China High-Zazzabi Service ASTM A106 A53 Gra/API 5L Grb/A179 A192 Kauri bango/Bakin Bakin bango Carbon Marasa Karfe Tube/Galvanized Bututu
Dubawa
Mu ƙoƙari don kyau, goyon bayan abokan ciniki", fatan zama saman hadin gwiwa tawagar da mamaye sha'anin ga ma'aikata, masu kaya da masu siyayya, gane daraja share da kuma ci gaba da marketing ga Carbon Karfe sumul Tube / bututu, Bayan haka, mu m sandunansu zuwa high quality da kuma farashi mai araha, kuma muna gabatar da manyan kamfanoni na OEM ga manyan kamfanoni masu yawa waɗanda ke fuskantar gasa mai zafi a kasuwannin duniya, mun ƙaddamar da dabarun ginin alama kuma mun sabunta ruhun "sabis na ɗan adam da aminci", tare da manufar samun amincewar duniya. da ci gaba mai dorewa.
ASTM A106 GR.B sumul karfe bututu yana da kyau waldi yi.Saboda ƙarancin abun ciki na C, gabaɗaya babu wani tsari mai tsauri mai tsanani saboda walda, kuma haɗin gwiwar welded yana da kyakkyawan filastik da tauri.Dukkan tsarin waldawa na iya samun gamsasshiyar haɗin gwiwar walda ba tare da matakan fasaha na musamman ba.
ASTM A106 GR.B da 20# suna kama da sinadarai da kaddarorin injina kuma galibi ana maye gurbinsu da juna, amma akwai bambance-bambance, musamman dangane da tsawaita buƙatun amfani. na GB8163 20# karfe tube ne -19 ℃, yayin da ASMR B31.3 kayyade cewa m m zafin jiki na A106 GR.B karfe tube shine -29 ℃, kuma akwai yanayin rashin gwajin tasiri.Ko da yake akwai bambance-bambance a cikin ƙayyadaddun ƙayyadaddun ƙira, dalili mai zurfi shine bambanci a cikin matakin sarrafawa na abun ciki na Mn. Mai sana'a bazai san wadannan kari ba. , amma mai siye ya kamata ya san waɗannan bambance-bambance kuma ya sanar da masu sana'anta abubuwan da ake buƙata a lokacin siyan, in ba haka ba matsaloli na iya tasowa a ƙarƙashin ƙarin buƙatu masu ƙarfi.
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
