1) Sizes: 1/4'' to *8''
2) Standards: ASTM A*3 Gr.B, A**6Gr.B, API 5L B, X*2
3) Surface: Oiled or black painted to prevent rust
4) Marking: As per customer's requirement
5) Steel Grade: *0#, *0#, Q**5 B etc 6)Marking:as customer's
requirement 7)Packing: bulk or container
