... to 8.5 mm, Standard:ASTMMaterial:304,304L,316,316LPlace of Origin: HeBei China(Mainland)Packaging: standard packing suitable for ... mainly produce API 5L/ASTM A106/A53 Gr.B steel pipe with ISO9001 Quality System Authentification, API 5L Approval ,the Lloyds ... your specific enquiry, such as material, out diameter, wall thickness, length, quantity,, and our quotation will be forwarded without delay. We ...