... /337 titanium exhaust pipe 2. Excellent Corrosion Resistance 3. Nonmagnetic and Non-toxic 4. Low Modulus of Elast ASTM B338/337 titanium exhaust pipe 1 ... B 337, ASME, DIN 178612. Size: OD5-100mm, THK 0.3-12mm, L<16000mm3. Material:Gr1,Gr2,Gr3,Gr5,Gr7,Gr9 ... .080.030.015 0.25 0.4Grade 9Blance2.5~3.52.0~3.00.250.080.030.015 0.15 0.4Grade ...