China Jumla China ASTM A53 A106 API 5L Bututun Karfe Karfe Mara Waƙa
Dubawa
Mun yi imanin cewa haɗin gwiwar faɗaɗawa na tsawon lokaci shine ainihin sakamakon saman kewayon, ƙarin tallafin ƙima, gamuwa mai wadatarwa da tuntuɓar bututun Karfe, Muna kuma tabbatar da cewa za'a ƙirƙira nau'ikan ku yayin amfani da ingantaccen inganci da dogaro. Tabbatar cewa kun sami cikakkiyar yanci don tuntuɓar mu don ƙarin bayani da gaskiya. An gabatar da mu a matsayin ɗaya daga cikin masu samar da masana'antu masu girma da fitarwa na carbon karfe da gami da bututun ƙarfe. Yanzu muna da ƙungiyar da aka sadaukar da ƙwarewa waɗanda ke kula da inganci da kayan aiki. Idan kuna neman Kyakkyawan inganci akan farashi mai kyau da bayarwa akan lokaci. Ku tuntube mu.
A106 bututun ƙarfe maras sumul bututun ƙarfe ne mara nauyi wanda ake amfani da shi don jigilar ruwa masu zafi kamar ruwa, mai, da iskar gas. Wannan karfe sa yana da babban sanyi nakasawa da kuma babban filastik, sanyi ja ko al'ada jihar ya fi annealed jihar, kullum amfani da ruwa bututu, tsarin bututu, low matsa lamba tukunyar jirgi bututu da ba a jaddada da bukatar high tauri.
Aikace-aikace
Sumul karfe bututu for high zafin jiki aiki ASTM A106, dace da high zafin jiki
Babban Daraja
Matsayi na babban ingancin tsarin ƙarfe na carbon: GR.A, GR.B, GR.C
Abubuwan Sinadari
Rubutu, ( | |||
Darasi A | Darasi B | Darasi C | |
Carbon, max | 0.25A | 0.3B | 0.35B |
Manganese | 0.27-0.93 | 0.29-1.06 | 0.29-1.06 |
Phosphorus, max | 0.035 | 0.035 | 0.035 |
Sulfur, max | 0.035 | 0.035 | 0.035 |
Silikon, min | 0.10 | 0.10 | 0.10 |
Chrome, maxC | 0.40 | 0.40 | 0.40 |
Copper, maxC | 0.40 | 0.40 | 0.40 |
Molybdenum, maxC | 0.15 | 0.15 | 0.15 |
Nickel, maxC | 0.40 | 0.40 | 0.40 |
Vanadium, maxC | 0.08 | 0.08 | 0.08 |
A Ga kowane raguwa na 0.01% ƙasa da ƙayyadaddun iyakar carbon, haɓakar 0.06% manganese sama da iyakar ƙayyadaddun za a ba da izini har zuwa matsakaicin 1.35%. | |||
B Sai dai in ba haka ba wanda mai siye ya ayyana, ga kowane raguwar 0.01% ƙasa da ƙayyadaddun iyakar carbon, za a ba da izinin haɓaka 0.06% manganese sama da iyakar ƙayyadaddun har zuwa matsakaicin 1.65%. | |||
C Wadannan abubuwa biyar da aka haɗe ba za su wuce 1% ba. |
Kayan Injiniya
Darasi A | Darasi B | Darasi C | ||||||
Ƙarfin ɗamara, min, psi(MPa) | 48000 (330) | 60000 (415) | 70000 (485) | |||||
Ƙarfin Haɓaka, min, psi(MPa) | 30000 (205) | 35000 (240) | 40000 (275) | |||||
Tsayi | Canza | Tsayi | Canza | Tsayi | Canza | |||
Tsawaita cikin inci 2 (50 mm), min, % Mahimmin ƙarancin gwajin tsiri mai tsayi na elongation, kuma ga duk ƙananan girman da aka gwada a cikin cikakken sashe | 35 | 25 | 30 | 16.5 | 30 | 16.5 | ||
Lokacin daidaitaccen zagaye 2-in. (50-mm) ana amfani da samfurin gwajin tsayin ma'auni | 28 | 20 | 22 | 12 | 20 | 12 | ||
Don gwajin tsiri mai tsayi | A | A | A | |||||
Don gwaje-gwajen tsiri mai jujjuyawa, ragi ga kowane 1/32-in. (0.8-mm) raguwa a kaurin bangon da ke ƙasa da 5/16 in. (7.9 mm) daga ƙaramin ƙaramar ƙaranci na kashi mai zuwa za a yi. | 1.25 | 1.00 | 1.00 | |||||
A mafi ƙarancin elongation a cikin inci 2. (50 mm) za a ƙayyade ta ma'auni mai zuwa: | ||||||||
e=625000A 0.2 / U 0.9 | ||||||||
don raka'a-laba, da | ||||||||
e=1940A 0.2 / U 0.9 | ||||||||
don raka'a SI, | ||||||||
inda: e = ƙaramar haɓakawa a cikin 2 in. (50 mm), %, zagaye zuwa mafi kusa 0.5%, A = yankin giciye na samfurin gwajin tashin hankali, a cikin.2 (mm2), dangane da ƙayyadaddun diamita na waje ko ƙayyadaddun ƙayyadaddun diamita na waje ko faɗin ƙirar ƙira da ƙayyadadden kauri na bango, zagaye zuwa mafi kusa 0.01 in.2 (1 mm2) . (Idan yankin da aka lissafta haka yana daidai da ko mafi girma fiye da 0.75 in.2 (500 mm2), to za a yi amfani da ƙimar 0.75 in.2 (500 mm2). U = ƙayyadadden ƙarfin ƙarfi, psi (MPa). |
Bukatar Gwaji
Baya ga tabbatar da abun da ke tattare da sinadarai da kaddarorin injina, ana yin gwaje-gwajen hydrostatic daya bayan daya, kuma ana yin gwaje-gwajen flaring da flattening. . Bugu da ƙari, akwai wasu buƙatu don ƙananan ƙwayoyin cuta, girman hatsi, da decarburization Layer na bututun ƙarfe da aka gama.
Ƙarfin Ƙarfafawa
Ikon samarwa: Ton 1000 a kowane wata kowane Grade na ASTM SA-106 Bututu Karfe
Marufi
A cikin daure da A cikin Akwatin katako mai ƙarfi
Bayarwa
7-14 kwanaki idan a stock, 30-45 kwanaki don samar
Biya
30% depsoit, 70% L/C ko B/L kwafin ko 100% L/C a gani