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