Daban-daban aiki zafin jiki bawul abu ta amfani da bawul abu bakin karfe farantin zafi birgima karfe gabatarwar

Daban-daban aiki zafin jiki bawul abu ta amfani da bawul abu bakin karfe farantin zafi birgima karfe gabatarwar

Ɗaya daga cikin mahimman abubuwan da za a yi la'akari da su a cikin ƙirar bawul da zaɓin kayan abu shine zafin aiki na bawul. Ƙarin daidaita yanayin zafin aiki mai dacewa na kayan halayen bawul, daga aikin lambar maida hankali na ƙarfe da aka yi amfani da shi a cikin nau'ikan nau'ikan kayan gini na bawul, yanayin zafin aiki da ya dace da abubuwan da ke da alaƙa da kayan jikin bawul ɗin da ake amfani da su a cikin kayan aikin petrochemical na gida, tsire-tsire masu sinadarai, takin gargajiya, injiniyan wutar lantarki da masana'antar ƙarfe da sauran filayen an ƙayyade don ƙirar bayyanar, masana'anta da gwajin samfuran bawul Ee. Wannan takarda yafi gabatar da dalla-dalla bawul ɗin zafin jiki, ci gaba da bawul ɗin zafin jiki mai ƙarfi, lalata resistant nickel tushe gami lalata resistant nickel tushe gami bawul zaba kayan ..
Ɗaya daga cikin mahimman abubuwan da za a yi la'akari da su a cikin ƙirar bawul da zaɓin kayan abu shine zafin aiki na bawul. Ƙarin daidaita yanayin zafin aiki mai dacewa na kayan halayen bawul, daga aikin lambar maida hankali na ƙarfe da aka yi amfani da shi a cikin nau'ikan nau'ikan kayan gini na bawul, yanayin zafin aiki da ya dace da abubuwan da ke da alaƙa da kayan jikin bawul ɗin da ake amfani da su a cikin kayan aikin petrochemical na gida, tsire-tsire masu sinadarai, takin gargajiya, injiniyan wutar lantarki da masana'antar ƙarfe da sauran filayen an ƙayyade don ƙirar bayyanar, masana'anta da gwajin samfuran bawul Ee. Bugu da ƙari, daga hangen nesa na gudanarwa mai inganci da gudanarwar samar da masana'antu da siyan kayayyaki, don kowane ƙarfe daban-daban ya kamata a zaɓa tare da ingantaccen aiki mai kyau, bai dace da amfani da samfuran ƙarfe da yawa tare da lamba ɗaya ba, don hana rikicewa.
1. Babban abu na zafin jiki bawul (-254 (ruwa hydrogen) ~ -101 ℃ (butadiene)) hali dole ne low-alloy karfe, gami abu ko aluminum gami profile tare da jiki-centric lattice akai. Matsakaicin ƙarancin zafin jiki na jiki bayan aiwatar da aikin jiyya na zafi, musamman ma ƙarancin ƙarancin zafin jiki tauri yana buƙatar biyan buƙatun daidaitattun. Ana iya amfani da ƙananan ƙarfe masu ƙarancin ƙarfe masu zuwa don yin cikakkiyar bawul ɗin zafin jiki. ASTMA351 CF8M, CF3M, CF8 da CF3, ASTM A182F316, F316L, F304 da F304L, ASTM A433 316, 316L, 304, 304L da CF8D. The man kewaye farantin, guda kwarara bawul, ƙofar bawul ko piston bawul na zazzabi bawul dole ne cryogenic magani a cikin ruwa nitrogen (-196 ℃) kafin zurfin aiki.
2. Ci gaba da babban zafin jiki bawul Cr-Mo ci gaba da babban zafin jiki na karfe bawul yawanci ana amfani dashi don zaɓar WC6, WC9 da C5 (ZG1Cr5Mo) a cikin ƙayyadaddun ASTM A217, kuma madaidaicin faranti na birgima sune F11, F22 da F5 a cikin ASTM A182.
(1) Low chromium sa chrome-molybdenum karfe yana da WC6, WC9, F11 da F22, da zartar matsakaici ruwa, tururi da radon gas, bai dace da sulfur abun ciki na mai ladabi mai. WC6 da F11 sun dace da zafin aiki na -29 ~ 540 ℃, kuma WC9 da F22 sun dace da zafin aiki na -29 ~ 570 ℃.
