钢材材质化学成分对照表
低合金高强度结构钢GB/T 1591-94| 牌号等级 | 化 学 成 份 % | |||||||||||
| Mn | Si≤ | P ≤ | S ≤ | V | Nb | Ti | C ≤ | Al≥ | Cr≤ | Ni≤ | ||
| Q295 | A | 0.80-1.50 | 0.55 | 0.045 | 0.045 | 0.02-0.15 | 0.015-0.06 | 0.02-0.20 | 0.16 | |||
| Q295 | B | 0.80-1.50 | 0.55 | 0.040 | 0.040 | 0.02-0.15 | 0.015-0.06 | 0.02-0.20 | 0.16 | |||
| Q345 | A | 1.00-1.60 | 0.55 | 0.045 | 0.045 | 0.02-0.15 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | |||
| Q345 | B | 1.00-1.60 | 0.55 | 0.040 | 0.040 | 0.02-0.15 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | |||
| Q345 | C | 1.00-1.60 | 0.55 | 0.035 | 0.035 | 0.02-0.15 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.015 | ||
| Q345 | D | 1.00-1.60 | 0.55 | 0.030 | 0.030 | 0.02-0.15 | 0.015-0.06 | 0.02-0.20 | 0.18 | 0.015 | ||
| Q345 | E | 1.00-1.60 | 0.55 | 0.025 | 0.025 | 0.02-0.15 | 0.015-0.06 | 0.02-0.20 | 0.18 | 0.015 | ||
| Q390 | A | 1.00-1.60 | 0.55 | 0.045 | 0.045 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.30 | 0.7 | |
| Q390 | B | 1.00-1.60 | 0.55 | 0.040 | 0.040 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.30 | 0.7 | |
| Q390 | C | 1.00-1.60 | 0.55 | 0.035 | 0.035 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.015 | 0.30 | 0.7 |
| Q390 | D | 1.00-1.60 | 0.55 | 0.030 | 0.030 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.015 | 0.30 | 0.7 |
| Q390 | E | 1.00-1.60 | 0.55 | 0.025 | 0.025 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.015 | 0.30 | 0.7 |
| Q420 | A | 1.00-1.70 | 0.55 | 0.045 | 0.045 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.4 | 0.7 | |
| Q420 | B | 1.00-1.70 | 0.55 | 0.040 | 0.040 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.4 | 0.7 | |
| Q420 | C | 1.00-1.70 | 0.55 | 0.035 | 0.035 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.015 | 0.4 | 0.7 |
| Q420 | D | 1.00-1.70 | 0.55 | 0.030 | 0.030 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.015 | 0.4 | 0.7 |
| Q420 | E | 1.00-1.70 | 0.55 | 0.025 | 0.025 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.015 | 0.4 | 0.7 |
| Q460 | C | 1.00-1.70 | 0.55 | 0.035 | 0.035 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.015 | 0.7 | 0.7 |
| Q460 | D | 1.00-1.70 | 0.55 | 0.030 | 0.030 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.015 | 0.7 | 0.7 |
