Ko ngā ngongo tapawhā me ngā ngongo tapawhā whāiti i hangaia mai i te maitai ngawari Q235 e whakamahia ana i roto i ngā hanganga whare, i ngā hanganga tautoko, me ngā mahi hoahoanga. E mōhiotia ana ēnei ngongo mō tō rātou pakari, te ngāwari o te hanga, me te pai mō ngā momo tukanga whakarewa me te hanga. Ko te tohu Q235 e tohu ana he mea hanga te maitai mai i te maitai waro ngawari.
| Hua | Paipa Rino Tapawhā me te Tapawhā |
| Rauemi | maitai waro |
| Tau | Q195 = S195 / A53 Tau A Q235 = S235 / A53 Taumata B / A500 Taumata A / STK400 / SS400 / ST42.2 Q355 = S355JR / A500 Taumata B Taumata C |
| Paerewa | DIN 2440, ISO 65, EN10219,GB/T 6728, JIS G3444 / G3466,ASTM A500, A36 |
| Mata | Pango Tahanga/MaoriKua peitahia Kua pania ki te hinu, kua takaihia rānei, kāore rānei |
| Ngā mutunga | Ngā pito papatahi |
| Whakatakotoranga | WHĀRANGI: 20*20-500*500mm; 20*40-300*500mm Matotoru: 1.0-30.0mm Roa: 2-12m |
| Te hanganga matū | Ngā āhuatanga miihini, WT≤16mm | ||||||||
| Paerewa | Te taumata maitai | C (mōrahi)% | Si (mōrahi)% | Mn (mōrahi)% | P (mōrahi)% | S (mōrahi)% | Te hua iti rawa kaha MPa | Te kaha o te kume MPa | Te roanga iti rawa % |
| GB/T 700-2006 | Q235A | 0.22 | 0.35 | 1.4 | 0.045 | 0.05 | 235 | 370-500 | 26 |
| GB/T 700-2006 | Q235B | 0.2 | 0.35 | 1.4 | 0.045 | 0.045 | 235 | 370-500 | 26 |
Taupānga:
Paipa maitai hanga / rauemi hanga
Paipa hanganga
Paipa maitai pou taiepa
Ngā wāhanga whakairinga pūngao rā
Paipa pupuri ringa
Mana Kounga Tino Pai:
1) I te wā o te whakaputanga me muri i te whakaputanga, e 4 ngā kaimahi QC me te neke atu i te 5 tau o te wheako e tirotiro ana i ngā hua i roto i te matapōkere.
2) Taiwhanga whaimana ā-motu me ngā tiwhikete CNAS
3) He tirotiro e whakaaetia ana mai i te rōpū tuatoru i whakaritea/i utua e te kaihoko, pēnei i te SGS, BV.
4) Kua whakaaetia e Mareia, Initonīhia, Hingaiapore, Philippines, Ahitereiria, Peru me te UK. Kei a mātou ngā tiwhikete UL /FM, ISO9001/18001, FPC.
Te Tākai me te Tukunga:
Ngā Taipitopito Tākai: i roto i ngā paihere hexagonal e taea ai te moana kua tākaihia e ngā rīpene maitai, Me ngā whitiki nairona e rua mō ia paihere.
Ngā Taipitopito Tukunga: I runga i te RAHIA, kotahi marama te roa.
Mō mātou:
I whakatūria a Tianjin Youfa i te 1 o Hūrae, 2000. Tata ki te 9000 ngā kaimahi, 11 ngā wheketere, 193 ngā raina whakaputa paipa maitai, 3 ngā taiwhanga whaimana ā-motu, me te 1 te pokapū hangarau pakihi whaimana a te kāwanatanga o Tianjin.
31 ngā raina whakaputa paipa maitai tapawhā me te tapawhā
Ngā wheketere:
Tianjin Youfa Dezhong Steel Pipe Co., Ltd;
Te Kamupene Paipa Rino a Handan Youfa, Ltd;
Te Kamupene Paipa Rino o Shanxi Youfa, Ltd
