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SCM415合金圓鋼-合金結(jié)構(gòu)鋼
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低碳合金鋼目錄1簡介2化學(xué)成份3現(xiàn)貨規(guī)格4機(jī)械性能簡介播報(bào)編輯標(biāo)準(zhǔn)： JIS G4053 Low-alloyed steels for machine structural use和：JIS G4105 Chromium molybdenum steels相當(dāng)于我國的：15CrMo圖片日本的老牌號為SCM21。完全滲碳熱處理內(nèi)外徑研磨,韌性強(qiáng),超耐磨其品質(zhì)穩(wěn)定適用于：汽缸活塞.鉻鉬合鎦金金鋼經(jīng)滲碳處理,表面硬度達(dá)HRC62-64度。是珠光體耐熱鋼，強(qiáng)度較高，韌性稍低，持久強(qiáng)度較高，加工性及冷應(yīng)變塑性良好，焊接性尚可,一般在正火及高溫回火狀態(tài)下使用。化學(xué)成份播報(bào)編輯C：0.13-0.18Si：0.15-0.35Mn：0.60-0.85P：0.03以下S：0.03以下Cr：0.9-1.2Mo：0.15-0.3現(xiàn)貨規(guī)格播報(bào)編輯Φ30合金鋼Φ35合金鋼Φ40合金鋼Φ45合金鋼Φ45合金鋼Φ50合金鋼Φ60合金鋼Φ65合金鋼Φ70合金鋼Φ80合金鋼Φ90合金鋼Φ100合金鋼Φ20-400合金鋼5-50鋼板機(jī)械性能播報(bào)編輯抗拉強(qiáng)度 σb (MPa)：≥440(45)屈服強(qiáng)度 σs (MPa)：≥295(30)伸長率 δ5 (%)：≥22，斷面收縮率 ψ (%)：≥60沖擊功 Akv (J)：≥94沖擊韌性值 αkv (J/cm2)：≥118(12)硬度 ：≤179HB試樣尺寸：試樣毛坯尺寸為30mm熱處理規(guī)范：淬火900℃,空冷;回火650℃,空冷。金相組織：鐵素體+珠光體+少量貝氏體新手上路成長任務(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(bào)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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完全滲碳熱處理內(nèi)外徑研磨,韌性強(qiáng),超耐磨其品質(zhì)穩(wěn)定適用于:汽缸活塞.SCM415鉻鉬合鎦金金剛經(jīng)滲碳處理,表面硬度達(dá)HRC62-64度。是珠光體耐熱鋼,強(qiáng)度較高,韌性稍低,持久強(qiáng)度較高,加工性及冷應(yīng)變塑性良好,焊接性尚可,一般在正火及高溫回火狀態(tài)下使用.折疊編輯本段化學(xué)成份(%)C:0.13-0.18Si:0.15-0.35Mn:0.60-0.85P:0.03以下S:0.03以下Cr:0.9-1.2Mo:0.15-0.3
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