(2) C5 (ZG1Cr5Mo) da F5 chromium pentamolybdenum high zafin jiki karfe, da m kafofin watsa labarai na ruwa, tururi, radon gas da sulfur abun ciki na mai ladabi mai. C5(ZG1Cr5Mo) idan aka yi amfani da shi a cikin tururin ruwa, matsakaicin zafinsa na aiki shine 600 ℃. Matsakaicin zafin jiki na aiki shine 550 ℃ lokacin da aka yi amfani da shi a matsakaici kamar abun cikin sulfur mai mai ladabi. Saboda haka, ana buƙatar zafin aiki na C5 (ZG1Cr5Mo) ya zama ƙasa da 550 ℃.
3, lalata resistant nickel tushe high zafin jiki gami lalata resistant nickel tushe gami bawul shine mabuɗin don amfani da ASTM A494 ƙayyadaddun na ƙirƙira monel gami
(1), jefa nickel tushe gami (CZ-100), Inconnel aluminum gami (CY-40), Hastelloy gami B (N-12MV, N-7M) da Hastelloy C (CW-(1) Monel gami Monel yana da babban ƙarfi. da ductibility, musamman m juriya ga rage acid da kuma karfi acid abubuwa da teku lalata Properties, saboda haka, shi ne kullum amfani ga masana'antu da kuma safarar hydrochloric acid, ruwan gishiri, tsaka tsaki abubuwa, alkali salts da oxidizing acid da sauran kafofin watsa labarai kayan aiki da bawuloli, kuma. dace da bushe da manic hydrogen, hydrogen chloride gas, 425 ℃ ci gaba da high zafin jiki hydrogen da 450 ℃ ci gaba da high zafin jiki hydrogen chloride gas da sauran abubuwa, amma ba ya tsayayya da sulfur abun ciki abubuwa da rage abubuwa (kamar sodium cyanide da oxygen-dauke abubuwa. ) Lalacewa gabaɗaya lambar kayan bawul na Monel alloy shine MM, kuma babban ɓangaren shine Monel alloy bawul ɗin bawul ɗin ƙarfe na ƙarfe shine C / M, lambar kayan bawul na CF8 shine P / M. lambar CF8M ita ce R/M. A dace zafin jiki aiki na Monel M35-1, Monel 400 da MonelK500 aluminum gami ne -29 ~ 480 ℃.
(2) Cast nickel base alloy Cast nickel alloy (CZ-100) shine 95% Ni da 1100% C, kuma babu wani farantin birgima daidai. CZ-100 yana da kyakkyawan juriya na lalata lokacin da aka yi amfani da shi a ci gaba da maganin zafin jiki mai girma tare da babban taro ko ba tare da ruwa da alkali ba. An fi amfani da CZ-100 wajen samar da sinadarai na chlor-alkali tare da maida hankali mai yawa (ciki har da narkewar aluminum chloride ba tare da ruwa da anhydrous) da kuma wuraren da jan karfe da baƙin ƙarfe da sauran samfuran gurɓataccen muhalli ba. Cast nickel tushe gami CZ-100 bawul material code Ni. CZ-100 aluminum gami ne dace da aiki zafin jiki na -29 ~ 316 ℃.
(3) Hastelloy Hastelloy shine sunan kasuwanci na Hastelloy, wanda galibi ya haɗa da jerin haɗe-haɗe, yawanci Hastelloy B da Hastelloy C da ake amfani da su a cikin bawuloli masu jure lalata. Ƙirƙirar Hastelloy B alloys zuwa N-12MV (N-12M-1) da N-7M (wasu kayan da ake kira N-12M-2, wanda kuma aka sani da Chlorimet 2 aluminum gami) a cikin ASTM A494 ana mirgina zuwa UNS a cikin ASTM B335 N10665 . Hastelloy B yana da juriya ga sulfuric acid na duk abubuwan tattarawa, da kuma ƙarancin gishiri da acid. Bawul mai jure lalata na Hastelloy B, daga juriyar lalata da la'akari da juriya na damuwa yakamata a zaɓi ƙaramin darajar kare muhalli na Hastelloy B (N-7M). Lambar kayan Hastelloy Babu buƙatu a cikin filin bawul. Hastelloy B bawul lambar abu za a iya siffanta kai tsaye ta hanyar ƙirƙira lambar haɗin gwiwa. Hastelloy B ya dace da zafin aiki na -29 ℃ ~ 425 ℃.
