LSAW Pipe (Longitudinal Submerged Arc-Welding Pipe), yomwe imatchedwanso chitoliro cha SAWL. Imatenga mbale yachitsulo ngati yaiwisi, ndikuiumba ndi makina omangira, kenako ndikuwotcherera mbali ziwiri zomira. Kupyolera mu njirayi chitoliro chachitsulo cha LSAW chidzapeza ductility kwambiri, kulimba kwa weld, kufanana, ...
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