| 钢种 牌号 化学成分（分数）( % ) C Mn Si Cr Ni Mo V 其他 S P 用途 ≤ 碳素结构钢 H08H08AH08EH08 MnH08 MnAH1H15 Mn ≤0.10≤0.10≤0.10≤0.10≤0.100.11～0.180.11～0.18 0.30～0.550.30～0.550.30～0.550.80～1.100.80～1.100.35～0.650.80～1.10 ≤0.03≤0.03≤0.03≤0.07≤0.07≤0.03≤0.07 ≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20 ≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30 ——————— ——————— ——————— 0.0400.0300.0250.0400.0300.0300.040 0.0400.0300.0250.0400.0300.0300.040 用于碳素钢的电弧焊、气焊、埋弧焊、电渣焊和气体保护焊等 合金结构钢 H10 Mn2H08 Mn2SiH08 Mn2SiAH10 MnSiH10 MnSiMoH10 MnSiMoTiAH08MnMoAH08 Mn2MoAH10 Mn2MoAH08 Mn2MoVAH10 Mn2MoVAH08CrMoAH13CrMoAH18CrMoAH08CrMoVAH08CrNi2MoAH30CrMoSiAH10MoCrA ≤0.12≤0.11≤0.11≤0.14≤0.140.08～0.12≤0.100.06～0.110.08～0.130.06～0.110.08～0.13≤0.100.11～0.160.15～0.22≤0.100.05～0.100.25～0.350.10 1.50～1.901.70～2.101.80～2.100.80～1.100.90～1.201.00～1.301.20～1.601.60～1.901.70～2.001.60～1.901.70～2.000.40～0.700.40～0.700.40～0.700.40～0.700.50～0.850.80～1.100.40～0.70 ≤0.070.65～0.950.65～0.950.60～0.900.70～1.100.40～0.70≤0.25≤0.25≤0.40≤0.25≤0.400.15～0.350.15～0.350.15～0.350.15～0.350.10～0.300.90～1.200.15～0.35 ≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.200.80～1.100.80～1.100.80～1.101.00～1.300.70～1.000.80～1.100.45～0.65 ≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.301.40～1.80≤0.30≤0.30 ————0.15～0.250.20～0.400.30～0.500.50～0.700.60～0.800.50～0.700.60～0.800.40～0.600.40～0.600.15～0.250.50～0.700.20～0.40—0.40～0.60 —————————0.06～0.120.60～0.12———0.15～0.35——— —————Ti0.05～0.15Ti0.15(*)Ti0.15(*)Ti0.15(*)Ti0.15(*)Ti0.15(*)——————— 0.0400.0400.0300.0300.0300.0250.0300.0300.0300.0300.0300.0300.0300.0250.0300.0250.0250.030 0.0400.0400.0300.0400.0400.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0250.0300.030 用于合金结构钢的电弧焊、气焊、埋弧焊、电渣焊和气体保护焊等 H H11MnSi 0.07-0.15 1.00-1.50 0.65-0.95 0.20 0.15 0.15 0.05 0.025 0.035 H11Mn2SiA 0.07-0.15 1.40-1.85 0.85-1.15 0.20 0.15 0.15 0.05 |
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