High Quality API 5L Gr.B Seamless Steel Pipe For Petroleum Line Standard: API5L ASTM ASME B36.10. DIN Material: API5LGr.B A106Gr.B, A105Gr.B, A53Gr.B, A243WPB etc. Outer diameter: 13.7mm-1219.8mm Wall thickness... قراءة المزيد
A53 A106 Seamless Steel Pipes For Construction Oil And Gas Steel Pipes Api 5l Psl2 X42/X46/X60/X70 Dn 400 Seamless Standard: API5L ASTM ASME B36.10. DIN Material: API5LGr.B A106Gr.B, A105Gr.B, A53Gr.B, A243WPB ... قراءة المزيد
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