Ke kūpaʻa nei mākou e hāʻawi i ka waiwai hoʻokūkū, nā huahana kupaianaha kiʻekiʻe loa, a me ka lawe wikiwiki ʻana no ka mea hana o Erw Straight Welded Frequency Erw Steel Welded PipeʻO Youfa Brandʻo ka mea hana nui loa no ka paipu kila i hoʻopili ʻia, Mai ka wā i hoʻokumu ʻia ai ka ʻāpana hana, ua kūpaʻa mākou i ka hoʻolaha ʻana i nā waiwai hou. Me ka wikiwiki o ka nohona a me ka hoʻokele waiwai, e hoʻomau mākou i ka hoʻomau ʻana i ka ʻuhane o "kiʻekiʻe kiʻekiʻe, ka pono, ka hana hou, ka pono", a e noho me ke kumumanaʻo hana o "hōʻaiʻē mua, mea kūʻai mua, maikaʻi loa". E hana mākou i kahi wā e hiki mai ana i ka hanauna lauoho me kā mākou mau hoa.
Ke kūpaʻa nei mākou e hāʻawi i ke kumukūʻai hoʻouka kaua, nā huahana kupaianaha kiʻekiʻe loa, a me ka hoʻouna wikiwiki ʻana noNā Paipu Welded Pololei Erw, ʻO ka mea hana nui loa no ka paipu kila i hoʻopili ʻia, Paipu kila Erw i hoʻopaʻa ʻia, ʻO Youfa Brand, Ke hoʻohiki ikaika nei mākou e hāʻawi mākou i nā mea kūʻai aku āpau me nā huahana a me nā hoʻonā maikaʻi loa, nā kumukūʻai hoʻokūkū loa a me ka lawe wikiwiki loa. Ke manaʻolana nei mākou e lanakila i kahi wā e hiki mai ana no nā mea kūʻai aku a me mākou iho.
| Huahana | Paipu kila ERW |
| Mea Hana | Ke kila kalapona |
| Papa | Q195 = S195 / A53 Papa A Q235 = S235 / A53 Papa B / A500 Papa A / STK400 / SS400 / ST42.2 Q345 = S355JR / A500 Papa B Papa C |
| Kūlana Maʻamau | DIN 2440, ISO 65, EN10255, BS1387GB/T3091, GB/T13793JIS 3444 /3466 API 5L, ASTM A53, A500, A36, ASTM A795 |
| ʻIli | ʻEleʻele ʻōlohelohe/maoli |
| Pau | Nā wēlau maʻemaʻe |
| me nā pāpale a i ʻole me ka ʻole o nā pāpale |
Ka Mana Kūlana Koʻikoʻi:
1) I ka wā a ma hope o ka hana ʻana, 4 mau limahana QC me ka ʻoi aku o 5 mau makahiki o ka ʻike e nānā i nā huahana ma kahi random.
2) Keʻena hoʻokolohua i hōʻoia ʻia e ka ʻāina me nā palapala hōʻoia CNAS
3) Nānā ʻae ʻia mai ka ʻaoʻao ʻekolu i koho ʻia/uku ʻia e ka mea kūʻai, e like me SGS, BV.
4) Ua ʻāpono ʻia e Malekia, ʻInidonesia, Singapore, Pilipine, ʻAukekulelia, Peru a me UK. Loaʻa iā mākou nā palapala hōʻoia UL /FM, ISO9001/18001, FPC.
aʻo hou aʻe e pili ana i nā palapala hōʻoia
Hoʻopili a me ka lawe ʻana:
Nā kikoʻī hoʻopili: i loko o nā puʻupuʻu kai hexagonal i hoʻopaʻa ʻia e nā ʻāpana kila, Me ʻelua mau maʻa nylon no kēlā me kēia puʻupuʻu.
Nā kikoʻī hoʻouna: Ma muli o ka QTY, ʻo ka maʻamau hoʻokahi mahina.



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