1. 4-Dimension Grade Evaluation Framework yeSimbi Isina Zvisimbiso 430

Framework yekuongorora 4-dimension grade yesimbi isingatsvi 430 mukugadzirwa kwemidziyo yemumba inosanganisira makemikari emusanganiswa, kugona kwayo kugadzirwa, kuramba kwayo kukora, uye kugadzikana kwemutengo wemidziyo. Framework ye4-dimension ndiyo standard procurement grade evaluation specification yemugadziri wemidziyo yemumba, mutengesi wemidziyo yekicheni, uye mugadziri wezvibvumirano zvezvinhu zvichena inoda mashandiro akaenzana uye kutengeswa kwayo kunodhura. Chikwata cheinjiniya cheWowStainless chinopa magwaro e4-dimension framework pamwe nekusimbisa specification yeper-grade.

Chiyero chesimbi isina tsvina ye430 ndiyo simbi isina tsvina yeferritic ine chimiro chekristaro chemuviri (BCC). Chiyero che430 isimbi isina tsvina yechromium chete isina nickel. Chiyero che430 ndiyo nzira inodhura zvishoma pane 304 austenitic grade yekushandisa zvishandiso zvepamba. Chikwata chekutenga chinofanira kukumbira zvirevo zve430 grade kubva kumutengesi pamwe neASTM A240 / EN 10088 grade compliance yakanyorwa. Kuti uwane ruzivo nezve portfolio yeWowStainless cold rolled grade uye sarudzo ye per-thickness, ona peji.kutonhora kwakakungurutswapeji rechigadzirwa.

2. Kuumbwa kweKemikari uye Hunhu hweMichina

Kemikari yekuumbwa kwayo uye hunhu hwemakanika ndiyo yekutanga ongororo iyo timu yekutenga inofanira kuongorora. Hunhu hwakajairika hwe430 stainless steel grade hunosanganisira 16 kusvika 18% chromium, pasi pe0.12% kabhoni, pasi pe1% manganese, pasi pe1% silicon, pasi pe0.04% phosphorus, pasi pe0.03% sarufa, uye balance iron. 430 grade inotsigira goho re205 kusvika 275 MPa uye simba rekudhonza re450 kusvika 620 MPa zvichienderana neASTM A240 standard. Chikwata chekutenga chinofanira kukumbira chitupa chekemikari yekupisa kubva kumutengesi pamwe negwaro rekodhi rehunhu hwemakanika.

Kuenzanisa kuumbwa kwemhando pakati pemagiredhi 430, 304, uye 316L ndiyo nzira yechipiri yekuongorora iyo timu yekutenga inofanira kuongorora. Giredhi 304 rine 18% chromium uye 8% nickel ine chimiro che austenitic. Giredhi 316L rine 16% chromium, 10% nickel, uye 2% molybdenum ine chimiro che austenitic. Giredhi 430 rine 16 kusvika 18% chromium isina nickel yekuwedzera nechimiro che ferritic. Chikwata chekutenga chinofanira kutsanangura sarudzo yegiredhi zvichienderana nezvinodiwa zvekushandisa mudziyo wepamba.

3. Kugona kugadzirwa kweApplication yeMudziyo wepamba

Kugadzirwa kwemuchina wekushandisa pamba ndicho chinhu chechitatu chinofanira kuongororwa nechikwata chekutenga. Giredhi re430 rinotsigira kudhirowa kwakadzika, kukotama, uye kudhirowa kwemuchina wekushandisa pamba. Giredhi re430 rinotsigira kukosha kwekuyedza kweErichsen cup kwe8 kusvika 10 mm kwehukobvu hwe0.5 kusvika 1.0 mm. Giredhi re430 rinotsigira Lankford coefficient (r value) ye1.0 kusvika 1.4 munzira inochinjika uye 1.4 kusvika 1.8 munzira inotenderera.

