上海維風(fēng)工貿(mào)有限公司為您提供模具鋼yt05鋼板的化學(xué)成分,。
模具鋼yt05鋼板的化學(xué)成分合金結(jié)構(gòu)鋼:40crnimoa,,20crni2mo ,,20crmnmo ,,40crmnmo ,35crmo ,,42crmo,,4140,4130,,sae8620,,45crnimova,16mncr5(15crmn),,38crmoala,,20mncr5(20crmn),,18cr2ni4wa ,,12crni3,20cr2ni4a ,,35crmnsia,,30crmnsia,18crni3mo,,25cr2mov,,22crmoh,20crmnmo,,20-30crmnti,,25crnimov,20crnimo,,g20crni2mocr12,,cr12mov,,cr12mo1v1,h13,,718#,,p20,5crnimo,,5crmnmo,,crwmn,9crsi,,9cr2,,5-6crw2si,8cr3,,9mn2v,,4cr5w2vsi,30cr3w,,4cr2movni(b2),,skd11.,30cr2ni2mo,,17cr2ni2mo,,17crnimo6,18crnimo7,,34crnimo6,,30crnimo8,40-45crni,,20ni4mo,,20-30crmnsini2a,38crsi,,34crni1mo,,12crni3a,20crni 30crni3a,,34-37crni3a,,34-37crni3moa,12cr2ni4a,,20cr2ni4a,,18-25cr2ni4w,25cr2mov,,25cr2mo1v,,12crmo,12cr1mov,,35crmov,,45cr2mov,,18crni3moa,20crni3moa,,25crni3moa,,,22simncrni2mova,,5crw2si.等,。 合金結(jié)構(gòu)鋼:40crnimoa,20crni2mo ,,20crmnmo ,,40crmnmo ,35crmo ,,42crmo,,4140,4130,,sae8620,,45crnimova,16mncr5(15crmn),,38crmoala,,20mncr5(20crmn),18cr2ni4wa ,,12crni3,,20cr2ni4a ,35crmnsia,,30crmnsia,,18crni3mo,25cr2mov,,22crmoh,,20crmnmo,20-30crmnti,,25crnimov,,20crnimo,g20crni2mocr12,,cr12mov,cr12mo1v1,,h13,,718#,p20,,5crnimo,,5crmnmo,,crwmn,9crsi,,9cr2,,5-6crw2si,8cr3,,9mn2v,,4cr5w2vsi,30cr3w,,4cr2movni(b2),,skd11.,30cr2ni2mo,,17cr2ni2mo,,17crnimo6,18crnimo7,,34crnimo6,,30crnimo8,40-45crni,,20ni4mo,,20-30crmnsini2a,38crsi,,34crni1mo,,12crni3a,20crni 30crni3a,,34-37crni3a,,34-37crni3moa,12cr2ni4a,,20cr2ni4a,,18-25cr2ni4w,25cr2mov,,25cr2mo1v,,12crmo,12cr1mov,,35crmov,,45cr2mov,18crni3moa,,20crni3moa,,25crni3moa,,,22simncrni2mova,,5crw2si.等,。
淬透性和淬硬性:淬透性主要取決于鋼的化學(xué)成分和淬火前的原始組織狀態(tài);淬硬性則主要取決于鋼中的含碳量。對于大部分的冷作模具鋼,,淬硬性往往是主要的考慮因素之一,。對于熱作模具鋼和塑料模具鋼,一般模具尺寸較大,,尤其是制造大型模具,,其淬透性更為重要。另外,,對于形狀復(fù)雜容易產(chǎn)生熱處理變形的各種模具,,為了減少淬火變形,往往盡可能采用冷卻能力較弱的淬火介質(zhì),,如空冷,、油冷或鹽浴冷卻,為了得到要求的硬度和淬硬層---,,就需要采用淬透性較好的模具鋼,。塑料模具鋼的選用,薄壁的塑料箱體,,生產(chǎn)批量在小于10萬件時,,用p20,p21預(yù)硬態(tài)(hb250~300),,腐蝕性較強(qiáng)時用414l,。高壽命的普通塑料模,用p6或p20,,經(jīng)滲碳一淬火后硬度在hrc54-58;塑料件不太大時,,可用o1,s7,。腐蝕性較強(qiáng)時用420,。非高溫的熱固性模用p6,p20經(jīng)滲碳淬火后使用,。腐蝕性強(qiáng)用420,。高溫?zé)峁绦运芰夏S胔13和s7或滲碳鋼p4。這些含鉻較高有好的抗回火性和抗高溫氧化性,。
模具鋼大致可分為:冷軋模具鋼,、熱軋模具鋼和塑料模具鋼三類,用于鍛造,、沖壓,、切型、壓鑄等,。由于各種模具用途不同,,工作條件復(fù)雜,因此對模具用鋼,,按其所制造模具的工作條件,,應(yīng)具有高的硬度、強(qiáng)度,、耐磨性,,足夠的韌性,以及高的淬透性,、淬硬性和其他工藝性能,。由于這類用途不同,工作條件復(fù)雜,,因此對模具用鋼的性能要求也不同,。
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