| Sunan samfur | Carbon welded Karfe bututu | |
| Dabaru | Welding Resistance Electronic Resistance Welding (ERW);Welding High Frequence (HFW) | |
| Daidaitawa | API5L, BS1387, ASTM A53/A106, EN10219, EN10210, EN10255, JIS G3452, JIS G3454, da dai sauransu | |
| Ingancin kayan abu | Karfe daraja | GR.B,S275JRH,S275JOH,X42,X52,S355J0H |
| Girman | WT | 1.5mm-16mm |
| Diamita na waje | 26.7mm-660mm | |
| Tsawon | 1m-12m ko kamar yadda kuke bukata | |
| Surface | Galvanized, 3PE, zanen, shafi mai, karfe hatimi, da dai sauransu. | |
| Ƙarshe | Ƙarshen ƙarewa, yankan, zaren zaren tare da hada guda biyu, beveled, flange, da dai sauransu. | |
| Dubawa | Tare da Haɗin Sinadari da Gwajin Kayayyakin Injini;Gwajin Hydrostatic, Dimensional and Visual Inspection, Tare da Binciken Mara lalacewa | |
| Takaddun shaida | BV, ISO, CE ko kamar yadda ta abokin ciniki. | |
| Aikace-aikace | yi bututu, tsarin bututu, Greenhouse bututu, Ginin abu tube, Bututun kayan daki, da sauransu | |
| Sharuɗɗan ciniki | FOB, CFR, CIF, CNF. | |
| Sharuɗɗan Biyan kuɗi | T / T, L / C a gani 30% T / T a gaba, ma'auni 70% ya kamata a biya bayan karbar kwafin BL | |
| Loading Port | Tianjin Port | |
Haɗin Gwargwadon Daraja da Kemikal (％)
| Daraja | C | Mn | P≤ | S≤ | Cu | Ni | Cr | Mo | V |
| Nau'in S (bututu mara kyau) | |||||||||
| Darasi A | 0.25 | 0.95 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| Darasi B | 0.3 | 1.2 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
Gwajin tensile na jikin bututu-Ya kamata a gudanar da gwajin tensile daidai da ISO6892 ko ASTM A370.Ya kamata a yi amfani da samfurori masu tsayi.Sau biyu a kowace naúrar gwaji na bututu tare da rabon faɗaɗa sanyi iri ɗaya abd
Gwajin Lalacewa-Za a yi gwajin ƙwanƙwasa ɗaya akan samfurori daga kowane ƙarshen bututu biyu da aka zaɓa daga kowace kuri'a.
Lankwasawa Gwajin- isasshen tsawon bututu zai tsaya yana lanƙwasa sanyi ta 90° a kusa da madaidaicin silinda.
Gwajin lantarki mara lalacewa-a madadin gwajin hydro-static, za a gwada cikakken jikin kowane bututu tare da gwajin lantarki mara lalacewa.Inda aka yi gwajin wutar lantarki mara lalacewa, za a yiwa tsayin daka alama da haruffan "NDE"
Gwajin Hydro-static-Kowace bututu za a yi shi da gwajin matsa lamba na hydro-static.
Gwajin X-ray 100% don kabu na weld.
Gwajin ultrasonic.
Gwajin halin yanzu.
ERW karfe bututu a cikin wannan ma'auni shine Don aikace-aikacen injina da matsa lamba kuma ana karɓa don amfanin yau da kullun a cikin tururi, ruwa, gas, da layin iska.Ya dace da waldi, kuma ya dace da samar da ayyukan da suka shafi coiling, lankwasawa, da flanging.
Tashin hankaliAbubuwan bukatu:
|
| Darasi A | Darasi B |
| Ƙarfin ɗamara, min, psi (MPa) | 48000 (330) | 60000 (415) |
| Ƙarfin Haɓaka, min, psi (MPa) | 30000 (205) | 35000 (240) |
Bare bututu, Black / Varnish shafi, tutiya mai rufi da epoxy rufi, da dai sauransu ( musamman);
6" kuma a ƙasa a cikin daure tare da majajjawa auduga guda biyu;
Dukansu sun ƙare tare da masu kare ƙarshen;
Ƙarshen Ƙarshen, Ƙarshen bevel (2 "da sama tare da iyakar bevel, digiri: 30 ~ 35 °), threaded da hada guda biyu;
Alama.
EN10219 S275J0H S275J2H / S275JRH TSIRACTURAL ERW Karfe Piles bututu
ERW Karfe Bututu
JIS G3454 Carbon ERW Karfe Bututu Sabis
TS EN 10210 S355J2H TUPU KARFE ERW
JIS G3452 Carbon ERW Karfe Bututu Don Bututun Talakawa
