要性能规范Chiefpropertyandspecification·试验压力Testpressure公称压力PN/MPaNominalpressure试验压力/MPaSealtest壳体强度试验Shellslrenghttest上密封试验BackSealtest密封试验Seattest2.53.82.82.84.O6.04.44.
要性能规范 Chief property and specification
·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
·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
·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
·主要尺寸及重量 Main dimensions and weight
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
·主要尺寸 Main dimensions
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
电动装置
Electric
device
L H D D0 ∝ W
50 2.5 250 618 64 49 37o30’ 562 DZWlO
65 270 670 82 66 37o30’ 562 DZWlO
80 280 700 95 78 37o30’ 562 DZWlO
100 300 785 117 100 37o30’ 607 DZWl5
125 325 845 144 125 37o30’ 607 DZW20l
150 350 990 172 151 37o30’ 607 DZW20l
200 400 1080 223 201 37o30’ 607 DZW30
250
450
1150
278
253
37o30’
607
DZW30
300 500 1415 330 303 37o30’ 755 DZW45
350 550 1665 382 351 37o30’ 755 DZW60
400 600 1815 432 398 37o30’ 825 DZW90
450 650 1920 484 450 37o30’ 825 DZWl20
500 700 2080 535 498 37o30’ 825 DZWl20
600 800 2380 638 600 37o30’ 925 DZWl80
50 4.0 250 618 64 49 37o30’ 562 DZWl5
65 270 670 82 66 37o30’ 562 DZWl5
80 280 700 95 78 37o30’ 607 DZWl5
1OO 300 785 117 100 37o30’ 607 DZW20l
125 325 845 144 125 37o30’ 607 DZW20l
150 350 990 172 151 37o30’ 607 DZW30
200 400 1080 223 199 37o30’ 607 DZW30
250 450 1150 278 251 37o30’ 755 DZW45
300 500 1415 330 301 37o30’ 755 DZW60
350 550 1685 382 349 37o30’ 825 DZW90l
400 600 1815 432 396 37o30’ 825 DZW20
50
6.4 250 625 64 49 37o30’ 562 DZWlO
65 280 693 82 66 37o30’ 562 DZWl5
80 31O 712 95 76 37o30’ 607 DZW20l
1OO 350 790 117 98 37o30’ 607 DZW20l
125 400 855 150 128 37o30’ 607 DZW30
150
450
1OOO
172
149
37o30’
607
DZW30
200 550 1185 223 197 37o30’ 755 DZW45
250 650 1255 278 245 37o30’ 755 DZW60
300 750 1445 330 293 37o30’ 825 DZW90l
350 850 1715 382 341 37o30’ 825 DZWl20l
400 950 1985 432 386 37o30’ 925 DZWl80
50 1O．O 250 625 64 49 37o30’ 562 DZWlO
65 280 693 82 66 37o30’ 562 DZWl5
80 31O 712 95 74 37o30’ 607 DZW20l
1OO 350 790 117 97 37o30’ 607 DZW30l
125 400 855 150 124 37o30’ 607 DZW30
150 450 1000 172 144 37o30’ 755 DZW45
200 550 1185 223 189 37o30’ 755 DZW60
250 650 1255 278 235 37o30’ 825 DZW90l
300 750 1445 330 281 37o30’ 825 DZWl20l
350 850 1715 382 333 37o30’ 925 DZWl80
400 950 1985 432 376 37o30’ 925 DZW250
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