| 〔11〕锅炉及压力容器用锰钼与锰钼镍合金钢板 | ||||||||||||
| （Mn-Mo and Mn-Mo-Ni Alloy Steel Plates for Boilers and Other Pressure Vessels) | ||||||||||||
| 标准代号 | 规格号码 | 记号 | 化学成分（%)Chemical composition | 拉伸试验 Tensile requirements | ||||||||
| C | Si | Mn | P | S | Ni | Mo | 降伏强度(Mpa) | 抗拉强度(Mpa) | 伸长度(%) | |||
| CNS | 8971 | SBV1A | ≦0.20 | 0.15-0.30 | 0.95-1.30 | ≦0.035 | ≦0.04 | - | 0.45-0.60 | ≧315 | 520-660 | ≧15 |
| JIS | G3119 | SBV1A | ≦0.20 | 0.15-0.30 | 0.95-1.30 | ≦0.035 | ≦0.04 | - | 0.45-0.60 | ≧315 | 520-660 | ≧15 |
| ASTM | A302 | Gr.A | ≦0.20 | 0.15-0.40 | 0.95-1.30 | ≦0.035 | ≦0.035 | - | 0.45-0.60 | ≧310 | 515-655 | ≧19 |
| CNS | 8971 | SBV1B | ≦0.20 | 0.15-0.30 | 0.15-1.50 | ≦0.035 | ≦0.04 | - | 0.45-0.60 | ≧345 | 520-660 | ≧15 |
| JIS | G3119 | SBV1B | ≦0.20 | 0.15-0.30 | 0.15-1.50 | ≦0.035 | ≦0.04 | - | 0.45-0.60 | ≧345 | 520-660 | ≧15 |
| ASTM | A302 | Gr.B | ≦0.20 | 0.15-0.40 | 1.15-1.50 | ≦0.035 | ≦0.04 | - | 0.45-0.60 | ≧345 | 550-690 | ≧18 |
| CNS | 8971 | SBV2 | ≦0.20 | 0.15-0.30 | 0.15-1.50 | ≦0.035 | ≦0.04 | 0.4-0.7 | 0.45-0.60 | ≧345 | 550-690 | ≧17 |
| JIS | G3119 | SBV2 | ≦0.20 | 0.15-0.30 | 0.15-1.50 | ≦0.035 | ≦0.04 | 0.4-0.7 | 0.45-0.60 | ≧345 | 550-690 | ≧17 |
| ASTM | A302 | Gr.C | ≦0.20 | 0.15-0.40 | 1.15-1.50 | ≦0.035 | ≦0.035 | 0.4-0.7 | 0.45-0.60 | ≧345 | 550-690 | ≧20 |
| CNS | 8971 | SBV3 | ≦0.20 | 0.15-0.30 | 0.15-1.50 | ≦0.035 | ≦0.04 | 0.7-1.0 | 0.45-0.60 | ≧345 | 550-690 | ≧17 |
| JIS | G3119 | SBV3 | ≦0.20 | 0.15-0.30 | 0.15-1.50 | ≦0.035 | ≦0.04 | 0.7-1.0 | 0.45-0.60 | ≧345 | 550-690 | ≧17 |
| ASTM | A302 | Gr.D | ≦0.20 | 0.15-0.40 | 1.15-1.50 | ≦0.035 | ≦0.035 | 0.7-1.0 | 0.45-0.60 | ≧345 | 550-690 | ≧20 |