Kuenzanisa kugona kwechimiro pakati pegiredhi re430 negiredhi re304 ndicho chinhu chechina chinofanira kuongororwa nechikwata chekutenga. Giredhi re304 rinotsigira kukosha kwepamusoro kweErichsen cup test kwe10 kusvika 13 mm kune ukobvu hwakafanana. Giredhi re304 rinotsigira Lankford coefficient yepamusoro ye1.0 kusvika 1.5 munzira dzese dziri mbiri dzinochinjika uye dzinotenderera. Giredhi re304 ndiro chinhu chinofarirwa pakushandisa kwakaomarara kwekudhirowa kwakadzika. Giredhi re430 ndiro chinhu chinofarirwa pakushandisa kwakadzika kwakadzika uye kushandisa kwakaringana.

Muganho wekugona kugadzirwa kwegiredhi re430 ndiwo wekuongorora wechishanu unofanirwa kuongororwa nechikwata chekutenga. Giredhi re430 rinowanzo patsanuka pakadzika kwekudhirowa kupfuura 30 mm pakukora kwe1.0 mm. Giredhi re430 rinoda annealing yepakati yekushandisa kudhirowa kwakadzika kwezvikamu zvakawanda. Giredhi re430 rinotsigira radius yekukotama ye1t kusvika 2t yegeji diki uye radius yekukotama ye2t kusvika 3t yegeji yakajairwa. Chikwata chekutenga chinofanira kukumbira gwaro remuganho wekukora kwepamwe nepamwe nekurudziro yakanyorwa ye intermediate annealing.

4. Kuramba Kuora uye Munyu Spray Bvunzo

Kudzivirira ngura uye bvunzo yekupfapfaidza munyu ndiyo nzira yechitanhatu yekuongorora iyo timu yekutenga inofanira kuongorora. Giredhi re430 rine resistance yesalt spray test (ASTM B117) yemaawa 200 kusvika 500 isati yaonekwa ngura kekutanga. Giredhi re304 rine resistance yesalt spray test yemaawa 500 kusvika 1000 isati yaonekwa ngura kekutanga. Giredhi re316L rine resistance yesalt spray test yemaawa 1500 kusvika 3000 isati yaonekwa ngura kekutanga. Giredhi re430 ndiro rinokurudzirwa rekushandisa mumba muine hunyoro hushoma.

Kuenzanisa nhamba yekudzivirira makomba (PREN) ndiyo nhamba yechinomwe yekuongorora iyo timu yekutenga inofanira kuongorora. PREN inoverengerwa seCr% + 3.3 x Mo% + 16 x N%. Giredhi re430 rine PREN ye16 kusvika 18 (chromium chete, hapana molybdenum). Giredhi re304 rine PREN ye18 kusvika 20 (chromium chete, hapana molybdenum). Giredhi re316L rine PREN ye25 kusvika 28 (chromium + 2% molybdenum). Chikwata chekutenga chinofanira kutsanangura sarudzo yegiredhi zvichienderana nezvinodiwa zvekudzivirira makomba uye mamiriro ekunze.

5. Kugona Kupinza uye Kubatanidza Mushure meKupinza

Kugona kupinza uye kupinza mushure mekupinza ndiyo nzira yechisere yekuongorora iyo timu yekutenga inofanira kuongorora. Kugona kupinza kwe430 grade kwakaderera kana tichienzanisa ne304 grade. 430 grade inowanzoita coarse grain munzvimbo ine kupisa (HAZ) ine maitiro akajairwa ekupinza. 430 grade inowanzoda kupinza mushure mekupinza pa650 kusvika 800 degrees Celsius kuti idzorere kuramba kwengura. Chikwata chekutenga chinofanira kukumbira gwaro renzira yekubatanidza kubva kumutengesi.

