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Pêlên Welded & Seamless
Welded & Seamless - Stûnên cihêreng ên li Alloy Steel, Steel Carbon, Cuplo-Nickel, Duplex, Super Dupless û Metên Bihar, Steel Steel Li gorî ASTM-106, API 5 L, API 5 L, Astm A53 Grade A / B, Astm A-333, Astm A-312, DIN 2440/2441 / 1387 Pipes Welded (15 MM to 2000 Mm ) Erw, lsaw, hsaw, efw li gorî api 5l, astm a / b, astm a671 / 672, astm A-312, DIN 24 ...
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