Alloy heat exchanger tube ASTM A213 1)Alloy seamless steel heat exchanger tube ASTM A2132)Material T5, T11, T12, T223)O.D:3/8"-4"(19.05-114.3mm)4)W.T:2mm-14mm5)Max length:16m6)package: bare packing/bundle packing/crate packing/wooden protection at the both sides of tubes7) Capacity:4500ton/month8)Certifcate: ISO, PED,9)Third party inspection available: BV/ BV for IBR, Lloyds, SGS