Ukusetshenziswa kanye nezakhiwo zocingo lwensimbi engagqwali engu-304, ibha yensimbi engagqwali engu-304, ngokusho kwe-United States AISI standard, insimbi engagqwali enezinombolo zesi-Arabhu ezinamadijithi amathathu. Izigaba zamadijithi okuqala, inombolo yokulandelana yamadijithi amabili kuya kwayisithathu. Idijithi yokuqala 3 insimbi engagqwali evula uchungechunge lwamadijithi angu-300 iyisakhiwo se-Cr-Ni sensimbi engagqwali ye-austenitic.
1, 304
Izinsimbi ezingagqwali neze-austenitic ezimelana ne-asidi eziphansi ze-austenitic
Izakhiwo: ukumelana okuhle kakhulu nokugqwala kwe-intergranular kanye nokumelana nokugqwala, kwama-organic acid kanye nama-inorganic acids ama-alkali futhi iningi lawo linokumelana okuthile nokugqwala. Ukusetshenziswa: kusetshenziswa kabanzi emishinini yokudlulisa i-asidi namakhemikhali ngamapayipi.
2.304L
Izinsimbi ezingagqwali neze-austenitic ezimelana ne-asidi eziphansi ze-austenitic
Ukusebenza: ukumelana okuhle nokugqwala futhi okuhle ekuphikiseni ukugqwala okunamandla okuphakathi nokugqwala. Ukusetshenziswa: ukusetshenziswa emishinini engamelani nokugqwala nge-petrochemical, ikakhulukazi ukwelashwa kokushisa ngemva kokushiswa kwe-weld kwe-weld fitting akunakwenzeka.
3,304H
Insimbi engagqwali yase-Austenitic
Ukusebenza: ukumelana nokugqwala okuhle kakhulu kanye nokushibilika, izakhiwo ezinhle zokushisa. Ukusetshenziswa: okusetshenziselwa kakhulu i-boiler superheater enkulu kanye namapayipi okushisa kabusha umusi, ama-heat exchanger e-petrochemical.
4, 316
Insimbi engagqwali nengashisi ye-Austenitic
Ukusebenza: ama-asidi ahlukahlukene angaphili, ama-asidi e-organic, ama-alkali, usawoti anokumelana okuhle kakhulu nokugqwala kanye nokumelana nokugqwala, anamandla amahle emazingeni okushisa aphezulu. Ukusetshenziswa: kufanelekile kuma-superheater amakhulu e-boiler kanye ne-reheater, amapayipi omusi, ama-heat exchanger amapayipi e-petrochemical, angasetshenziswa njengento evikela ukugqwala.
5.316L
Izinsimbi ezingagqwali neze-acid ezimelana ne-austenitic eziphansi kakhulu ngekhabhoni
Ukusebenza: ukumelana okuhle nokugqwala, ama-organic acid, ama-alkali, usawoti, kanye nokumelana okuhle nokugqwala. Ukusetshenziswa: kusetshenziswa kabanzi emishinini yokudlulisa i-asidi namakhemikhali ngamapayipi.
6, 321
Izinsimbi ze-Austenitic ezingagqwali nezimelana ne-asidi
Ukusebenza: I-Hang Jing ephezulu kanye nokugqwala, ama-asidi e-organic kanye nama-asidi angaphili anokumelana okuhle nokugqwala. Ukusetshenziswa: Kusetshenziswa ekwenziweni kwamapayipi angangenisi i-asidi, i-boiler superheater, i-reheater, amapayipi omusi, ama-heat exchanger e-petrochemical kanye nezinye.
7.317L
Izinsimbi ze-Austenitic ezingagqwali nezimelana ne-asidi
Ukusebenza: ukumelana okuhle kakhulu nokugqwala, ezixazululweni eziqukethe i-chloride inokumelana okuhle nokugqwala. Ukusetshenziswa: ukukhiqizwa kwefayibha yokwenziwa, i-petrochemical, indwangu, iphepha kanye nepayipi eliyinhloko elisetshenziswa ekucubungulweni kabusha kwe-nyukliya kanye neminye imishini yezimboni.
8,310S
Insimbi evikela ukushisa e-Austenitic
Ukusebenza: ukumelana okuhle nokugqwala kwe-intergranular, ukumelana okuhle kakhulu nokugqwala kokucindezeleka kwe-chloride, ukumelana okuhle nokugqwala kokushisa okuphezulu. Ukusetshenziswa: kusetshenziswa ekwakhiweni kwamashubhu esithando, i-superheater, amashubhu okushintshanisa ukushisa.
9.347H
Insimbi engagqwali nengashisi ye-Austenitic
Ukusebenza kahle: inezimo ezinhle zokumelana nokugqwala, ukushibilika kanye namandla okuhamba kancane. Ukusetshenziswa: kwe-boiler superheater enkulu kanye ne-reheater, amapayipi omusi, ama-heat exchanger amapayipi e-petrochemical.
Isikhathi sokuthunyelwe: Mashi-12-2018