廣西·河南SCM430板·SCM435圓鋼·合結(jié)鋼+++==深圳、東莞、珠海、中山、佛山、廣州、石龍、虎門、長安、道窖、塘下、樟木頭、清溪、茶山等。
對應(yīng)德國牌號(hào):34CrMo4(1.7220)標(biāo)準(zhǔn):JISG4053-2003●化學(xué)成份:碳C:0.28~0.33硅Si:0.15~0.35錳Mn:0.60~0.90硫S:允許殘余含量≤0.030磷P:允許殘余含量≤0.030鉻Cr:0.90~1.20鎳Ni:允許殘余含量≤0.25銅Cu:允許殘余含量≤0.30鉬Mo:0.15~0.30●力學(xué)性能:抗拉強(qiáng)度σb(MPa):≥930(95)屈服強(qiáng)度σs(MPa):≥785(80)伸長率δ5(%):≥12斷面收縮率ψ(%):≥50沖擊功Akv(J):≥63沖擊韌性值αkv(J/cm&sup2):≥78(8)硬度:≤229HB試樣尺寸:試樣毛坯尺寸為25mm●熱處理規(guī)范及金相組織:熱處理規(guī)范:淬火880℃,水冷、油冷回火540℃,水冷、油冷?!窠回洜顟B(tài):以熱處理(正火、退火或高溫回火)或不熱處理狀態(tài)交貨,交貨狀態(tài)應(yīng)在合同中注明。
國產(chǎn)合金結(jié)構(gòu)鋼:512051404115412041304135414086208640432043405120H5140H4118H4130H4135H4140H4145H8620H4320H4340H 
  碳素鋼:102010451040H1050106010701080
  彈簧鋼:1065109561509260 
  滾動(dòng)軸承鋼:52100 
  日本大同(DAIDO)鋼材:
  合金鋼:SCr240SCr440SCM415(SCM21)SCM420(SCM22)SCM425SCM430(SCM2)SCM435(SCM3)SCM440(SCM4)SCM445(SCM5)SACM645(SACM1SNCM220SNCM240            SNCM625SNCM815SNCM415SNCM420SNCM439SCr420SCr440SCr440HSMK22SNC415SNC815SNC631SNC236SNC836SCM415HSCM418HSCM420HSCM430HSCM435H             SCM445HSNC631HSNC815HSNCM220HSNCM420H 
  碳素結(jié)構(gòu)鋼:SS41SS400S20CS45CS50CS60CS70CS80C 
  碳素工具鋼:SK3SK4SK5SK6SK7 
  易切鋼:SUM22SUM24LSUM43 
  不銹鋼:SUS410SUS420SUS420FSUS430SUS304SUS304LSUS316SUS316LSUS420J2SUH310SUH660SUS440ASUS440BSUS440CSUS440F 
  彈簧鋼:SUP3SUP6SUP7SUP9SUP10 
  滾動(dòng)軸承鋼:SUJ1SUJ2SUJ3 
  合金鋼:20Cr40Cr15CrMo20CrMo30CrMo35CrMo40CrMo42CrMo20CrNiMo20CrNiMoA20CrMnMo40CrNi40CrNiMo40CrNiMoA20CrMnSi30CrMnSi40CrMnMo38CrMoAl20CrMnTi      30CrMnTi12CrNi3A20Cr2Ni4A 
  碳素鋼:20#30#45#50#60#70#80# 
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