Kamfanin TIANJIN YOUFA STEEL PIPE GROUP CO. LTD.
An kafa kungiyar Tianjin Youfa karfen bututun ne a ranar 1 ga Yuli, 2000, tare da hedkwatar wurin a babban sansanin samar da bututun welded a kauyen Sin-Daqiuzhuang, birnin Tianjin, babban kamfani ne na masana'antar bututun karfe da ke samar da kayayyaki iri-iri.GALVANIZED TUPU KARFE,Farashin ERW STEE LPIPE,SQUARE DA TUBE KARFE MAGANGANUN, GALVANIZED SQUARE PIPE,KARFE TUBES,BUBUWAN KARFE KARFE,SAFFOLDING, DAKAYAN BUPU. An kiyasta a matsayin manyan kamfanoni 500 na kasar Sin a masana'antu iri ɗaya, kuma a matsayin manyan masana'antun 500 na kasar Sin.
Ofishin alamar kasuwanci na SAIC ya tabbatar da alamar Youfa a matsayin sanannen alamar China a cikin Maris 2008.
ASTM A53 Carbon Karfe bututu Brief Brief Gabatarwa:
Samfura | ASTM A53 Carbon Karfe bututu |
Kayan abu | Karfe Karfe |
Daraja | A53 Darasi A = Q195/S195 Babban darajar A53 =Q235 / S235 |
Daidaitawa | ASTM A53, ASTM A500, A36, ASTM A795GB/T3091, GB/T13793 |
ASTM A53 ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun bututu ne na baƙin ƙarfe da baƙar fata mai zafi da welded. ASTM A53 carbon karfe bututu ana amfani dashi a masana'antu da saitunan gini don isar da iskar gas, ruwa, mai, da sauran ruwaye.
ASTM A53 Carbon Karfe bututu Aikace-aikace:
Gina / kayan gini karfe bututu
Fence post karfe bututu
Kariyar wuta bututun ƙarfe
Greenhouse karfe bututu
Ƙananan ruwa, ruwa, gas, mai, bututun layi
Bututun ban ruwa
Bututun hannu
Nau'in bututun Karfe na ASTM A53:
Fasaha: ERW welded ko mara kyau
Tutiya shafi: 30um a matsakaita (220g / m2) da kuma musamman mafi girma tutiya shafi har zuwa 80um.
Ƙarshen Bututu: Filaye, ko Tsage, ko Zare.
Fasaha: ERW Welded
Surface : Baƙar fata na halitta; ko Dan kadan mai; ko Launi mai launi
Ƙarshen Bututu: Tsage ko Tsage
Fasaha : SAW Welded
Surface : Baƙar fata na halitta; ko Galvanized; ya da 3PE FBE
Ƙarshen bututu: Ƙarshe masu ɓarna
Fasaha : Hot birgima maras kyau
Surface : Baƙar fata na halitta; ko Baƙar fenti; ko 3PE FBE; ko Galvanized
Ƙarshen Bututu: Ƙarshen Ƙarshe ko Ƙarshe
ASTM Standard Carbon Karfe bututu Girman Chart:
DN | OD | ASTM A53 / API 5L / ASTM A795 | |||
Saukewa: SCH10S | Saukewa: SCH40 | Farashin SCH80 | |||
MM | INCH | MM | MM | MM | |
15 | 21.3 | 1/2" | 2.11 | 2.77 | 3.73 |
20 | 26.7 | 3/4" | 2.11 | 2.87 | 3.91 |
25 | 33.4 | 1" | 2.77 | 3.38 | 4.55 |
32 | 42.2 | 1-1/4" | 2.77 | 3.56 | 4.85 |
40 | 48.3 | 1-1/2" | 2.77 | 3.68 | 5.08 |
50 | 60.3 | 2" | 2.77 | 3.91 | 5.54 |
65 | 73 | 2-1/2" | 3.05 | 5.16 | 7.01 |
80 | 88.9 | 3" | 3.05 | 5.49 | 7.62 |
90 | 101.6 | 3-1/2" | 3.05 | 5.74 | 8.08 |
100 | 114.3 | 4" | 3.05 | 6.02 | 8.56 |
125 | 141.3 | 5" | 3.4 | 6.55 | 9.53 |
150 | 168.3 | 6" | 3.4 | 7.11 | 10.97 |
200 | 219.1 | 8" | 3.76 | 8.18 | 12.7 |
250 | 273.1 | 10" | 4.19 | 9.27 | 15.09 |
ASTM A53 Karfe Bututu Yana Kashe Jiyya:
* THREADED BTH ENDS (BS ko ASTM misali) Ƙare ɗaya tare da hular filastik, ɗayan kuma tare da haɗakarwa;
* KARSHEN KARSHE;
* KYAUTA KYAU (yanayin yau da kullun);
*BEVEL KE KARSHE DA PLASIC CAPS( 30 digiri bevel dace da walda) ko Ba tare da iyakoki ba.
Youfa Carbon Karfe bututu Tsananin Ingancin Inganci da Takaddun shaida:
1) A lokacin da kuma bayan samarwa, ma'aikatan 4 QC tare da fiye da shekaru 5 sun gwada samfurori a cikin bazuwar.
2) dakin gwaje-gwaje na ƙasa tare da takaddun shaida na CNAS
3) Amintaccen dubawa daga wani ɓangare na uku da aka zaɓa / biya ta mai siye, kamar SGS, BV.
4) Malesiya, Indonesia, Singapore, Philippines, Australia, Peru da UK sun amince da su. Mun mallaki UL / FM, ISO9001/18001, FPC, CE takaddun shaida.
Isar da bututun Karfe: -- Bututun sassan da ke zagaye
1. OD 219mm da ƙasa A cikin hexagonal seaworthy daure cushe da karfe tube, Tare da biyu nailan slings ga kowane daure
2. sama da OD 219mm a cikin girma ko bisa ga ra'ayi na al'ada
3. 25 ton / kwantena da 5 ton / girman don odar gwaji;
4. Domin 20" ganga tsayin max shine 5.8m;
5. Don akwati 40 "max tsayin shine11.8m ku.