Kuenzanisa nzira yekubatanidza ndiyo nzira yechipfumbamwe yekuongorora iyo timu yekutenga inofanira kuongorora. Kubatanidza kweTIG (tungsten inert gas) kunotsigira giredhi re430 nekupisa kwakaderera uye HAZ grain coarsening yakaderera. Kubatanidza kweMIG (metal inert gas) kunotsigira giredhi re430 nekupisa kwakakwira uye HAZ grain coarsening yakakwira zvishoma. Kubatanidza kweresistance kunotsigira giredhi re430 rekuisa panzvimbo uye kushandiswa kwekubatanidza musono. Chikwata chekutenga chinofanira kukumbira gwaro renzira yekubatanidza kubva kumutengesi pamwe nekurudziro yekuisa mushure mekusanganisa musono.

6. Kugadzikana kweMutengo weZvigadzirwa vs. Magiredhi 304 ne316

Kugadzikana kwemutengo wezvinhu zvinotengeswa kana tichienzanisa nemagiredhi 304 ne316 ndicho chinhu chegumi chinofanira kuongororwa nechikwata chekutenga. Giredhi 430 harina kuratidzwa kwemutengo we nickel, izvo zvinoita kuti mutengo wezvinhu zvinotengeswa uve nani kana tichienzanisa nemagiredhi 304 ne316. Giredhi 430 rinowanzo tsigira mutengo we15% kusvika 25% wakaderera pakg uchienzaniswa negiredhi 304 uye mutengo we25% kusvika 35% wakaderera pakg uchienzaniswa negiredhi 316. Giredhi 430 rinotsigira mugadziri wemidziyo yepamba nekufungidzira kwemutengo unofanotaurwa mukati memwedzi gumi nemiviri yekugadzira.

Kuenzanisa kushata kwemitengo ndicho chinhu chegumi nerimwe chinofanira kuongororwa nechikwata chekutenga. Giredhi re430 rine kushata kwemitengo pagore kubva pa5% kusvika 8% uchienzaniswa nemutengo wechromium weLME (London Metal Exchange). Giredhi re304 rine kushata kwemitengo pagore kubva pa10% kusvika 15% uchienzaniswa nenickel yeLME nemutengo wechromium. Giredhi re316 rine kushata kwemitengo pagore kubva pa15% kusvika 20% uchienzaniswa nenickel yeLME, chromium, nemutengo wemolybdenum. Chikwata chekutenga chinofanira kutsanangura giredhi re430 rekushandisa michina yepamba inotengesa mutengo wakaderera nekufungidzira kwemutengo kunofungidzirwa.

Kuongorora kuratidzwa kwemutengo weLME nickel ndiyo ongororo yegumi nembiri iyo timu yekutenga inofanira kuongorora. Giredhi re430 rine 0% LME nickel price exposure pa chromium-only composition. Giredhi re304 rine 8% LME nickel price exposure pa 8% nickel composition. Giredhi re316L rine 10% LME nickel price exposure pa 10% nickel composition. Giredhi re430 rinotsigira mugadziri wemidziyo yepamba ne LME exposure inofungidzirwa uye 12 months cost projection. Chikwata chekutenga chinofanira kukumbira ongororo ye LME exposure pa-grade kubva kumutengesi nemuenzaniso weprojekti yemutengo wakanyorwa.

7. Matrix yeSarudzo yeKushandisa Zvishandiso Zvepamba

Matrix yekusarudza mashandisirwo emidziyo yepamba ndiyo yegumi nembiri yekuongorora iyo timu yekutenga inofanira kuongorora. Mashandisirwo akajairika emidziyo yepamba ye430 stainless steel grade anosanganisira panel yemukati yedhishi rekuwachisa, dhiramu remukati remuchina wekuwachisa, madziro emukati eovheni ye microwave, panel yemukati yefiriji, firita yerange hood, drainboard yekicheni, mubato wemusuwo wefiriji, mukati memusuwo wedhishi rekuwachisa, uye panel yekunze yeovheni. Iyo 430 grade ndiyo chinhu chinodiwa chemidziyo yemukati yepamba ine zvinodiwa zvekuora zvine mwero uye inoenderana nemagineti.

