| 主要技術(shù)參數(shù) Main techical parmeters |
| 型號(hào) Type |
公稱壓力 Nominal pressure (MPa) |
試驗(yàn)壓力
Test pressure(MPa) |
工作溫度 Working temperature |
使用介質(zhì) Using medium |
| 殼體Shell |
密封Seal |
| H42X/W-6 |
0．6 |
0.9 |
0.66 |
≤800C |
水Water |
| H45X/W-6 |
| H46X/W-6 |
| H42X/W-6C |
≤2000C | |
| 主要零件材料 Main parts materials |
| 型號(hào) Type |
閥體、閥蓋、閘板 Valve boay、Valve cap、Flash board |
密封圈 Seal rin口 |
襯套 Lining |
墊片 Spacer |
| H42/H45/H46X-6 |
灰鑄鐵 Gray castiron |
橡膠 Rubber |
黃銅 |
橡膠板 |
| H42/H45/H46W-6 |
|
Brass |
Rubber plank | |
| 主要外形尺寸(法蘭尺寸按JB78 PNO．6MPa規(guī)定) |
| 口徑DN(mm) |
尺 寸dimensions(mm) |
| D |
D0 |
H |
| 40 |
130 |
135 |
140 |
| 50 |
140 |
155 |
160 |
| 65 |
160 |
190 |
190 |
| 80 |
180 |
215 |
215 |
| 100 |
205 |
255 |
255 |
| 125 |
235 |
295 |
285 |
| 150 |
260 |
345 |
335 |
| 200 |
315 |
430 |
405 |
| 250 |
370 |
475 |
497 |
| 300 |
435 |
545 |
580 |
| 350 |
485 |
620 |
635 |
| 400 |
535 |
705 |
680 |
| 450 |
590 |
785 |
725 |
| 500 |
640 |
855 |
760 |
| 600 |
755 |
960 |
785 | |
