TIANJIN YOUFA STEEL PEEL GROUP LTD.
An kafa ƙungiyar bututun ƙarfe ta Tianjin Youfa a ranar 1 ga Yuli, 2000, kuma hedikwatar ta kasance a mafi girman cibiyar samar da bututun walda a China-Kauyen Daqiuzhuang, birnin Tianjin, wanda babban kamfani ne na kera bututun ƙarfe wanda ke samar da nau'ikan kayayyakin bututu iri-iri.Bututun ƙarfe mai galvanized,ERW STEE LPIPE,BUTU MAI RUKUNI DA KARFE, Bututun murabba'i mai galvanized,Bututun Karfe Karfe,Bututun Bakin Karfe,SCAFFOLDING, DAKayan Bututuan sanya su a cikin manyan kamfanoni 500 na kasar Sin a cikin wannan masana'antar, kuma a cikin manyan kamfanoni 500 na kasar Sin.
Ofishin alamar kasuwanci na SAIC ya tabbatar da kamfanin Youfa a matsayin kamfanin da ya shahara a China a watan Maris na 2008.
| Samfuri | Bututun Karfe Mai Zafi |
| Kayan Aiki | Karfe Mai Kauri |
| 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 | EN39, BS1139, BS1387, EN10255,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) |
| Ƙarshe | Ƙarshen layi |
| da ko ba tare da huluna ba |
Jadawalin Girman Bututun Karfe Mai Galvanized Carbon:
| DN | OD | ASTM A53 / API 5L / ASTM A795 | BS1387 / EN10255 | |||||
| SCH10S | STD SCH40 | SCH80 | Haske | Matsakaici | Mai nauyi | |||
| MM | INCI | MM | MM | MM | MM | MM | MM | |
| 15 | 21.3 | 1/2" | 2.11 | 2.77 | 3.73 | 2 | 2.6 | - |
| 20 | 26.7 | 3/4" | 2.11 | 2.87 | 3.91 | 2.3 | 2.6 | 3.2 |
| 25 | 33.4 | 1" | 2.77 | 3.38 | 4.55 | 2.6 | 3.2 | 4 |
| 32 | 42.2 | 1-1/4" | 2.77 | 3.56 | 4.85 | 2.6 | 3.2 | 4 |
| 40 | 48.3 | 1-1/2" | 2.77 | 3.68 | 5.08 | 2.9 | 3.2 | 4 |
| 50 | 60.3 | 2" | 2.77 | 3.91 | 5.54 | 2.9 | 3.6 | 4.5 |
| 65 | 73 ko 76 | 2-1/2" | 3.05 | 5.16 | 7.01 | 3.2 | 3.6 | 4.5 |
| 80 | 88.9 | 3" | 3.05 | 5.49 | 7.62 | 3.2 | 4 | 5 |
| 90 | 101.6 | 3-1/2" | 3.05 | 5.74 | 8.08 | |||
| 100 | 114.3 | 4" | 3.05 | 6.02 | 8.56 | 3.6 | 4.5 | 5.4 |
| 125 | 141.3 | 5" | 3.4 | 6.55 | 9.53 | 5 | 5.4 | |
| 150 | 168.3 | 6" | 3.4 | 7.11 | 10.97 | 5 | 5.4 | |
| 200 | 219.1 | 8" | 3.76 | 8.18 | 12.7 | |||
| 250 | 273.1 | 10" | 4.19 | 9.27 | 15.09 | |||
Aikace-aikace:
Gine-gine / kayan gini bututun ƙarfe
Bututun ƙarfe na Scaffolding
Bututun ƙarfe mai shinge
Kariyar wuta bututun ƙarfe
Bututun ƙarfe na greenhouse
Ruwa mai ƙarancin matsin lamba, ruwa, iskar gas, mai, bututun layi
Bututun ban ruwa
Bututun hannu

MAGANIN ƘARSHEN BUTUTU:
*ƘARSHEN BIYU DA AKA ZARE (misalin BS ko ASTM)Ƙarshe ɗaya da murfin filastik, ɗayan kuma da haɗin kai;
*ƘARSHEN GIRMAMA (misalin BS ko ASTM);
*ƘARSHEN KARSHE (yanayin da ake ciki na yau da kullun);
* Ƙara murfin filastik ko a'a;
*ƘARSHEN BEVEL DA MULUMAN ROBA (bevel mai digiri 30 wanda ya dace da walda).
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.
RUFEWA DA ISARWA:-- Bututun sashe mai zagaye mai rami
1. OD 219mm da ƙasa A cikin fakitin ruwa masu girman hexagonal waɗanda aka cika da sandunan ƙarfe, Tare da majajjawa na nailan guda biyu ga kowane fakiti
2. sama da OD 219mm a cikin yawa ko bisa ga ra'ayin da aka saba
3. Tan 25/kwantenar da tan 5/girma don yin odar gwaji;
4. Ga akwati mai inci 20, matsakaicin tsawonsa shine mita 5.8;
5. Ga akwati mai inci 40, matsakaicin tsawon shine11.8m.
Game da mu:
An kafa kamfanin Tianjin Youfa Steel Pipe Group Co., Ltd a ranar 1 ga Yuli, 2000. Akwai ma'aikata kusan 8000, masana'antu 13, layukan samar da bututun ƙarfe 293, dakunan gwaje-gwaje 3 na ƙasa da aka amince da su, da kuma cibiyar fasahar kasuwanci 1 da gwamnatin Tianjin ta amince da ita.
Masana'antu 5 da ke samar da bututun ƙarfe mai galvanized a ƙarƙashin Youfa Group har zuwa 2021;
6Layukan samar da bututun ƙarfe mai galvanized mai zafi 0;
Tan 4,240,000 na fitar da bututun gi a kowace shekara;
An fitar da tan 104,300 a duk faɗin ƙasarwduniya.
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.