Chishandiso chemukati medhishi ndiro danho regumi nematatu rekuongorora iro timu yekutenga inofanira kuongorora. Panel yemukati medhishi inowanzoda 0.4 kusvika 0.6 mm 430 grade ine 2B surface finish. Panel yemukati medhishi inowanzo tsigira ASTM B117 salt resistance yemaawa 200 kusvika 350. Panel yemukati medhishi inowanzo da ±0.02 mm per coil tolerance.

Kushandiswa kwedhiramu remukati memuchina wekuwachisa ndiro danho rechigumi nemana rekuongorora rinofanira kuongororwa nechikwata chekutenga. Dhiramu remukati memuchina wekuwachisa rinowanzoda giredhi re0.6 kusvika 1.0 mm 430 rine 2B kana kuti kupenya kwakajeka kwepamusoro. Dhiramu remukati memuchina wekuwachisa rinowanzo tsigira kuramba kupfapfaidza munyu kwemaawa mazana matatu kusvika mazana mashanu (ASTM B117 hours). Chikwata chekutenga chinofanira kukumbira kutsanangurwa kwedhiramu rega rega kubva kumutengesi ane gwaro rekuti munhu anogona kushivirira dhiramu rega rega.

Kuenderana kwesimba remagetsi (magnetic-sensitive compatibility) ndicho chinhu chegumi nematatu chinofanira kuongororwa nechikwata chekutenga. Giredhi re430 isimbi isina magnetic ine simba remagetsi (magnetic-attraction). Giredhi re304 isimbi isina magnetic isina simba ine simba remagetsi (weak or not magnetic attraction). Giredhi re316L isimbi isina magnetic isina simba ine simba remagetsi (weak or not magnetic attraction). Giredhi re430 ndiro chinhu chinodiwa pakushandisa magnetic-sensitive application senge firiji door gasket uye induction cooktop surface. Chikwata chekutenga chinofanira kutsanangura sarudzo yegiredhi zvichienderana nezvinodiwa nemagnetic-sensitive compatibility.

8. Hukobvu Hwakawanda uye Kupedzisa Kwepamusoro

Hukobvu hwechivharo uye kupenya kwenzvimbo yacho ndizvo zvinhu gumi nemana zvinofanirwa kuongororwa nechikwata chekutenga. Hukobvu hwechivharo chesimbi isingatsvi 430 mumidziyo yepamba hunosvika pakati pe0.3 mm ne2.0 mm. Chivharo chepakati (0.3 kusvika 0.5 mm) chinoshandiswa papanera remukati rekuwachisa ndiro uye pasefa regirazi. Chivharo chepakati (0.5 kusvika 1.0 mm) chinoshandiswa padhiramu remukati remuchina wekuwachisa uye panera remukati refiriji. Chivharo chepakati (1.0 kusvika 2.0 mm) chinoshandiswa pasinki yekicheni nepanera rekunze reovheni.

Chimiro chekugadzirisa pamusoro ndicho chiyero chegumi neshanu chekuongorora chinofanira kuongororwa nechikwata chekutenga. Kugadzirisa pamusoro pechinhu che430 stainless steel grade mukushandiswa kwemidziyo yepamba kunosanganisira 2B (cold rolled + skin pass + acid pickling) yepaneru yemukati, BA (bright annealed) yepaneru yekunze, Nhamba 4 (brushed finish) yekicheni sink uye mubato wegonhi, uye Nhamba 8 (mirror finish) yekunze kwemidziyo yepamba yepamusoro. Chikwata chekutenga chinofanira kukumbira gwaro rekupedzisa pamusoro pechinhu kubva kumutengesi rine chiyero chakanyorwa chekuyera kwekukombama kwepamusoro.

