SG-041-8 Fire-Fighting Wafer Butterfly Valve
    Publish time 2025-09-16 15:36    
SG-041-8 Fire-Fighting Wafer Butterfly Valve

1、Materials:



 No.

 Part Name 

 Material

1

 Body

 Ductile iron/CS/SS

2

 Seat

 EPDM/NBR

3

 Disc

 Ductile iron/CS/SS

4

 Taper pin

CF8

5

Stem

SS410/SS304/SS316

6

 Handle

 QT450-10



2、Main technical parameters:    

Nominal pressure:PN10/PN16/PN25/PN40、125LB/150LB、5K/10K/16K    

Face to face standard:DIN3202K1,API609,EN558-1,ISO5752    

Test standard:GB/T13927-2008,API598    

Applicable media:water, oil, gas, etc    

Max operating temperature:≤80°C    


3、Maximum pressure conditions:


  Size

       Max Pressure  (bar)

Min/Max Temp (℃)

                               Test Pressure(bar)

        Shell     

             Seat                    

DN50-DN300

10.0/16.0

-10℃+100℃

15.0/24.0

11.0/17.6


4、Dimensions:


DN(mm)& INCH

A

B

C

D

ΦD1

ΦD3

PN10/16

JIS 10K

ANSI 150Lb

L

ΦD2

N-Φd

ΦD2

N-Φd

ΦD2

N-Φd

50(2")

63

126

29

43

52.6

100

125

4-19

120

4-19

120.6

4-19

245

65(2.1/2")

69

134

29

46

64.3

120

145

4-19

140

4-19

139.7

4-19

245

80(3")

76

152

29

46

78.8

127

160

8-19

150

8-19

152.4

4-19

245

100(4")

106

170

29

52

104

156

180

8-19

175

8-19

190.5

8-19

276

125(5")

115

183

29

56

123.3

190

210

8-19

210

8-23

215.9

8-22

276

150(6")

128

196

29

56

155.7

212

240

8-23

240

8-23

241.3

8-22

276

200(8")

160

238

41

60

202.4

268

295

8-22/12-22

290

12-23

298.4

8-22

383

250(10")

190

258

41

68

250.4

325

350/355

12-22/12-26

355

12-25

361.9

12-25

383

300(12")

235

300

41

78

301.5

370

400/410

12-23/12-28


16-25

432

12-25

383