Mabuɗin nasararmu shine "Ingancin Samfura Mai Kyau, Darajar Mai Kyau da Inganci Sabis" don ingantaccen bututun ƙarfe na Jiuijin mai inci 44 Ms Carbon Steel Tsawon ERW, A halin yanzu, muna neman haɗin gwiwa mafi kyau da masu siye daga ƙasashen waje dangane da ƙarin fa'idodi. Ya kamata ku ji daɗin tuntuɓar mu don ƙarin bayani.
Mabuɗin nasararmu shine "Kyakkyawan Ingancin Samfura, Darajar da Ta Dace da Ingantaccen Sabis" donFarashin Bututun Karfe na China da Bututun Karfe mara sumulNan gaba, muna alƙawarin ci gaba da samar da kayayyaki masu inganci da rahusa, tare da ingantaccen sabis bayan tallace-tallace ga dukkan abokan cinikinmu a duk faɗin duniya don ci gaba tare da samun fa'ida mafi girma.
Bututun ƙarfe na ERW a cikin wannan ma'auni an yi shi ne don aikace-aikacen injiniya da matsi kuma an yarda da shi don amfani na yau da kullun a cikin layukan tururi, ruwa, iskar gas, da iska. Ya dace da walda, kuma ya dace da ƙirƙirar ayyukan da suka shafi naɗawa, lanƙwasawa, da flanging.
By juriya ta lantarki da aka welded
Kera: An haɗa juriyar lantarki da welded
Girman: OD:15~700mm KYAU: 1.5~20mm
Daraja: Aji A da Aji B.
Tsawon: 6M ko tsawon da aka ƙayyade kamar yadda ake buƙata.
Ƙarshe: Ƙarshen da aka sassaka, Ƙarshen da aka sassaka, Zare da haɗin kai
Daraja da Sinadaran da Aka Haɗa (％)
| Matsayi | C | Mn | P≤ | S≤ | Cu | Ni | Cr | Mo | V |
| Nau'in S (Bututu mara sumul) | |||||||||
| Darasi na A | 0.25 | 0.95 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| Aji na B | 0.3 | 1.2 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
Taurin kaiBukatu:
|
| Darasi na A | Aji na B |
| Ƙarfin tauri, min, psi (MPa) | 48000 (330) | 60000 (415) |
| Ƙarfin samarwa, min, psi (MPa) | 30000 (205) | 35000 (240) |
Nauyi - Nauyin bututun ba zai bambanta fiye da ±10% daga nauyin da aka ƙayyade ba (nauyi).
Diamita - Ga bututun NPS 1 1/2 KO ƙarami, diamita na waje a kowane lokaci ba zai bambanta fiye da inci ±1/64 ba. Daga diamita na waje da aka ƙayyade. Ga bututun NPS 2 (DN50) ko mafi girma, diamita na waje ba zai bambanta fiye da ±1% daga diamita na waje da aka ƙayyade ba.
Kauri - Mafi ƙarancin kauri na bango a kowane lokaci bai kamata ya wuce kashi 12.5% ba a ƙarƙashin kauri na bango da aka ƙayyade.
Gwajin tensile na jikin bututun—Ya kamata a yi gwajin tensile bisa ga ISO6892 ko ASTM A370. Ya kamata a yi amfani da samfuran tsayi. Sau biyu a kowace na'urar gwaji ta bututu tare da rabon faɗaɗa sanyi da abd iri ɗaya
Gwajin Faɗi - Za a yi gwajin faɗi ɗaya akan samfura daga kowane ƙarshen bututu biyu da aka zaɓa daga kowane yanki.
Gwajin Lanƙwasawa - tsawon bututu mai isasshen tsayi zai tsaya yayin da aka lanƙwasa shi a cikin sanyi har zuwa digiri 90 a kusa da mandrel mai siffar silinda.
Gwajin lantarki mara lalatawa - madadin gwajin hydro-static, za a gwada cikakken jikin kowane bututu da gwajin lantarki mara lalatawa. Idan aka yi gwajin lantarki mara lalatawa, za a yi wa tsawon alamar haruffan "NDE"
Gwajin Hydro-static—Kowane bututu za a yi masa gwajin matsin lamba na hydro-static.
Gwajin X-ray 100% don dinkin walda.
Gwajin ultrasonic.
Jarrabawar Eddy current.
Dole ne a sami isassun kurakuran da ke kan fuskar da za su tabbatar da yanayi mai kyau. Za a cire ko a yanke kurakuran a cikin iyakokin da ake buƙata a tsawon lokacin da ake buƙata. Bututun da aka gama zai kasance madaidaiciya.
Sunan ko alamar masana'anta
Lambar ƙayyadewa (shekara ko ana buƙata)
Girman (OD, WT, tsawon)
Daraja (A ko B)
Nau'in bututu (F, E, ko S)
Gwaji matsin lamba (bututun ƙarfe mara sumul kawai)
Lambar Zafi
Duk wani ƙarin bayani da aka ƙayyade a cikin odar siye.
Bututun da ba a iya gani, Baƙin shafi / Varnish, an rufe shi da zinc kuma an rufe shi da epoxy, da sauransu (an tsara shi musamman);
6 inci da ƙasa a cikin fakiti tare da majajjawa biyu na auduga;
Duk ƙarshen biyu tare da masu kare ƙarshen;
Ƙarshen fili, ƙarshen bevel (2″ da sama da ƙarshen bevel, digiri: 30~35°), zare da haɗin kai;
Alamar. Mabuɗin nasararmu shine "Ingancin Samfura Mai Kyau, Darajar Mai Ma'ana da Ingantaccen Sabis" don ingantaccen bututun ƙarfe na Jiuijin mai inci 44 Ms Carbon mai tsayin ERW, A halin yanzu, muna neman haɗin gwiwa mafi kyau da masu siye daga ƙasashen waje dangane da ƙarin fa'idodi. Ya kamata ku ji daɗin tuntuɓar mu don ƙarin bayani.
Inganci mai kyauFarashin Bututun Karfe na China da Bututun Karfe mara sumulNan gaba, muna alƙawarin ci gaba da samar da kayayyaki masu inganci da rahusa, tare da ingantaccen sabis bayan tallace-tallace ga dukkan abokan cinikinmu a duk faɗin duniya don ci gaba tare da samun fa'ida mafi girma.
