810), Incoloy 825(UNS N08825