| Umkhiqizo | Ipayipi lensimbi le-ERW |
| Okubalulekile | Insimbi Yekhabhoni |
| Ibanga | Q195 = S195 / A53 Ibanga A Q235 = S235 / A53 Ibanga B / A500 Ibanga A / STK400 / SS400 / ST42.2 Q345 = S355JR / A500 Ibanga B Ibanga C |
| Okujwayelekile | I-DIN 2440, ISO 65, EN10255, BS1387I-GB/T3091, GB/T13793I-JIS 3444/3466 I-API 5L, ASTM A53, A500, A36, ASTM A795 |
| Ubuso | Okumnyama/Okumnyama Kwemvelo |
| Iyaphela | I-Plain iphela |
| ngamakepisi noma ngaphandle |
Isicelo:
Ipayipi lensimbi yokwakha / izinto zokwakha
Ipayipi lesikafula
Ipayipi lensimbi yokubiyela
Ipayipi lensimbi lokuvikela umlilo
Ipayipi lensimbi yokushisa
Uketshezi olunomfutho ophansi, amanzi, igesi, uwoyela, ipayipi lomugqa
Ipayipi lokunisela
Ipayipi lesandla
Ukulawula Ikhwalithi Eqinile:
1) Ngesikhathi nangemva kokukhiqiza, izinduku ezi-4 ze-QC ezinesipiliyoni seminyaka engaphezu kwemi-5 zihlola imikhiqizo ngokungahleliwe.
2) Ilabhorethri kazwelonke egunyaziwe enezitifiketi ze-CNAS
3) Ukuhlolwa okwamukelekayo okuvela enkampanini yangaphandle eqokwe/ekhokhelwa umthengi, njenge-SGS, BV.
4) Igunyazwe yiMalaysia, Indonesia, Singapore, Philippines, Australia, Peru kanye ne-UK. Siphethe i-UL/FM, ISO9001/18001, izitifiketi ze-FPC.
Ukupakisha Nokulethwa:
Imininingwane Yokupakisha : kuzinyanda ezinama-hexagonal ezifanele ulwandle ezipakishwe ngemicu yensimbi, Nezihlilingi ezimbili zenayiloni zenqwaba ngayinye.
Imininingwane Yokulethwa : Kuye nge-QTY, ngokuvamile inyanga eyodwa.
Mayelana NATHI:
I-Tianjin Youfa Steel Pipe Group Co., Ltd yasungulwa ngoJulayi 1, 2000. Kunabasebenzi abangaba ngu-8000, amafekthri ayi-9, imigqa yokukhiqiza amapayipi ensimbi angu-179, ilabhorethri kazwelonke egunyaziwe engu-3, kanye nesikhungo sobuchwepheshe sebhizinisi esingu-1 saseTianjin esigunyazwe nguhulumeni.
62 ERW imigqa yokukhiqiza ipayipi lensimbi
Izimboni:
I-Tianjin Youfa Steel Pipe Group Co.,Ltd .-No.1 Branch;
I-Tianjin Youfa Steel Pipe Group Co.,Ltd .-No.2 Branch;
Tangshan Zhengyuan Steel Pipe Co.,Ltd;
I-Tangshan Youfa Steel Pipe Manufacture Co.,Ltd;
I-Handan Youfa Steel Pipe Co.,Ltd;
Ukulinganisa kwenkampani Shanxi Youfa Steel Pipe Co., Ltd
