| Samfuri | Wuta Sprinkler Karfe Bututu |
| Kayan Aiki | Karfe na Carbon |
| Matsayi | Q195 = S195 / A53 Aji A Q235 = S235 / A53 Daraja B / A500 Daraja A / STK400 / SS400 / ST42.2 Q345 = S355JR / A500 Daraja B Daraja C |
| Daidaitacce | ASTM A53, ASTM A500, A36, ASTM A795,ISO65, ANSI C80, DIN2440, JIS G3444,GB/T3091, GB/T13793 |
| saman | Rufin zinc 200-500g/m2 (30-70um)OrBaƙi fenti / ja fenti |
| Ƙarshe | Ƙarshen lanƙwasa |
| da ko ba tare da huluna ba |
Tsarin Inganci Mai Tsauri:
1) A lokacin da kuma bayan samarwa, ma'aikatan QC guda 4 waɗanda suka yi fiye da shekaru 5 suna duba samfura bazuwar.
2) Dakin gwaje-gwaje na ƙasa mai lasisi tare da takaddun shaida na CNAS
3) Dubawa mai karɓuwa daga wani ɓangare na uku da mai siye ya naɗa/ya biya, kamar SGS, BV.
4) Malesiya, Indonesia, Singapore, Philippines, Ostiraliya, Peru da Birtaniya sun amince da su. Muna da takaddun shaida na UL /FM, ISO9001/18001, FPC.
Aikace-aikace:
Gine-gine / kayan gini bututun ƙarfe
Bututun ƙarfe na Scaffolding
Bututun ƙarfe mai shinge
Kariyar wuta bututun ƙarfe / bututun feshin wuta bututun ƙarfe
Bututun ƙarfe na greenhouse
Ruwa mai ƙarancin matsin lamba, ruwa, iskar gas, mai, bututun layi
Bututun ban ruwa
Bututun hannu
| OD | DN | ASTM A53 A795 GRA / B | |
| SCH10S | STD SCH40 | ||
| INCI | MM | (mm) | (mm) |
| 1/2” | 15 | 2.11 | 2.77 |
| 3/4” | 20 | 2.11 | 2.87 |
| 1” | 25 | 2.77 | 3.38 |
| 1-1/4” | 32 | 2.77 | 3.56 |
| 1-1/2” | 40 | 2.77 | 3.68 |
| 2” | 50 | 2.77 | 3.91 |
| 2-1/2” | 65 | 3.05 | 5.16 |
| 3” | 80 | 3.05 | 5.49 |
| 4” | 100 | 3.05 | 6.02 |
| 5” | 125 | 3.4 | 6.55 |
| 6” | 150 | 3.4 | 7.11 |
| 8” | 200 | 3.76 | 8.18 |
Shiryawa da Isarwa:
Cikakkun Bayanan Marufi: a cikin fakitin ruwa masu girman hexagonal waɗanda aka cika da sandunan ƙarfe, Tare da majajjawa na nailan guda biyu ga kowane fakiti.
Cikakkun Bayanan Isarwa: Dangane da yawan jama'a, yawanci wata ɗaya ne.
Game da mu:
An kafa bututun ƙarfe na Tianjin Youfa a ranar 1 ga Yuli, 2000. Akwai ma'aikata kusan 9000, masana'antu 11, layukan samar da bututun ƙarfe 193, dakunan gwaje-gwaje 3 na ƙasa da aka amince da su, da kuma cibiyar fasahar kasuwanci 1 da gwamnatin Tianjin ta amince da ita.
Layukan samar da bututun ƙarfe masu zafi guda 40
Masana'antu:
Kamfanin Tianjin Youfa Steel Pipe Group Co.,Ltd.-Lambar 1 Reshe;
Tangshan Zhengyuan Karfe bututu Co., Ltd;
Kamfanin Handan Youfa Steel Pipe Co., Ltd.
Shaanxi Youfa Karfe Bututu Co., Ltd.
