产品描述
本阀门适用于工作温度≤350℃的蒸汽、空气等介质的设备或管路上。作为超压保护装置。连接
法兰标准按JB/T-94的系列1。
This safety valve are used for the equipment and pipeline of the steam, air etc medium what the working temperature are less than 350℃. Take for extra pressure protection devices.Flange connecting dimensions of comply with Standard series one of JB/T-94.
NO.
零件名称 Name of part
Materials
1
阀 体 Body
WCB
2
阀 座 Nozzle
ZG2Cr13
3
调 节 圈 Adjusting ring
ZG2Cr13
4
阀 瓣 Disc
2Cr13
5
导 向 套 Guide sleeve
2Cr13
6
阀 盖 Bonnet
ZG230-450
7
弹 簧 Spring
50CrVA
8
阀 杆 Stem
2Cr13
9
扳 手 Lever
ZG200-400
10
调整
螺杆 Adjusting bolt
45
11
保 护 罩 Cap
ZG200-400
密封面材料 Sealing surface of material
H 型堆焊D507，Y堆焊Co基
硬质合金H type Depositing D507, Y type Depositing stellite
外形尺寸和连接尺寸Dimensions (mm)
Type
(DN)
do
D
K
g
g1
b
f
f1
Z- d
DN
D1
k1
g2
g1
b1
f
f1
Z1- d1
L
L1
H
A47H-16C
20
15
105
75
55
16
2
4-14
20
105
75
55
16
2
4-14
100
85
270
25
20
115
85
65
16
2
4-14
25
115
85
65
16
2
4-14
100
85
270
32
25
140
100
78
18
2
4-18