| Q460 | E | 1.00-1.70 | 0.55 | 0.025 | 0.025 | 0.02-0.20 | 0.015-0.06 | 0.02-0.20 | 0.02-0.20 | 0.015 | 0.7 | 0.7 |
| 高质量带肋钢筋用钢 GB1499-1998 | |||||||||
| 牌号 | 原牌号 | 化 学 成 份 ,% | |||||||
| C | Si | Mn | V | Nb | Ti | P | S | ||
| 不大于 | |||||||||
| HRB335 | 20MnSi | 0.17-0.25 | 0.40-0.80 | 1.20-1.60 | 0.045 | 0.045 | |||
| HRB 400 | 20MnSiV | 0.17-0.25 | 0.20-0.80 | 1.20-1.60 | 0.04-0.12 | 0.045 | 0.045 | ||
| 20MnSiNb | 0.17-0.25 | 0.20-0.80 | 1.20-1.60 | 0.02-0.04 | 0.045 | 0.045 | |||
| 20MnTi | 0.17-0.25 | 0.17-0.37 | 1.20-1.60 | 0.02-0.05 | 0.045 | 0.045 | |||
| 煤机用热轧异型钢 GB/T3424-94 | |||||
| 牌 号 | 化 学 成 份 % | ||||
| C | Si | Mn | P不大于 | S不大于 | |
| M510 | 0.20-0.27 | 0.20-0.60 | 1.20-1.60 | 0.045 | 0.045 |
| M540 | 0.20-0.29 | 0.17-0.37 | 1.30-1.80 | 0.045 | 0.045 |
| M565 | 0.25-0.33 | 0.17-0.37 | 1.30-1.80 | 0.045 | 0.045 |
| 船体用结构钢 GB712-88 | |||||||||
| 钢类 | 等级 | 化 学 成 份 % | |||||||
| C | Mn | Si | P | S | ALs | Nb | V | ||
| 一般强度钢 | A | ≤0.22 | ≥2.5C | 0.10-0.35 | ≤0.040 | ≤0.040 | |||
| 一般强度钢 | B | ≤0.21 | 0.60-1.00 | 0.10-0.35 | ≤0.040 | ≤0.040 | |||
| 一般强度钢 | D | ≤0.21 | 0.60-1.10 | 0.10-0.35 | ≤0.040 | ≤0.040 | |||
| 一般强度钢 | E | ≤0.18 | 0.70-1.20 | 0.10-0.35 | ≤0.040 | ≤0.040 | ≥0.015 | ||
| 高强度钢 | AH32 | ≤0.18 | 0.70-1.60 | 0.10-0.50 | ≤0.040 | ≤0.040 | ≥0.015 | ||
| 高强度钢 | DH32 | ≤0.18 | 0.90-1.60 | 0.10-0.50 | ≤0.040 | ≤0.040 | ≥0.015 | ||
| 高强度钢 | EH32 | ≤0.18 | 0.90-1.60 | 0.10-0.50 | ≤0.040 | ≤0.040 | ≥0.015 | ||
| 高强度钢 | AH36 | ≤0.18 | 0.70-1.60 | 0.10-0.50 | ≤0.040 | ≤0.040 | ≥0.015 | 0.015-0.050 | 0.30-0.10 |
| 高强度钢 | DH36 | ≤0.18 | 0.90-1.60 | 0.10-0.50 | ≤0.040 | ≤0.040 | ≥0.015 | 0.015-0.050 | 0.30-0.10 |
| 高强度钢 | EH36 | ≤0.18 | 0.90-1.60 | 0.10-0.50 | ≤0.040 | ≤0.040 | ≥0.015 | 0.015-0.050 | 0.30-0.10 |
| 合金结构钢GB/T 3077-88 | |||||||||
| 牌号 | 化 学 成 份 % | ||||||||
| C | Si | Mn | P | S | Cr | Ni | Cu | ||
| 20Mn2 | 0.17-0.24 | 0.17-0.37 | 1.40-1.80 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | |
| 30Mn2 | 0.27-0.34 | 0.17-0.37 | 1.40-1.80 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | |
| 35Mn2 | 0.32-0.39 | 0.17-0.37 | 1.40-1.80 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | |
