不锈钢保温截止阀
| 型号 | 公称压力PN(MPa) | 试验压力 | 适用温度 | 适用介质 | 保温套压力(MPa) |
| 壳体 | 密封 |
| BJ41W-16P、R、C | 1.6 | 2.4 | 1.8 | ≤350 | 硝酸类 | ≤1.0 |
| BJ41W-25P、R、C | 2.5 | 3.8 | 2.8 | ≤350 | 硝酸类 | ≤1.0 |
| 型号 | 公称通径DNmm | 尺寸 |
| L | D | D1 | D2 | B-f | Z-Φd | H | Do | 2-G |
| 15 | 130 | 95 | 65 | 45 | 16-2 | 4-14 | 170 | 170 | 3/8 |
| 20 | 150 | 105 | 75 | 55 | 16-2 | 4-14 | 190 | 190 | 3/8 |
| 25 | 160 | 115 | 85 | 65 | 16-2 | 4-14 | 205 | 205 | 3/8 |
| 32 | 180 | 135 | 100 | 78 | 18-2 | 4-18 | 270 | 270 | 1/2 |
| 40 | 200 | 145 | 110 | 85 | 18-3 | 4-18 | 310 | 310 | 1/2 |
| 50 | 230 | 160 | 125 | 100 | 18-3 | 4-18 | 358 | 358 | 1/2 |
| 65 | 290 | 180 | 145 | 120 | 18-3 | 4-18 | 373 | 373 | 1/2 |
| 80 | 310 | 195 | 160 | 135 | 20-3 | 8-18 | 435 | 435 | 1/2 |
| 100 | 350 | 215 | 180 | 155 | 20-3 | 8-18 | 500 | 500 | 1/2 |
| 125 | 400 | 245 | 210 | 185 | 22-3 | 8-18 | 614 | 614 | 1/2 |
| 150 | 480 | 280 | 240 | 210 | 24-3 | 8-23 | 674 | 674 | 1/2 |
| 200 | 600 | 335 | 295 | 264 | 26-3 | 12-23 | 818 | 818 | 1/2 |
| 250 | 730 | 405 | 355 | 320 | 30-3 | 12-25 | 949 | 969 | 1/2 |
