| 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 |
Noi:
Paipu kila no nā mea hana hale / hale
Paipu hoʻopaʻa
Paipu kila pou pā
Paipu kila pale ahi
Paipu kila hale ʻōmaʻomaʻo
Wai haʻahaʻa, wai, kinoea, ʻaila, paipu laina
Paipu hoʻoinu wai
Paipu lima
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.
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.
E pili ana iā mākou:
Ua hoʻokumu ʻia ʻo Tianjin Youfa Steel Pipe Group Co., Ltd ma Iulai 1, 2000. Aia ma kahi o 8000 mau limahana, 9 mau hale hana, 179 mau laina hana paipu kila, 3 keʻena hoʻokolohua i hōʻoia ʻia e ka ʻāina, a me 1 kikowaena ʻenehana ʻoihana i hōʻoia ʻia e ke aupuni Tianjin.
62 mau laina hana paipu kila ERW
Nā Hale Hana:
ʻO Tianjin Youfa Steel Pipe Group Co., Ltd.-Lālā No.1;
ʻO Tianjin Youfa Steel Pipe Group Co., Ltd.-Lālā No.2;
ʻO Tangshan Zhengyuan Steel Pipe Co., Ltd;
ʻO Tangshan Youfa Steel Pipe Hana Hana Co., Ltd;
ʻO Handan Youfa Steel Pipe Co., Ltd;
ʻO Shanxi Youfa Steel Pipe Co., Ltd.
