1)Sizes (O.D. x W.T): from 13.7mm -- 609.6mm x 2m to 16m
2)Standard: ASTM A53, ASTM A106, GB/T8163, ASTM A106/A53/API 5L
3)Steel Grade: Gr.B,X42,X52,X60,X65,X70
4)Surface: oiled or black painted to prevent rust
5)Marking: as per customer's requirement

Inner packing:
Caps on two ends of every pipe

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