Wannan ma'auni yana kwatanta girma, ƙirar bayyanar, ma'aunin fasaha, hanyoyin gwaji, ƙa'idodin dubawa, alamun marufi da takaddun shaida mai inganci na bakin karfe mai zafi mai birgima. Wannan ma'auni ya shafi karfe mai jujjuyawa mai zafi don dalilai na gaba ɗaya. GB 222 karfe sinadaran abun da ke ciki bincike ta amfani da samfurin samfurin hanya da kuma gama samfurin abun da ke ciki halatta kuskure GB 223 karfe da aluminum gami sinadaran analysis Hanyar GB 226 karfe low tsarin da shortcomings acid etching Hanyar ganewa GB 228 karfe tensile gwajin Hanyar GB 230 karfe kayan Rockwell taurin gwajin Hanyar GB 231 karfe kayan Brinell... .
1. Ra'ayin jigo da filin aikace-aikace
Wannan daidaitaccen farantin bakin karfe mai zafi mai birgima girman karfe, ƙirar bayyanar, ƙimar fasaha, hanyoyin gwaji, ƙa'idodin dubawa, alamomin marufi da takaddun shaida mai inganci da sauran bayanan da suka dace.
Wannan ma'auni ya shafi karfe mai jujjuyawa mai zafi don dalilai na gaba ɗaya.
2. Ma'aunin tunani
GB 222 binciken sinadarai na karfe ta hanyar samfurin samfuri da abun ciki na ƙãre samfurin da aka halatta kuskure
Hanyoyin GB 223 don nazarin sinadarai na karfe da aluminum gami
GB 226 karfe - ƙayyadaddun ƙaƙƙarfan tsarin ƙarfi da lahani ta acid etch
GB 228 Hanyar gwajin tensile karfe
GB 230 kayan ƙarfe - Hanyar gwajin taurin Rockwell
Hanyoyin gwajin ƙarfi na GB 231 don kayan ƙarfe
GB 232 hanyoyin gwajin lankwasawa don kayan ƙarfe
Bukatun gabaɗaya don karɓa, marufi na waje, yin alama da Takaddun shaida na GB 247 lokacin farin ciki na faranti na ƙarfe da sarƙoƙin ƙarfe
GB 709 zafi birgima karfe da karfe sarkar girma, waje zane, net nauyi da kuma halatta kurakurai
GB 2975 karfe don gini - buƙatun samfuri don injiniyoyin tsari da gwaje-gwajen sabis
GB 4334.1 bakin karfe farantin karfe 10% hydrochloric acid lalata hanyar gwajin
GB 4334.2 bakin karfe farantin HCL – magnesium hydroxide etching gwajin Hanyar
GB 4334.3 bakin karfe faranti 65% sodium cyanide etch gwajin Hanyar
Bakin karfe faranti GB 4334.4 sodium cyanide-hydrochloric acid etch gwajin Hanyar
GB 4334.5 bakin karfe farantin karfe HCL - sodium thiosulfate etched hanyar gwaji
GB 4334.6 bakin karfe farantin karfe 5% sulfuric acid lalata hanyar gwajin
GB 4340 Kayan ƙarfe - Hanyar gwajin taurin Brinell
GB 6397 samfurin tensile gwajin ƙarfe
Gwajin lalata a cikin yanayi na roba (gwajin SS)
3. Ƙayyadaddun ƙayyadaddun bayanai da ƙirar bayyanar
3.1 Girman da kuskuren izini na farantin karfe mai kauri dole ne ya dace da abubuwan da suka dace na GB 709.
3.1.1 Tsaftace kowane mita na farantin karfe mai kauri dole ne ya dace da tanadin da suka dace a cikin Tebur 1.
Hukumar Kula da Ingantacciyar Jiha ta ba da 1992-11-16, an ba da izini don aiwatarwa akan 1993-06-01