NKZ61H/Z64H焊接式真空闸阀
主要性能规范 Chief propertyspecification
·焊接式真空闸阀-试验压力 Test pressure
公称压力 PN/MPa Nominal pressure | 试验压力/MPa Seal test | ||
壳体强度试验 Shellslrenght test | 上密封试验 Back Seal test | 密封试验 Seat test | |
2.5 | 3.8 | 2.8 | 2.8 |
4.O | 6.0 | 4.4 | 4.4 |
6.4 | 9.6 | 70 | 7.O |
1O.O | 15O | 11.O | 11.O |
·焊接式真空闸阀-使用范围 Applicable
产品类型 Product calssification | 适用介质 Applicable medium | 适用温度/℃ Applicable temperature |
NKZ61H NKZ64H H-C型 NKZ964H H-C型 NKZ961H | 水、蒸汽、空气 Water,Steam,Air | ≤425 |
NKZ61H NKZ64H Y-I型 NKZ964H Y-I型 NKZ961H | 水、蒸汽、空气 Water,Steam,Air | ≤550 |
·焊接式真空闸阀-主要零部件材料 Materials for main parts
零件名称 Part name | 阀体、阀盖 Body Bonnet | 阀杆 Valve stem | 闸板 Wedge gate | 密封面 Sealing face | 阀杆螺母 Valve Yoke nut | 填料 Parking | 紧固件 Fastener |
NKZ61H NKZ64H H-C型 NKZ964H H-C型 NKZ961H | WCB | 2Crl3 | 25 | H:合金钢 H:alloysteel | 铝青铜 Albronze | 膨胀复合石墨 Expanding compound graphite | 优质碳钢 High-grade carbon steel |
NKZ61H NKZ64H Y-I型 NKZ964H Y-I型 NKZ961H | 铬钼钢 Cr.Mo steel | 20CrlMo1VA | 铬钼钢 Cr.Mo steel | Y:硬质合金 Y:carbide alloy | 铬钼钢 Cr.Mo steel |
·焊接式真空闸阀-主要尺寸及重量 Main dimensionsweight
公称通径 DN/mm Nominal diamecer | 公称压力 PN/MPa Nominal pressure | 主要外形尺寸和连接尺寸/mm Main external andconnecting dimensions | 重量/kg Weight | |||||
L |
H |
D |
D0 |
∝ |
W | |||
50 |
2.5 | 250 | 345 | 64 | 49 | 37o30'' | 250 | 24 |
65 | 270 | 395 | 82 | 66 | 37o30'' | 250 | 36 | |
80 | 280 | 425 | 95 | 78 | 37o30'' | 300 | 52 | |
100 | 300 | 51O | 117 | 100 | 37o30'' | 300 | 67 | |
125 | 325 | 570 | 144 | 125 | 37o30'' | 350 | 95 | |
150 | 350 | 725 | 172 | 151 | 37o30'' | 350 | 135 | |
200 | 400 | 820 | 223 | 201 | 37o30'' | 400 | 210 | |
250 | 450 | 890 | 278 | 253 | 37o30'' | 450 | 300 | |
300 | 500 | 1070 | 330 | 303 | 37o30'' | 550 | 395 | |
350 | 550 | 1320 | 382 | 351 | 37o30'' | 650 | 530 | |
400 | 600 | 1450 | 432 | 398 | 37o30'' | 750 | 685 | |
450 | 650 | 1560 | 484 | 450 | 37o30'' | 750 | 906 | |
500 | 700 | 1720 | 535 | 498 | 37o30'' | 850 | 1130 | |
600 | 809 | 1880 | 638 | 600 | 37o30'' | 900 | 1387 | |
700 | 900 | 2083 | 738 | 700 | 37o30'' | 950 | 1894 | |
800 | 1OOO | 2590 | 840 | 800 | 37o30'' | 1000 | 2621 | |
50 | 4.0 | 250 | 345 | 64 | 48 | 37o30'' | 300 | 30 |
65 | 270 | 395 | 82 | 66 | 37o30'' | 300 | 42 | |
80 | 280 | 425 | 95 | 78 | 37o30'' | 350 | 57 | |
100 | 300 | 51O | 117 | 1OO | 37o30'' | 350 | 75 | |
125 | 325 | 570 | 144 | 125 | 37o30'' | 400 | 105 | |
150 | 350 | 725 | 172 | 151 | 37o30'' | 400 | 150 | |
200 | 400 | 820 | 223 | 199 | 37o30'' | 450 | 232 | |
250 | 450 | 890 | 278 | 251 | 37o30'' | 550 | 330 | |
300 | 500 | 1070 | 330 | 301 | 37o30'' | 650 | 430 | |
350 | 550 | 1320 | 382 | 349 | 37o30'' | 750 | 570 | |
400 | 600 | 1450 | 432 | 396 | 37o30'' | 850 | 730 | |
50 | 6.4 | 250 | 350 | 64 | 48 | 37o30'' | 300 | 34 |
65 | 280 | 405 | 82 | 65 | 37o30'' | 300 | 48 | |
80 | 310 | 435 | 95 | 76 | 37o30'' | 350 | 65 | |
100 | 350 | 515 | 117 | 98 | 37o30'' | 400 | 81 | |
125 | 400 | 580 | 150 | 128 | 37o30'' | 400 | 112 | |
150 | 450 | 735 | 172 | 149 | 37o30'' | 450 | 161 | |
200 | 550 | 835 | 223 | 197 | 37o30'' | 550 | 255 | |
250 | 650 | 905 | 278 | 245 | 37o30'' | 650 | 390 | |
300 | 750 | 1080 | 330 | 293 | 37o30'' | 750 | 515 | |
350 | 850 | 1340 | 382 | 341 | 37o30'' | 800 | 695 | |
400 | 950 | 1460 | 432 | 386 | 37o30'' | 900 | 885 | |
50 | 1O.0 | 250 | 350 | 64 | 48 | 37o30'' | 300 | 37 |
65 | 280 | 405 | 82 | 63 | 37o30'' | 300 | 52 | |
80 | 310 | 435 | 95 | 74 | 37o30'' | 350 | 70 | |
100 | 350 | 515 | 117 | 97 | 37o30'' | 400 | 86 | |
125 | 400 | 580 | 150 | 124 | 37o30'' | 400 | 118 | |
150 | 450 | 735 | 172 | 144 | 37o30'' | 450 | 168 | |
200 | 550 | 835 | 223 | 189 | 37o30'' | 550 | 263 | |
250 | 650 | 905 | 278 | 235 | 37o30'' | 650 | 405 | |
300 | 750 | 1080 | 330 | 281 | 37o30'' | 750 | 536 | |
350 | 850 | 1340 | 382 | 333 | 37o30'' | 850 | 732 | |
400 | 950 | 1460 | 432 | 376 | 37o30'' | 950 | 947 |
注:PN2.5(25)型阀门允许作为PN1.0(10)、PN1.6(16)压力级选用