1.Q: Pehea ka lōʻihi e hiki ai ke hoʻouna?
A: No nā huahana kūʻai, e hana i nā moku i 5- 7 mau lā ma hope o ka loaʻa ʻana o ka waihona a i ʻole ka loaʻa ʻana o L / C; No nā huahana pono hana hou no
nā mea kūikawā a me nā mea liʻiliʻi, pono i nā lā 30-40 e hana i ka hoʻouna.
2.Nīnau: E hōʻoia ʻia ka palapala hōʻoia iā EN10210 OR EN10219?
A: No nā huahana hana hou ʻaʻole pono e ʻoki hou a i ʻole ka hana ʻana, e hāʻawi i ka Original Mill Test Certificate
hōʻoia i ka EN10210/EN10219; no nā huahana waiwai a me nā huahana e pono e ʻoki a i ʻole ka hana hou ʻana, e hoʻopuka i ka palapala hōʻoia o ka maikaʻi ma kā mākou Hui, e hōʻike i ka inoa wili kumu a me ka ʻikepili kumu.
3.Q: Ke ʻike ʻole ʻia nā huahana i loaʻa i nā huahana i koi ʻia e ka ʻaelike, he aha kāu e hana ai?
A: I ka manawa i ʻike ʻole ʻia nā huahana i loaʻa i nā huahana i ka papa inoa ʻaelike, i ka loaʻa ʻana o nā kiʻi a me nā palapala a me nā ʻikepili mai kou ʻaoʻao, inā ʻaʻole i hoʻokō ʻia, e uku mākou i ka nalowale i ka manawa mua.
4.Q: Hāʻawi anei ʻoe i nā laʻana?
He manuahi a keu paha ? A: ʻAe, hiki iā mākou ke hāʻawi i ka laʻana a ʻaʻole e uku i ke kumukūʻai o ka ukana.
5.Q: He aha kāu mau ʻōlelo uku?
A: Uku <= 1000USD, 100% ma mua. Uku> = 1000USD, 30% T / T ma mua, kaulike ma mua o ka hoʻouna ʻana.
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Ma ka hale hana a Yuantai, ʻaʻole i emi ka wahine nāwaliwali i ke kāne.
Ua hoʻokō ka manaʻo paʻa i hoʻokahi poʻokela ma kahi ʻāpana
Hiki i ka manawa ke hoʻololi i nā mea āpau, akā ʻaʻole hiki i ka manawa ke hoʻololi i nā mea āpau. No ka laʻana, ka puʻuwai mua.
HOOLAHA HUI KUAI
HOIKE HALE KUAI HANA
Hoʻopili nui ka hui i ka maikaʻi o nā huahana, hoʻopukapuka nui i ka hoʻokomo ʻana i nā mea hana kiʻekiʻe a me nā ʻoihana, a hele i waho e hālāwai me nā pono o nā mea kūʻai aku ma ka home a ma waho.
Hiki ke hoʻokaʻawale ʻia ka ʻike i: haku mele, ikaika hua, ikaika tensile, waiwai hopena, etc.
I ka manawa like, hiki i ka hui ke hoʻokō i ka ʻike kīnā ma ka laina a me ka annealing a me nā kaʻina hana wela e like me nā pono o ka mea kūʻai aku.
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Tianjin YuantaiDerun Steel Tube Manufacturing Group Co., Ltd.he hale hana paipu kila i hooiaioia eEN/ASTM/ JISspecializing i ka hana a me ka lawe aku i na ano a pau o ka huinahalike rectangular paipu, galvanized paipu, ERW welded paipu, spiral paipu, submerged arc welded paipu, pololei seam paipu, seamless paipu, waihoʻoluʻu coated kila coil, galvanized kila coil a me na mea kila.
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