... :GR1,GR2,GR3,GR5,GR7,GR9,GR10(3).Standard;ASTM B-337 338(4).Techniques:cold rolled,welded(5).Condition:M ... a).5-110*1.0-4.5*2000-6000(seamless) b).110*1.0-8*1000-2000(welded) c).150-400 ... -25days Welcome to our website:http://www.mxcmetal.com ASTM B-337 GR2 seamless titanium tube