Pipe Steel Welded

Boriya pola karbonê ya ERW ya welded, Boriya Welded a Berxwedana Elektrîkê (ERW), Boriya Welding-Frekansa Bilind (HFW)

Boriya pola karbonê ya welded ERW, Boriya Welded a Berxwedana Elektrîkê (ERW), Boriya Welding-Frekansa Bilind (HFW);
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Boriya pola karbonê ya LSAW ya welded, boriyek pola LSAW (Bûleya wellandî ya rasterast)

LSAW (Longitudinal Submerge-Arc Welded) UO(UOE),RB(RBE),JCO(JCOE),DSAW (Double binavkirî bi kemerê ve girêdayî) API 5L, ASTM A53, ASTM A252, ASTM A671/672, EN 10217
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Boriya pola ya bi Arc-Welding Binavkirî ya Spiral (boriya SSAW), Boriya Steel Welded Welded Hot-Rolled

SAW(SAWL,SAWH): Bi spiral Welded,SSAW: Spiral Binav-arc Welded API 5L, ASTM A53, ASTM A252, EN10219, EN 10217
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