... ,Gr3,Gr5 5-110x0.4~6.0x2000-9000mm ISO9001:2008 astm b338 titanium tubing grade 2 Standard: ASTMB337, ASTMB338, GB/T3624-1995, GB ... than 440__more than 18Application : hot exchange equipment including arrange heat exchanger, serpentine, heat exchanger, coiled pipe heat exchanger, condenser, and transport pipeline etc.Product packaging show ...