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ʻO ke anu anuanu ʻeleʻele Annealed Steel Paipu 19mm 20mm
Cold Rolled Steel Pipes He huinaha hollow section a me ka pauku poepoe (poe hollow section).ʻO ka mea i ʻōwili ʻia i ke kaula hao kalapona me ka mānoanoa o ka paia 0.6mm a 2.0mm.Ke hoʻomehana ʻia ke kaula kila i ʻōwili ʻia i ka mahana annealing, e ʻeleʻele ka waihoʻoluʻu o ka ʻili ma muli o ke kiʻekiʻe o ka wela me ka ea, ʻo ia ka mea i kapa ʻia he ʻeleʻele.E palupalu nā waiwai kino, kahi kūpono no ka hoʻohui hou ʻana e hana i nā paipu kila.ʻO 57HRB ka paʻakikī maʻamau, a hiki ke hoʻemi ʻia i ka paʻakikī like ʻole e pono ai.
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ERW Poe Steel Paipu Haʻahaʻa Steel Puʻupuʻu Hao Pipe
ʻO ke kila paipu mea ʻaʻole i hui pū ʻia ke kila kalapona haʻahaʻa.ʻO ke ʻano hana ʻenehana hana paipu ʻo ERW welded me ka seam longitudinal.Hiki i nā kūlana huahana ke hoʻokō me ASTM A500, ASTM A53, ASTM A795, BS1387, BS EN10255, EN 10219, BS 1139, BS 39.
