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电站截止阀系列 J61Y


主要零件和材质 Main parts and materials

序号
   NO
零件名称
   Accessor name
材质 Material
GB系列
1阀体 BodyWCB, WC6, WC9, 20CrMoV, 15Cr1MoV
2浮动座 Floating seatA105, F304, 25Cr2MoV
3密封环 Seal ring石墨 PTFE, 316L
4密封垫 GaskesF304, 20CrMoV, 15cR1MoV
5四合环 Washer20Cr13, 20Cr1MoVA
6阀盖 BonnetA105, F304
7千斤座 Topping bracketWCB, WC6
8圆锥销 Pin20Cr13, 304
9活节螺栓 Bonnet bolt35#, 304, 316
10填料 Packing石墨 PTFE
11填料压盖 GlandWCB, WC6
12螺母 Nut45#
13支架 YokeWCB, WC6
14六角螺母 Nut45#
15内六角螺柱 Bonnet bolt35#
16夹排 Clip lineQ235
17阀瓣 WedgeA105, F304, F316, F316L
18小阀瓣 WedgeA105, F304, F316, F316L
19阀瓣盖 Bonnet capA105, F304, F316, F316L
20阀杆 Stem20Cr113, 38CrMoAL, 25Cr2MoV
21螺柱 Bonnet bolt35, 35CrMo, 25Cr2MoV

产品结构特点 Construction features

1、产品设计制造按 E101和 JB/T 3595标准的规定,结构合理,性能优良,造型美观。
2、阀门中腔采用压力自紧式密封结构,密封性能好。支管两端为焊接结构,焊接坡口可按标准或用户要求配接。
3、阀瓣、阀座密封面采用司太立(stellite)钴基硬质合金堆焊而成,耐磨、耐高温、抗擦伤性能好、使用寿命长。
4、阀杆经调质和表面氮化处理,有良好的抗腐蚀性和抗擦伤性。
5、阀盖填料函深度合理,填料加缓蚀剂,密封可靠。
6、阀门具有倒密封结构,保证阀门开启运行时,不经阀杆外漏。
7、电动截止阀配有DZW系列阀门电动装置,具有壳体小,重量轻,功能全,外形
美等特点,并可与程控电脑配套使用,也可按用户要求选配电动装置。
1. Product design and manufacturing shall be based on E101 and JB/T 3595 standard, with reasonable structure, excellent performance and beautiful appearance.
2. Pressure self-tightening sealing structure is adopted in the valve middle cavity,and the sealing property is good. The two ends of the branch are welded, and the weld groove can be connected by standard or user's request.
3. The disc and seat cover are made of stellite and cobalt base hard alloy, wear resistant, high temperature resistance, good abrasion resistance and long service life.
4. The valve rod is treated with adjustment and surface nitrification. It has good corrosion resistance and abrasion resistance.
5. The valve cover packing function is reasonable, packing and corrosion inhibitor,sealing and reliable.
6. The valve has an inverted seal structure to ensure that the valve opens and runs without the stem leakage.
7, electric cut-off valve is equipped with DZW series valve electric device, with a small shell, light weight, full functions, appearance beautiful wait for a characteristic,and can be used with programmable computer, can also be equipped with electric device according to the requirements of customers.


产品特征 Spericfications

适用介质:水、气、油品、天然气和酸碱腐蚀性介质
适用温度:-196~540℃
驱动方式:手动、气动、电动等
公称压力:1.0~4.0MPa
公称通径:DN15~250mm
Applicable media: water, gas, oil, gas and acid and alkali corrosive medium
Applicable temperature: -196~540℃
Driver: manual, pneumatic, electric, etc
Nominal pressure: 1.0~4.0MPa
Nominal size: DN15~250mm


技术规范 Technical specification

设计依据    Design referenceGB系列 GB series
设计标准 Design standardGB/T12235     NB/T47044  DL531
结构长度 Face to faceGB/T12221
连接法兰 End flangeGB/T12224
试验和检验 Test & inspectionGB/T26480


验压力 Test prssure

压力等级
   Pressure grade
试验压力 Test pressure
公称压力    PN
   Nominal pressure
壳体试验
   Sheil test
正密封试验
   Sealing test
反密封试验
   Sealing test
气密封试验
   Air seal test
16.024.017.617.60.6
20.0 P54 10V30.022.022.00.6
25.0 P54 14V37.527.527.50.6
32.0 P54 17V48.032.532.50.6
P55 10V37.527.527.50.6
P55 14V48.036.036.00.6
P55 17V53.039.039.00.6
P57 10V48.036.036.00.6
P57 14V53.039.039.00.6
P57 17V60.044.044.00.6


截止阀结构长度和外接尺寸 Main connection dimensions

PN:16.0~32.0  P54    100V  P54 140V  P54 170V
公称通径
     DN
L
     (mm)
H
     (mm)
50320722
654301060
804701280
1005601290
1256501250
1507301400

 


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