... competitive price. Specializing in seamless stainless steel and corrosion resistant material. Stainless Steel Pipes/TubesSize:(6-720mm)*(1-30mm)*(1000-14000mm ... .Standard: ASTM A312,ASTM A213,ASTM A269,ASTM A790... 2.Material: TP304,TP304L,TP316,TP316L,TP317,TP317L,309S,310S,TP321,347H ... or upon customer's requirements Delivery timeAround 30days 45/90/180 degree elbow