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TEFLON LINED CHECK VALVE

TEST PRESSURE
TESTING STANDARD
API 598

CLASS

150

300

HYD

SHELL

30

77

SEAT

22

56

DESIGN

BS 1863

FACE TO FACE

BS 2080 / ANSI B16.10

FLANGE DRILLING
& DIMENSIONS

BS 1560 PART1 / ANSI B 16.5

INSPECTION & Testing

BS 6755 PART1 / API598

P.T. No

PARTS

DUCTILE IRON

CAST STEEL

1

BODY

ASTM A395(DI)

ASTM A216 Gr. WCB

2

BODYEND

ASTM A395(DI)

ASTM A216 Gr. WCB

3

BALL

PTFE (SOLID)

S

4

LINING

FEP / PFA

DF

5

STUDS

H.T.STEEL

ASTM A 193 Gr. B7

6

NUTS

STEEL

ASTM A 194 Gr. 2H


DIMENSIONS

FACE TO
FACE - L
ANSI - B 16.10

CLASS

15

20

25

40

50

65

80

100

150

200

250

300

150

108

117

127

165

203

216

241

292

406

495

622

698

300

164

190

216

241

283

308

333

371

460

575

638

727

DESIGN FEATURES

1. Full Port
2. UNI - Directional Flow
3. Less Pressure Drop
4. Better Corrosion Resistance than steel & alloys
5. The liner is locked by grooves permitted the check valve to be used on high vaccum & pressure applications without line collapse and blow out.
6. These valves often out-perform expensive exotic alloy valves as they economically handle corrosive or High - Purity Flow Media
7. External Body is coated with corrosive resistant paint.
8. All Lined Portion are spark Tested to 10,000V.

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