| Huahana | Paipu kila galvanized |
| Mea Hana | Ke kila kalapona |
| Papa | Q195 = S195 / A53 Papa A |
| Kūlana Maʻamau | BS1387, EN10255, ASTM A53, ASTM A500, A36ISO65, ANSI C80, DIN2440GB/T3091, GB/T13793 |
| ʻIli | Uhi ʻia ʻana o ka zinc 200-500g/m2 (30-70um) |
| 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.
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 paipu kila
nā laina hana, 3 keʻena hoʻokolohua i ʻae ʻia e ka aupuni, a me 1 kikowaena ʻenehana ʻoihana i ʻae ʻia e ke aupuni Tianjin.
| aʻo hou aku |
40 welawili ʻianā laina hana paipu kila
Nā Hale Hana:
ʻO Tianjin Youfa Steel Pipe Group Co., Ltd.-Lālā No.1;
ʻO Tangshan Zhengyuan Steel Pipe Co., Ltd;
ʻO Handan Youfa Steel Pipe Co., Ltd;
ʻO Shanxi Youfa Steel Pipe Co., Ltd.
