Grooved End Swing Check Valve
PN25/Class250

Fig. 5904
Working Pressure and Temperature
Working pressure PN25/Class250
Temperature from -10℃ to 120℃ for EPDM.
Temperature from -10℃ to 82℃ for NBR.
Grooved Ends
Grooved dimensions comply with Metric/ANSI/AWWA C606 pipe sizes
Materials Specifications

Part Name

Material

EN Spec.

ASTM Spec.

Body

Ductile Iron

EN-JS1050

A536 65-45-12

Disc

DI EPDM/NBR Coated

EN-JS1050

A536 65-45-12

Seat

Stainless Steel

BS970 316S16

AISI 316

DI Integral

EN-JS1050

A536 65-45-12

Spring

Stainless Steel

BS970 304S15

AISI 304

Shaft

Stainless Steel

BS970 420S37

AISI 420

Gasket

EPDM/NBR

Commercial

Commercial

Shaft Plug

Brass

CuZn39Pb3

B16 C36000
 
Dimensions (mm)

Size

50/2"

65/2.5"

80/3"

100/4"

125/5"

150/6"

200/8"

250/10"

300/12"

OD

60.3

73.0/76.1

88.9

114.3

139.7/141.3

165.1/168.3

219.1

273.0

323.9

A

99

99

108

254

267

292

356

432

495

B

36

53

54

76

111

105

130

163

188

C

47

57

68

99

114

127

154

188

205