| 40Mn2 | 0.37-0.44 | 0.17-0.37 | 1.40-1.80 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | |
| 45Mn2 | 0.42-0.49 | 0.17-0.37 | 1.40-1.80 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | |
| 50Mn2 | 0.47-0.55 | 0.17-0.37 | 1.40-1.80 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | V 0.07-0.12 |
| 20MnV | 0.17-0.24 | 0.17-0.37 | 1.30-1.60 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | |
| 27SiMn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | |
| 35SiMn | 0.32-0.40 | 1.10-1.40 | 1.10-1.40 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | |
| 42SiMn | 0.39-0.45 | 1.10-1.40 | 1.10-1.40 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.30 | |
| 15Cr | 0.12-0.18 | 0.17-0.57 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.70-1.00 | ≤0.30 | ≤0.30 | |
| 15CrA | 0.12-0.17 | 0.17-0.57 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.70-1.00 | ≤0.30 | ≤0.30 | |
| 20Cr | 0.18-0.24 | 0.17-0.57 | 0.50-0.80 | ≤0.035 | ≤0.035 | 0.70-1.00 | ≤0.30 | ≤0.30 | |
| 30Cr | 0.27-0.34 | 0.50-0.80 | ≤0.035 | ≤0.035 | 0.80-1.10 | ≤0.30 | ≤0.30 | ||
| 35Cr | 0.32-0.39 | 0.17-0.57 | 0.50-0.80 | ≤0.035 | ≤0.035 | 0.40-0.70 | ≤0.30 | ≤0.30 | |
| 12CrMo | 0.08-0.15 | 0.17-0.57 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.80-1.10 | ≤0.30 | ≤0.30 | Mo 0.40-0.55 |
| 15CrMo | 0.12-0.18 | 0.17-0.57 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.80-1.10 | ≤0.30 | ≤0.30 | Mo 0.40-0.55 |
| 20CrMo | 0.17-0.24 | 0.17-0.57 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.80-1.10 | ≤0.30 | ≤0.30 | Mo 0.15-0.25 |
| 30CrMo | 0.24-0.34 | 0.17-0.57 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.80-1.10 | ≤0.30 | ≤0.30 | Mo 0.15-0.25 |
| 30CrMoA | 0.26-0.33 | 0.17-0.57 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.80-1.10 | ≤0.30 | ≤0.30 | Mo 0.15-0.25 |
| 35CrMo | 0.32-0.40 | 0.17-0.57 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.80-1.10 | ≤0.30 | ≤0.30 | Mo 0.15-0.25 |
| 15CrMn | 0.12-0.18 | 0.17-0.57 | 1.10-1.40 | ≤0.035 | ≤0.035 | 0.40-0.70 | ≤0.30 | ≤0.30 | |
| 20CrMn | 0.17-0.23 | 0.17-0.57 | 0.90-1.20 | ≤0.035 | ≤0.035 | 0.90-1.20 | ≤0.30 | ≤0.30 | |
| 40CrMn | 0.37-0.45 | 0.17-0.57 | 0.90-1.20 | ≤0.035 | ≤0.035 | 0.90-1.20 | ≤0.30 | ≤0.30 | |
| 20CrMnSi | 0.17-0.23 | 0.90-1.20 | 0.80-1.10 | ≤0.035 | ≤0.035 | 0.80-1.10 | ≤0.30 | ≤0.30 | |
