Ihe igwe anaghị agba nchara:

Igwe anaghị agba nchara bụ ụdị ihe onwunwe, nwere nso na mirror nchapụta, aka ike na oyi na-atụ, bụ nke ọzọ avant-garde mma ihe, nwere magburu onwe corrosion eguzogide, ịkpụzi, ndakọrịta na siri ike na ndị ọzọ usoro e ji mara, na-eji na arọ ụlọ ọrụ. , ụlọ ọrụ ọkụ, ụlọ ọrụ ngwongwo ụlọ na ihe ịchọ mma ụlọ na ụlọ ọrụ ndị ọzọ.

Igwe anaghị agba nchara na-eguzogide ígwè na-ezo aka dị ka igwe anaghị agba nchara, ọ bụ nke igwe anaghị agba nchara na acid na-eguzogide ígwè akụkụ abụọ, na nkenke, nwere ike iguzogide ikuku corrosion nke ígwè a na-akpọ igwe anaghị agba nchara, na ike iguzogide chemical ọkara corrosion nke ígwè a na-akpọ acid eguzogide steel.Generally N'ikwu okwu, ọdịnaya chromium nke Cr karịrị 12% nke ígwè nwere njirimara igwe anaghị agba nchara.

Nkewa igwe anaghị agba nchara:

E nwere ọtụtụ ụzọ nke nhazi nke igwe anaghị agba nchara, n'ime nke a na-ahụkarị bụ ndị a.

Nhazi nhazi metalogram:

Enwere ike kewaa n'ime igwe anaghị agba nchara austenitic, ferrite igwe anaghị agba nchara, martensitic igwe anaghị agba nchara, duplex igwe anaghị agba nchara, mmiri ozuzo hardening igwe anaghị agba nchara.

Nhazi ihe mejupụtara kemịkalụ:

Ihu ọma nwere ike kewaa n'ime chromium igwe anaghị agba nchara (dị ka ferrite usoro, martensite usoro) na chromium nickel igwe anaghị agba nchara (dị ka austenite usoro, abnormal usoro, mmiri ozuzo hardening usoro) abụọ usoro.

Dịka ụdị nguzogide corrosion siri dị:

Enwere ike kewaa ya na nrụgide corrosion na-eguzogide igwe anaghị agba nchara, pitting corrosion eguzogide igwe anaghị agba nchara, intergranular corrosion eguzogide igwe anaghị agba nchara, wdg.

Nkewa site na njirimara arụ ọrụ:

Enwere ike kewaa n'ime nchara nchara n'efu, igwe anaghị agba nchara, obere okpomọkụ igwe anaghị agba nchara, ike igwe anaghị agba nchara.

E nwere ihe fọrọ nke nta ka ọ bụrụ 100 ụdị igwe anaghị agba nchara nke etinyere na ụkpụrụ dị iche iche n'ụwa, na ọganihu nke sayensị na nkà na ụzụ na mmepe nke ụlọ ọrụ na ọrụ ugbo, ọhụrụ igwe anaghị agba nchara akara ule na-abawanye.N'ihi na a mara ọkwa nke igwe anaghị agba nchara. , Enwere ike gbakọọ chromium dakọtara [Cr] na nickel dakọtara [Ni] dị ka ihe mejupụtara kemịkal ya si dị, a pụkwara ịtụle microstructure na ihe onwunwe nke ígwè ahụ n'ụzọ kwesịrị ekwesị site na iji chaatị microstructure Schaeffler-Delong igwe anaghị agba nchara.

Nkewa Matrix:

1, ferrite igwe anaghị agba nchara.Chromium 12% ~ 30% .Ya corrosion eguzogide, siri ike na weldability na-abawanye na-abawanye nke chromium ọdịnaya, na ya chloride stress corrosion iguzogide dị mma karịa ndị ọzọ ụdị igwe anaghị agba nchara.

2. Austenitic igwe anaghị agba nchara. Ọ nwere ihe karịrị 18% chromium, ihe dị ka 8% nickel na obere molybdenum, titanium, nitrogen na ihe ndị ọzọ. Ọrụ zuru oke nke ọma, nkwụsị corrosion na mgbasa ozi dị iche iche.

3. Austenite-ferrite duplex igwe anaghị agba nchara.Ọ nwere uru nke austenite na ferrite igwe anaghị agba nchara, ma nwee superplasticity.

Martensitic igwe anaghị agba nchara.Elu ike, ma ogbenye plasticity na weldability.

Tebụlụ ntụnyere igwe anaghị agba nchara ọkọlọtọ na tebụl njupụta

China	Japan	USA	South Korea	European Union	Ọstrelia	Taiwan, China	Njupụta (t/m3)
GB/T20878	JIS	ASTM	KS	BSEN	AS	CNS
12Cr13	SUS403	403	STS403	-	403	403	7.75
20Cr13	SUS420J1	420	STS420J1	1.4021	420	420J1	7.75
30Cr13	SUS420J2	-	STS420J2	1.4028	420J2	420J2	7.75
10Cr17	SUS430	430	STS430	1.4016	430	430	7.70
68Cr17	SUS440A	440A	STS440A	-	440A	440A	7.70
06Cr19Ni10	SUS304	304	STS304	1.4301	304	304	7.93
022Cr19Ni10	SUS304L	304L	STS304L	1.4306	304L	304L	7.93
06Cr17Ni12Mo2	SUS316	316	STS316	1.4401	316	316	7.98
022Cr17Ni12Mo2	SUS316L	316L	STS316L	1.4404	316L	316L	7.98
06Cr18Ni11Ti	SUS321	321	STS321	1.4541	321	321	7.93
06Cr18Ni11Nb	SUS347	347	STS347	1.455	347	347	7.98