冷镦42crmo和SCM440比较哪个好

冷镦42crmo和SCM440比较哪个好

SCM440比较好

三星科技股 有限公司 份 carbon silicon manganese phosphorus sulfur boron chromium molybdenum nickel aluminum csc c-ch35acr 0.35-0.39 0.10 max 0.60-0.90 0.030 max 0.030 max --- 0.20-0.40 --- --- 0.010 min csc c-ch40acr 0.40-0.44 0.10 max 0.60-0.90 0.030 max 0.030 max --- 0.20-0.40 --- --- 0.010 min csc 10b21 0.18-0.23 0.10 max 0.70-1.00 0.030 max 0.035 max 0.0005 min --- --- --- --- csc 10b33 0.32-0.36 0.15-0.35 0.70-1.00 0.030 max 0.035 max 0.0005 min --- --- --- --- sae 1541 0.36-0.44 --- 1.35-1.65 0.030 max 0.050 max --- --- --- --- --- sae 4037 0.35-0.40 0.15-0.35 0.70-0.90 0.030 max 0.040 max --- --- 0.20-0.30 --- --- sae 4037m 0.36-0.40 0.15-0.35 0.75-0.90 0.030 max 0.040 max --- 0.10-0.20 0.25-0.30 0.25 max --- sae 4140 0.38-0.43 0.15-0.35 075-1.00 0.030 max 0.040 max --- 0.80-1.10 0.15-0.25 --- --- aisi 1008 ak 0.10 max --- 0.30-0.50 0.030 max 0.050 max --- --- --- --- --- aisi 1010 ak 0.08-0.13 --- 0.30-0.60 0.030 max 0.050 max --- --- --- --- --- aisi 1012 ak 0.10-0.15 --- 0.30-0.60 0.030 max 0.050 max --- --- --- --- --- aisi 1015 ak 0.13-0.18 --- 0.30-0.60 0.030 max 0.050 max --- --- --- --- --- aisi 1018 ak 0.15-0.20 --- 0.60-0.90 0.030 max 0.050 max --- --- --- --- --- aisi 1020 ak 0.18-0.23 --- 0.30-0.60 0.030 max 0.050 max --- --- --- --- --- aisi 1022 ak 0.18-0.23 --- 0.70-1.00 0.030 max 0.050 max --- --- --- --- --- aisi 1025 ak 0.22-0.28 --- 0.30-0.60 0.030 max 0.050max --- --- --- --- --- aisi 1039 ak 0.37-0.44 --- 0.70-1.00 0.030 max 0.050 max --- --- --- --- --- jis scm415 0.13-0.18 0.15-0.35 0.60-0.85 0.030 max 0.030 max --- 0.90-1.20 0.15-0.30 --- --- jis scm430 0.28-0.33 0.15-0.35 0.60-0.85 0.030 max 0.030 max --- 0.90-1.20 0.15-0.30 --- --- jis scm435 0.33-0.38 0.15-0.35 0.60-0.85 0.030 max 0.030 max --- 0.90-1.20 0.15-0.30 --- --- jis scm435h 0.32-0.39 0.15-0.35 0.55-0.90 0.030 max 0.030 max --- 0.85-1.25 0.15-0.30 --- --- jis scm440 0.38-0.43 0.15-0.35 0.60-0.85 0.030 max 0.030 max --- 0.90-1.20 0.15-0.30 --- --- 材料名称 code 成分 chemical composition % 碳( c) 矽(si) 锰(mn) 磷(p) 硫(s) 硼(b) 铬(cr) 矽(mo) 矽(ni) 铝(al) 三星科技股 有限公司 份 aisi 304hc 0.08max 0.75max 2.0max 0.040max 0.030 max --- 18.0-20.0 --- 8.0-10.0 --- aisi 302hq 0.03max 0.75max 2.0max 0.040max 0.030 max --- 18.0-20.0 --- 8.0-10.0 --- jis sus 316 0.07max 1.0max 2.0max 0.045max 0.030max --- 16.5-18.5 2.0-3.0 12.0-14.0 --- jis sus 305 0.07max 1.0max 2.0max 0.045max 0.030max --- 17.0-19.0 --- 11.0-13.0 --- jis sus 410 0.15max 1.0max 1.0max 0.040max 0.030 max --- 11.5-13.5 --- 1.0max --- jis sus 430 0.10max 0.75max 1.0max 0.040max 0.030 max --- 14.0-18.0 --- 0.60max --- 三星科技股 有限公司 份备 注 others --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 三星科技股 有限公司 份 cu-2.0/3.0 cu-3.0/4.0 --- --- --- ---