| 30CrMnSi | 0.27-0.34 | 0.90-1.20 | 0.80-1.10 | ≤0.035 | ≤0.035 | 0.80-1.10 | ≤0.30 | ≤0.30 | |
| 20CrMnMo | 0.17-0.23 | 0.17-0.37 | 0.80-1.10 | ≤0.035 | ≤0.035 | 1.10-1.40 | ≤0.30 | ≤0.30 | Mo 0.20-0.30 |
| 40CrMnMo | 0.32-0.45 | 0.17-0.37 | 0.80-1.20 | ≤0.035 | ≤0.035 | 0.90-1.20 | ≤0.30 | ≤0.30 | Mo 0.20-0.30 |
| 20CrMnTi | 0.17-0.23 | 0.17-0.37 | 0.80-1.20 | ≤0.035 | ≤0.035 | 1.00-1.30 | ≤0.30 | ≤0.30 | Ti 0.04-0.10 |
| 30CrMnTi | 0.24-0.32 | 0.17-0.37 | 0.80-1.10 | ≤0.035 | ≤0.035 | 1.00-1.30 | ≤0.30 | ≤0.30 | Ti 0.04-0.10 |
| 锅炉用碳素钢和低合GB 713 | |||||||
| 牌号 | 化 学 成 份 % | ||||||
| C | Si | Mn | P | S | Cu | ||
| 20g | ≤0.24 | 0.15-0.30 | 0.35-0.65 | ≤0.035 | ≤0.035 | ||
| 22g | ≤0.26 | 0.17-0.37 | 0.60-0.90 | ≤0.035 | ≤0.035 | ||
| 12Mng | ≤0.16 | 0.20-0.60 | 1.10-1.50 | ≤0.035 | ≤0.035 | ||
| 16Mng | 0.12-0.20 | 0.20-0.60 | 1.20-1.60 | ≤0.035 | ≤0.035 | ||
| 15MnVg | 0.10-0.18 | 0.20-0.60 | 1.20-1.60 | ≤0.035 | ≤0.035 | V 0.04-0.12 | ≤0.03 |
| 14MnMoVg | 0.10-0.18 | 0.20-0.50 | 1.20-1.60 | ≤0.035 | ≤0.035 | V 0.05-0.15 | Mo0.40-0.65 |
| 18MnMoNbg | 0.17-0.23 | 0.17-0.37 | 1.35-1.65 | ≤0.035 | ≤0.035 | Nb 0.025-0.050 | Mo0.40-0.65 |
| 压力容器碳素用钢和低合金 GB 6654 | |||||||||
| 牌号 | 化 学 成 份 % | ||||||||
| C | Si | Mn | P | S | Cr | Ni | Mo | Cu | |
| 20R | ≤0.22 | 0.15-0.30 | 0.35-0.80 | ≤0.035 | ≤0.035 | ≤0.030 | ≤0.030 | ≤0.030 | |
| 16MnR | ≤0.20 | 0.20-0.60 | 1.20-1.60 | ≤0.035 | ≤0.035 | ≤0.030 | ≤0.030 | ≤0.030 | |
| 15MnVR | ≤0.18 | 0.20-0.60 | 1.20-1.60 | ≤0.035 | ≤0.035 | ≤0.030 | ≤0.030 | V 0.04-0.12 | ≤0.030 |
| 18MnMoNbR | ≤0.23 | 0.17-0.37 | 1.35-1.65 | ≤0.035 | ≤0.035 | ≤0.030 | ≤0.030 | Mo 0.45-0.65 Nb 0.025-0.050 | ≤0.030 |
| 无缝气瓶用钢GB12447 | |||||||||
| 牌号 | 化 学 成 份 % | ||||||||
| C | Si | Mn | P | S | Cr | Ni | Mo | Cu | |
| 40Mn2 | 0.37-0.44 | 0.17-0.37 | 1.40-1.80 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.20 | |
| 40Mn2A | 0.37-0.44 | 0.17-0.37 | 1.40-1.80 | ≤0.025 | ≤0.025 | ≤0.30 | ≤0.30 | ≤0.20 | |
| 34Mn2V | 0.30-0.37 | 0.17-0.37 | 1.40-1.80 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | V 0.07-0.12 Mo 0.15-0.25 | ≤0.20 |
| 30CrMo | 0.26-0.34 | 0.17-0.37 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.80-1.00 | ≤0.30 | ≤0.20 | |
