OEM Maƙerin China Babban Zazzabi Sch40 A53 A106 API 5L mara kyau da Welded Carbon Karfe Bututu
Dubawa
Our manufa shi ne yawanci ya juya a cikin wani m samar da high quality bututu kayayyakin ta furnishing amfanin kara takaddun shaida goyon baya da kuma a lokacin bayarwa, sabis capabilities for High zafin jiki Service Karfe bututu, Our mafita ne yadu gane da kuma dogara da masu amfani da kuma iya gamsar da ci gaba da samun tattalin arziki. da bukatun zamantakewa.Muna bin ƙa'idodin da ake buƙata don sarrafa waɗannan samfuran waɗanda ke tabbatar da tsayin daka da amincin samfuran.Muna bin sabbin fasahohin sarrafa kayan aiki waɗanda ke ba mu damar ba da ingancin samfuran da ba su dace ba ga abokan cinikinmu.Muna ci gaba da ƙoƙari don kamala kuma duk ƙoƙarinmu yana nufin samun cikakkiyar gamsuwar abokin ciniki.
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 cikin kauri na bangon da ke ƙasa da 5/16 in. (7.9 mm) daga ƙaƙƙarfan 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
Cikakken Bayani
Tubu mai tukunyar jirgi
GB/T5310-2017
ASME SA-106/SA-106M-2015
ASTMA210(A210M) -2012
ASME SA-213/SA-213M
