heat exchanger tubes

KCM SPECIAL STEEL CO.,LTD we are manufacturer of stainless steel pipe and tube and fittings(ELBOW,TEE,REDUCER,CAP,CROSS,FLANGES) in china wenzhou city1. Material: 201, 202, 301, 304, 304L, 310S, 316, 316L,316Ti, 317, 317L, 321, 347,904L Duplex SS, S31803/2205, S32750/2507 ,S32760 MONEL400 INCONEL600 INCOLOY800 ALLOY20 ALLOY28 NICKEL ALLOY.2. Product specification: OD2-1600mm x WT0.8-60 mm Square&rectangular.3. Executive standard: ASTMA312M, ASTMA269, ASTMA213,ASTMA790,ASTAM