E 200,000 tana te nui o ngā taonga kei te Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co., Ltd.. Ka taea e ngā pokepokea o nāianei te whakaputa tata ki te 6,000 ngā whakaritenga ngongo tapawhā me te tapawhā. Ka taea e ia te whakarite i ngā ngongo whakarewa auau-teitei tuitui tika, te whakarewa pewa ruku taha-rua, ngā ngongo tapawhā me te tapawhā āhua-motuhake, ngā ngongo tapawhā me te tapawhā tapawhā koki-matau (koki-koi), ngā ngongo porowhita hanganga, ngā ngongo āhua-motuhake piko-matao, me ngā ngongo whakarewa pewa ruku taha-rua JCOE1420.
Ko te rahi whakawhiti-wāhanga mōrahi o te ngongo tapawhā me te ngongo tapawhā he 1000 * 1000, ko te matotoru mōrahi ka eke ki te 50mm, ā, ko te roa kotahi he 4-24 mita.
Whakahaerehia te whakakākahu wera-tuku o waho, te whakakikorua pupuhi, me te whakakikorua whakairi.
Tangohia ngā taonga, kātahi ka whakahaere i te pakihi tukatuka whakarewa wera-toia i tēnei mara kia pai ai ngā kaupapa here pai ake!
Ka taea te pupuri i te paparanga konutea i te 20-100 maikorona!
Wā tuku: 14 Paenga-whāwhā 2025
