-
304 316L 2205 S31803 igwe anaghị agba nchara efere
Ngosipụta ngwaahịa:
Nguzogide corrosion nke igwe anaghị agba nchara dabere na ihe mejupụtara ya (Cr, Ni, Ti, Si, Al, Mn, wdg) yana nhazi nhazi ya.
Dị ka usoro n'ichepụta nke na-ekpo ọkụ na-agbagharị na oyi na-atụ ụdị abụọ, dị ka anụ ahụ anụ ahụ ụdị ígwè na-ekewa n'ime 5 edemede: austenite ụdị, austenite-ferrite ụdị, ferrite ụdị, martensite ụdị, mmiri ozuzo hardening ụdị.
Igwe anaghị agba nchara efere elu ezigbo, nwere elu plasticity, ike na n'ibu ike, iguzogide acid, alkaline gas, ngwọta na ndị ọzọ media corrosion.Ọ bụ ígwè alloy na-adịghị mfe nchara.
-
SA588 SA387 Alloy Steel efere
Ngosipụta ngwaahịa:
Dị ka ọdịnaya nke alloy ọcha kewara n'ime:
obere alloy ígwè (ngụkọta ego alloy ihe na-erughị 5%),
Ọkara alloy ígwè (5% -10% nke ngụkọta alloy ọcha)
Alloy alloy ígwè (ngụkọta alloy element dị elu karịa 10%).
Dị ka ihe mejupụtara alloy element si dị:
Chromium ígwè (Cr-Fe-C)
Chromium-nickel ígwè (Cr-Ni-Fe-C)
Steel Manganese (Mn-Fe-C)
Silicon-manganese ígwè (Si-Mn-Fe-C)
-
Efere na-eguzogide iyi, efere na-eguzogide ihu igwe
Ngosipụta ngwaahịa:
Efere ígwè na-eguzogide eyi bụ akụkụ abụọ: efere ígwè dị obere carbon na oyi akwa na-eguzogide alloy.Alloy wear-eguzogide oyi akwa bụ n'ozuzu 1/3 ~ 1/2 nke mkpokọta ọkpụrụkpụ.Mgbe ị na-arụ ọrụ, matriks na-enye arụmọrụ zuru oke dị ka ike, ike na plasticity, na alloy wear-eguzogide oyi akwa na-enye ndị na-eyi-eguzogide izute chọrọ nke kpọmkwem ọnọdụ ọrụ.
Ihe oyi akwa na-eguzogide alloy bụ chromium alloy, a na-agbakwunyekwa manganese, molybdenum, niobium, nickel na ihe ndị ọzọ alloy.The carbide na metallographic anụ ahụ na-ekesa na eriri udi, na eriri direction perpendicular n'elu.Microhardness nke carbide nwere ike iru n'elu HV1700-2000, na elu ike ike iru HRC 58-62.Alloy carbide nwere a siri ike kwụsie ike na elu okpomọkụ, na-enwe a elu ike ike, ma nwekwara ezigbo antioxidant Njirimara, n'ime 500 ℃ kpamkpam nkịtị ojiji.
-
SA516 Gr60 Gr70 SA387Gr22CL2 efere efere
Ngosipụta ngwaahịa:
A na-ejikarị efere akpa eme ihe maka iji arịa nrụgide
-
S235JR S275JR S355JR Carbon Steel efere
Ngosipụta ngwaahịa:
A na-ekewa efere ígwè na efere ọkụ na oyi.
Dị ka ígwè ụdị, e nwere nkịtị ígwè, elu àgwà ígwè, alloy ígwè, mmiri ígwè, igwe anaghị agba nchara, ngwá ọrụ ígwè, okpomọkụ na-eguzogide ígwè, agba ígwè, silicon ígwè na ulo oru ọcha ígwè mpempe akwụkwọ.
Enwere ike kewaa nchara nchara dị elu n'ụdị atọ dịka ọdịnaya carbon dị iche iche: obere carbon steel (C 0.25%), ọkara carbon steel (C bụ 0.25-0.6%) na nnukwu carbon ígwè (C & gt; 0.6%).
A na-ekewa carbon structural ígwè dị elu na manganese nkịtị (0.25% -0.8%) na manganese dị elu (0.70% -1.20%), nke ikpeazụ nwere ezigbo ihe eji arụ ọrụ na nhazi nhazi.
