Standard & Grade: ASTM A53: Gr.A, Gr.B;API 5L:Gr.A,Gr.B,X42,X46, X52,X56,X60,X65 PSL1 and PSL2;
ASTM A572 Gr.50,A671/672 GR.CC60/65/70 CL12-33,A672/671 GR.B60/65/70 CL12-33;ASTM A252;A691 1.25Cr CL22
End: Square Ends/Plain Ends (straight cut, saw cut, torch cut),Beveled/Threaded Ends
Surface: Black Painting/Oil Painting/Anti-Rust oil/Anti-Corrosive Coating,Galvanize,3PE/FBE Coating
Packing: Bundled,Plastic Caps Plugged,Waterproof Paper/Bag Wrapped