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SUS202特殊不銹鋼-國標(biāo)不銹鋼系列
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[3]，其耐腐蝕性低于300系不銹鋼但成本更具優(yōu)勢。材料類別鉻-鎳-錳奧氏體不銹鋼抗拉強(qiáng)度≥635MPa [3]屈服強(qiáng)度≥245MPa化學(xué)成分C≤0.15%、Mn7.5-10% [3]應(yīng)用領(lǐng)域機(jī)械制造、建筑裝飾、汽車配件、精密電子 [1]標(biāo)準(zhǔn)號JIS G4303 [2]目錄1材料特性2化學(xué)成分3機(jī)械性能4生產(chǎn)工藝5應(yīng)用領(lǐng)域6國際標(biāo)準(zhǔn)對照材料特性播報編輯屬于200系鉻-鎳-錳奧氏體不銹鋼，通過錳-氮復(fù)合元素替代部分鎳形成穩(wěn)定奧氏體組織，鎳含量降低至4-6%（300系鎳含量通?！?%） [3]。其物理特性包括：固溶處理狀態(tài)下的硬度≤207HB延伸率δ5≥40%低溫環(huán)境下仍保持良好塑性和韌性 [3]化學(xué)成分播報編輯典型成分范圍如下（質(zhì)量百分比） [1] [3]：碳（C）：≤0.15%錳（Mn）：7.50-10.00%鎳（Ni）：4.00-6.00%鉻（Cr）：17.00-19.00%氮（N）：≤0.25%磷（P）、硫（S）：均≤0.06%機(jī)械性能播報編輯在固溶處理?xiàng)l件下，其力學(xué)性能指標(biāo)為 [3]：抗拉強(qiáng)度σb：≥635MPa屈服強(qiáng)度σ0.2：≥245MPa伸長率δ5：≥40%硬度：≤207HB/≤95HRB/≤218HV生產(chǎn)工藝播報編輯采用電弧爐熔煉→連鑄→熱軋→冷軋的工藝流程，關(guān)鍵控制點(diǎn)包括：固溶處理溫度控制在920-1150℃，采用水冷快速冷卻冷軋加工率控制在30-60%以獲得所需表面精度表面處理包括2B（冷軋后熱處理酸洗）、BA（光亮退火）等工藝 [1]應(yīng)用領(lǐng)域播報編輯在工業(yè)應(yīng)用中主要服務(wù)于以下場景 [1]：機(jī)械制造：用于生產(chǎn)標(biāo)準(zhǔn)件、彈簧墊圈等冷鐓件建筑裝飾：制作電梯鑲板、室內(nèi)裝飾條等構(gòu)件汽車工業(yè)：制造排氣管襯套、緊固件等部件廚具制造：應(yīng)用于餐具沖壓件、廚具手柄等國際標(biāo)準(zhǔn)對照播報編輯主要國際標(biāo)準(zhǔn)對應(yīng)關(guān)系如下 [2]：中國GB：1Cr18Mn8Ni5N（舊牌號）美國ASTM：202/S20200日本JIS：歐洲EN：X12CrMnNiN17-7-5新手上路成長任務(wù)編輯入門編輯規(guī)則本人編輯我有疑問內(nèi)容質(zhì)疑在線客服官方貼吧意見反饋投訴建議舉報不良信息未通過詞條申訴投訴侵權(quán)信息封禁查詢與解封?2025?Baidu?使用百度前必讀?|?百科協(xié)議?|?隱私政策?|?百度百科合作平臺?|?京ICP證030173號?京公網(wǎng)安備11000002000001號window.PAGE_DATA= 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G4303"},{"ctrId":"","data":{"encodeUrl":"533aYdO6cr3_z3kATKeIzK6hMi_CMNWquuGHALdzzqIPmGapB4P1FJ836c828Ll2BUXIv5Utc4kqqeqjQEY4pI4SDLdUQcpG7D6AIj7P3-O_q9QzmNVDp4JEXq8Ukail_kn6xGDU1OaD52m2lmzMt4K2ISnFG9dPiYBaU5mHB6tiJ1SDmBS7Pl_qHqbEzf6simzFUdm0qzLca9CVf5Taj6admWJFJ7XM68B0D6wvSBLeuey-chgpGa5wGXscKcVQQOY8xZOW17evSq7JkPTp1lM8H0f7mP8iELiaC1qVFpLnFMU","index":2,"publishDate":"2021-03-06","site":"騰訊網(wǎng)","title":"鋼材基本知識合集 ","type":1,"uuid":"i2dj4hh1vj"},"index":2,"old":false,"tag":"ref","uuid":"i2dj4hh1vj"}]}]}]},"lemmaCnt":1,"tips":{"isPolyseme":0},"encodeLemmaId":"c400d7cfe4f438d3051ad42f","versionUk":"OcJpjiIkECv5uzwAM9Y0Ww","description":"是以錳、鎳、鉻為主要合金元素的節(jié)鎳型奧氏體不銹鋼，其抗拉強(qiáng)度σb≥635MPa。該材料通過添加錳元素部分替代鎳形成奧氏體組織，具有與304不銹鋼相近..."}window.__abbaidu_2020_subidgetf||(window.__abbaidu_2020_subidgetf=function(){return"01000000"}) SUS202 產(chǎn)品詳細(xì)介紹： SUS202不銹鋼化學(xué)成分(%): 碳C:≤0.15 硅Si:≤1.00 錳Mn:7.50-10.00 磷P:≤0.060 硫S:≤0.030 鎳Ni:4.00-6.00 鉻Cr:17.00-19.00 氮N:≤0.25 機(jī)械性能： 抗拉強(qiáng)度:100char(39)000 to 180char(39)000 psi 屈服強(qiáng)度:50char(39)000 to 150char(39)000 psi 伸長率 :55 to 60% 彈性模量:29char(39)000char(39)000 psi 密度 :.280lbs/cubic inch(密度7.93kg/cm3) 特性和用途： SUS202不銹鋼用Mn和N代替了部分鎳，從而獲得了良好的力學(xué)性能和耐蝕性能，是一種節(jié)鎳的新型不銹鋼。常用于醫(yī)藥設(shè)備、食品設(shè)備、造紙設(shè)備等行業(yè)
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