1.Product Name: Titanium Tube for Heat Exchanger 2.Standard: ASTM ... ,ASME SB338,ASTM B337, ASME SB337,ASTM B861,ASME SB861 1. Product Name: Gr2 ASTMB 338 Titanium Tube for Heat Exchanger ... export more than 80MT titanium tube to grade 2, grade 7 and grade 12 to USA, Qatar, Canada, Germany, Austria etc. They ...