| 桥 梁 用 钢 YB(T)10 | |||||||||
| 牌号 | 化 学 成 份 % | ||||||||
| C | Si | Mn | P | S | Cr | Ni | V | Cu | |
| 16Mn9 | 0.12-0.20 | 0.20-0.60 | 1.20-1.60 | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | |
| 15MnV9 | 0.10-0.18 | 0.20-0.60 | 1.20-1.60 | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.30 | 0.04-0.12 | ≤0.30 |
| 轨 用 钢 GB/11264 | ||||||
| 牌号 | 化 学 成 份 % | |||||
| C | Si | Mn | P | S | Cr | |
| 50Q | 0.35-0.60 | 0.15-0.35 | ≥0.40 | ≤0.045 | ≤0.050 | ≤0.40 |
| 55Q | 0.50-0.60 | 0.15-0.35 | 0.60-0.90 | ≤0.045 | ≤0.050 | ≤0.40 |
| 汽 车 大 梁 用 钢 (太规) | |||||||
| 牌号 | 化 学 成 份 % | ||||||
| C | Si | Mn | P | S | Ti | Nb | |
| 10TiL | ≤0.14 | 0.10-0.30 | 0.50-0.90 | ≤0.035 | ≤0.035 | 0.07-0.20 | |
| T420L | 0.07-0.11 | ≤0.30 | 0.70-0.90 | ≤0.020 | ≤0.010 | 0.006-0.012 | |
| T440L | 0.07-0.11 | ≤0.30 | 0.80-1.00 | ≤0.020 | ≤0.010 | 0.008-0.015 | |
| T510L | 0.08-0.12 | ≤0.30 | 1.20-1.40 | ≤0.020 | ≤0.010 | 0.010-0.020 | |
| 汽 车 轴 管 用 钢 (太规) | ||||||
| 牌号 | 化 学 成 份 % | |||||
| C | Si | Mn | P | S | Nb | |
| 440QZ | ≤0.12 | ≤0.50 | ≤1.30 | ≤0.30 | ≤0.025 | ≤0.04 |
| 480QZ | 0.09-0.14 | ≤0.20 | 0.90-1.20 | ≤0.20 | ≤0.015 | ≥0.005 |
| 焊 瓶 用 钢 (太规) | |||||||
| 牌号 | 化 学 成 份 % | ||||||
| C | Si | Mn | P | S | AL | V | |
| HP295 | 0.13-0.18 | ≤0.10 | 0.70-1.00 | ≤0.025 | ≤0.020 | ≥0.015 | |
| HP325 | 0.16-0.20 | ≤0.10 | 1.20-1.50 | ≤0.020 | ≤0.018 | ≥0.015 | |
| HP345 | 0.12-0.18 | 0.10-0.30 | 0.80-1.40 | ≤0.030 | ≤0.030 | ALS≥0.015 | 0.01-0.03 济钢标 |
| 集 装 箱 板 钢 (太规) | ||||||||
| 牌号 | 化 学 成 份 % | |||||||
| C | Si | Mn | P | S | Cr | Ni | Cu | |
| SPA-H | 0.06-0.11 | 0.30-0.60 | 0.30-0.50 | 0.07-0.12 | ≤0.025 | 0.40-0.60 | 0.15-0.40 | 0.25-0.35 |
| 管 线 钢 (太规) | ||||||||
| 牌号 | 化 学 成 份 % | |||||||
| C Si | Si | Mn P | P | S | Ti | AL | NiCrCu | |
| X42 | 0.06-0.12 | 0.15-0.30 | 0.90-1.25 | ≤0.030 | ≤0.030 | ≥0.02 | ≥0.02 | |
| X46 | 0.07-0.12 | 0.15-0.35 | 0.90-1.25 | ≤0.020 | ≤0.010 | ≥0.02 | ||
| X52 | 0.08-0.12 | 0.20-0.35 | 1.10-1.35 | ≤0.020 | ≤0.010 | ≥0.02 | ≤0.10 | |
| X60 | 0.06-0.12 | 0.15-0.40 | 1.20-1.60 | ≤0.030 | ≤0.020 | ≥0.02 | 0.02-0.06 | |
| 热 轧 带 钢 (太规) | ||||||
| 牌号 | 化 学 成 份 % | |||||
| C | Si | Mn | P | S | AL | |
| SPAC | ≤0.08 | ≤0.03 | 0.20-0.40 | ≤0.020 | ≤0.020 | ≤0.02 |