Technical details

FSR 4.231

FLEXWELL Safety Pipe

Connecting fitting GRAPA with external thread

Compression joint/screwed joint

FLEXWELL Safety Pipe Type FSR 30/48 to FSR 60/83

with compression-type graphite seal inner pipe and screwed outer pipe seal,

pressure stage PN 25 for design temperature –30 °C to +60 °C

Materials:

tape overlaps

outer pipe

seal

connector for measuring

branch or test valve

inner pipe

seal

connecting fitting

Medium contact elements:

other elements:

inner pipe seal:

outer pipe seal:

Material No. 1.4404

Material No. 1.4301

graphite

moulded elastomer ring

Type ID/OD

AV-FSR 30/48

AV-FSR 39/60

AV-FSR 48/71

AV-FSR 60/83

DN

25

32

40

50

OD

mm

46

57

69

81

Connector

R-thread

R 1"

R 1 1⁄4"

R 1 1⁄2"

R 2"

Connector

NPT-thread

1" - 11.5 NPT

1 1⁄4" - 11.5 NPT

1 1⁄2" - 11.5 NPT

2" - 11.5 NPT

d1

mm

68

78

88

105

l

L

appr.

R-thread

Article No.

NPT-thread

1015735

1015736

1015737

1015738

19.08.2024 KIWA

Subject to technical changes.

Page 25

appr. L

l

mm

mm

157

305

158

300

174

320

191

320

1015638

1015657

1015680

1015708

Article No.

d

1

A

D

R

N

P

T

Insulate using

suitable material

(DIN 30762)