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NKZ64W-25P不锈钢真空闸阀
所属类别:真空阀
产品名称:NKZ64W-25P不锈钢真空闸阀
产品标签: NKZ64W-40P不锈钢真空闸阀  焊接不锈钢真空闸阀 
咨询热线:0577-67365322 / 67972088
更新时间:2021-07-29 10:45:58
产品概述

NKZ64W-25P不锈钢真空闸阀产品概述:

真空闸阀连接形式分法兰、焊接两种,驱动方式有手动、电动两种。该阀门适用于工作温度≤425℃≤550℃,工作介质为水、蒸汽或空气的管路上,作为启闭装置;尤其适用于火电厂汽机冷凝和真空负压系统,起真空隔离密封作用。

结构特点 
1、设计了真空密封结构填料室,使系统与大气隔离,具有良好的环保性能。
2、选材考究,符全国内外相关标准,材料的全面质量高。
3、密封副配对先进合理,提高了密封性能,使用寿命长。
4、启闭件采用平行闸板双向弹性密封,摩擦力小,启闭轻松,维修方便,密封可靠,性能优良。
5、阀杆经调质及表面氮化处理,有良好的抗腐蚀性、抗擦伤性和耐磨性。
6、法兰垫片采用复合材料,膨胀系数大、气密性能好、保证系统与大气隔离可靠

NKZ64W-25P不锈钢真空闸阀
试验压力

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
2.53.82.82.8
4.O6.04.44.4
6.49.6707.O
1O.O15O11.O11.O

NKZ64W-25P不锈钢真空闸阀使用范围

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

NKZ64W-25P不锈钢真空闸阀主要零部件材料

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
WCB2Crl325H: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

NKZ64W-25P不锈钢真空闸阀主要尺寸及重量

NKZ61H-100C焊接真空闸阀(图1)


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

250345644937o30'25024
65270395826637o30'25036
80280425957837o30'30052
10030051O11710037o30'30067
12532557014412537o30'35095
15035072517215137o30'350135
20040082022320137o30'400210
25045089027825337o30'450300
300500107033030337o30'550395
350550132038235137o30'650530
400600145043239837o30'750685
450650156048445037o30'750906
500700172053549837o30'8501130
600809188063860037o30'9001387
700900208373870037o30'9501894
8001OOO259084080037o30'10002621
504.0250345644837o30'30030
65270395826637o30'30042
80280425957837o30'35057
10030051O1171OO37o30'35075
12532557014412537o30'400105
15035072517215137o30'400150
20040082022319937o30'450232
25045089027825137o30'550330
300500107033030137o30'650430
350550132038234937o30'750570
400600145043239637o30'850730
506.4250350644837o30'30034
65280405826537o30'30048
80310435957637o30'35065
1003505151179837o30'40081
12540058015012837o30'400112
15045073517214937o30'450161
20055083522319737o30'550255
25065090527824537o30'650390
300750108033029337o30'750515
350850134038234137o30'800695
400950146043238637o30'900885
501O.0250350644837o30'30037
65280405826337o30'30052
80310435957437o30'35070
1003505151179737o30'40086
12540058015012437o30'400118
15045073517214437o30'450168
20055083522318937o30'550263
25065090527823537o30'650405
300750108033028137o30'750536
350850134038233337o30'850732
400950146043237637o30'950947

注:PN2.5(25)型阀门允许作为PN1.0(10)、PN1.6(16)压力级选用


NKZ64W-25P不锈钢真空闸阀主要尺寸

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

LHDD0W
502.5250618644937o30'562DZWlO
65270670826637o30'562DZWlO
80280700957837o30'562DZWlO
10030078511710037o30'607DZWl5
12532584514412537o30'607DZW20l
15035099017215137o30'607DZW20l
200400108022320137o30'607DZW30
250450115027825337o30'607DZW30
300500141533030337o30'755DZW45
350550166538235137o30'755DZW60
400600181543239837o30'825DZW90
450650192048445037o30'825DZWl20
500700208053549837o30'825DZWl20
600800238063860037o30'925DZWl80
504.0250618644937o30'562DZWl5
65270670826637o30'562DZWl5
80280700957837o30'607DZWl5
1OO30078511710037o30'607DZW20l
12532584514412537o30'607DZW20l
15035099017215137o30'607DZW30
200400108022319937o30'607DZW30
250450115027825137o30'755DZW45
300500141533030137o30'755DZW60
350550168538234937o30'825DZW90l
400600181543239637o30'825DZW20
50     
6.4
250625644937o30'562DZWlO
65280693826637o30'562DZWl5
8031O712957637o30'607DZW20l
1OO3507901179837o30'607DZW20l
12540085515012837o30'607DZW30
1504501OOO17214937o30'607DZW30
200550118522319737o30'755DZW45
250650125527824537o30'755DZW60
300750144533029337o30'825DZW90l
350850171538234137o30'825DZWl20l
400950198543238637o30'925DZWl80
501O.O250625644937o30'562DZWlO
65280693826637o30'562DZWl5
8031O712957437o30'607DZW20l
1OO3507901179737o30'607DZW30l
12540085515012437o30'607DZW30
150450100017214437o30'755DZW45
200550118522318937o30'755DZW60
250650125527823537o30'825DZW90l
300750144533028137o30'825DZWl20l
350850171538233337o30'925DZWl80
400950198543237637o30'925DZW250


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