... gr1 gr2 gr3 gr7 gr9 gr12 titanium bar and rodspecification:ASTM B348,ASTM F67,ASTM F 136,ASM ... 4928Qdiamer: 10-350mmWe are the manufacturer of titanium and stainless steel products in China set up in 1958 ... , have the LIoyds, ISO 9001-2000 and PED certificates. We are the only plant approved by DET ... alloy tubewe have passed the ISO9001 authentication,PED,DNV and Lioyd's certification sucessfully