閥體:灰鑄鐵
閥蓋:灰鑄鐵
閥座:青銅或者SUS420
閥桿:黃銅/鈹青銅/SUS420
壓蓋:錫青銅
閥芯:無(wú)石棉墊鉛
DN | d | L | D | C | NO. | h | t | H | D2 |
50 | 50 | 220 | 155 | 120 | 4 | 19 | 20 | 285 | 160 |
65 | 65 | 270 | 175 | 140 | 4 | 19 | 22 | 310 | 200 |
80 | 80 | 300 | 185 | 150 | 8 | 19 | 22 | 320 | 200 |
100 | 100 | 350 | 210 | 175 | 8 | 19 | 24 | 370 | 250 |
125 | 125 | 420 | 250 | 210 | 8 | 23 | 24 | 420 | 280 |
150 | 150 | 490 | 280 | 240 | 8 | 23 | 26 | 470 | 315 |
200 | 200 | 570 | 330 | 290 | 12 | 23 | 26 | 555 | 355 |
250 | 250 | 740 | 400 | 355 | 12 | 25 | 30 | 680 | 450 |
300 | 300 | 840 | 445 | 400 | 16 | 25 | 32 | 770 | 500 |