9. Rondedzero yeKutenga Simbi Isina Stainless yeBoFU 430 ine Matanho Mashanu

Kune vagadziri vemidziyo yemumba, vatengesi vemidziyo yekicheni, uye vagadziri vezvibvumirano zvezvinhu zvichena vakagadzirira kutsanangura giredhi resimbi isingasvibi 430 nehurongwa hwekuongorora hwe4-dimension, cheki inotevera ine matanho mashanu inosanganisa zvirevo zvekusimbisa kubva muzvikamu zvekare kuita gwaro rimwe chete rezvinotsanangurwa zvekutenga.

1. Simbisai kuti makemikari e430 grade (16 kusvika 18% Cr / pasi pe0.12% C) negwaro rekuti per-heat chemistry rinobva kumutengesi.
2. Taura zvinodiwa pakuumbwa (Erichsen 8 kusvika 10 mm / Lankford 1.0 kusvika 1.8) zvichienderana nekushanda kwekudhirowa kwakadzika kwemudziyo wepamba.
3. Simbisa kuti ngura haipindike (200 kusvika 500 maawa ASTM B117 salt spray) zvichienderana nemamiriro ehunyoro hwemidziyo yemumba.
4. Nyora pasi maitiro ekuchinjisa (TIG / MIG / resistance) nerumbidzo yekupinza mvura mushure mekuchinjisa mvura (650 kusvika 800 degrees Celsius).
5. Kumbira gwaro rekuti zvinhu zvinogadzirwa sei panguva imwe neimwe kana kuti zvinopedzwa sei / MOQ / nguva yakatarwa kubva kumutengesi pamwe nehurongwa hwekugadzirwa kwezvinhu zvakatarwa.

Kune vagadziri vemidziyo yemumba nemapoka ekutenga midziyo yekicheni anotengesa 430 stainless steel grade, zvinhu zvinotevera zveindasitiri zvinopa ruzivo rwakasiyana-siyana pamusoro pechiyero chesimbi isina ngura cheferritic uye hurongwa hwekutevedzera zvinodiwa nemidziyo yemumba.ASTM YepasiroseInoburitsa chiyero cheASTM A240 che chromium uye chromium-nickel stainless steel plate, sheet, uye strip specification.Sangano Renyika Dzepasi Pose Rekuyera Mamiriro Ezvinhu (ISO)inoburitsa ISO 9445 standard yeStainless Steel Flat Rolled Dimension Tolerance.Komiti yeEuropean Standardization (CEN)inoburitsa mwero weEN 10088 wemhando yesimbi isingatsvi yeEurope.Musangano weSimbi Isina Stainless (ISSF) wepasi roseinoburitsa ruzivo rwemusika wesimbi isina ngura yeferritic pamwe negwara rekushandisa pakushandisa.UL (Underwriters Laboratories)inoburitsa mwero weUL 858 wekuchengetedza midziyo yemagetsi yekubikira mumba uye mwero weUL 749 wekuchengetedza midziyo yekuwachisa ndiro mumba.

Kune vagadziri vemidziyo yemumba, vatengesi vemidziyo yekicheni, uye vagadziri vezvibvumirano zvezvinhu zvichena vakagadzirira kutsanangura giredhi resimbi isingatsvinda re430 nehurongwa hwekuongorora hwe4-dimension, timu yeinjiniya yeWowStainless inogona kupa chitupa chekemikari yegiredhi rega rega, mushumo wekuyedza kugona kwayo, magwaro ekudzivirira ngura, uye magwaro ekuita kwewelding. Chikwata cheinjiniya cheWowStainless chakatsigira vagadziri vemidziyo yemumba nekushandisa magwaro akanyorwa muEU, North America, Japan, Korea, nemisika yeSoutheast Asia. Ongorora WowStainlesskatarogu yezvigadzirwa peji 4kuti uwane mutsetse wechigadzirwa chegiredhi re430 uye hunhu hwekukora, kana shanyira iyoPeji rekutanga reWowStainlesskuti uwane zvese zvinodiwa pakugadzira chigadzirwa.

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