Technical details

FSR 4.223

FLEXWELL Safety Pipe

Connecting fitting GRAPA with external thread

Compression joint, joining method: outer pipe hard soldering

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

with compression-type graphite seal inner pipe and hard soldering outer pipe,

pressure stage PN 10 for design temperature –50 °C to +60 °C

shrink sleeve

hard soldering thrust ring

outer pipe

connector for measuring

branch or test valve

inner pipe

seal

support collar

connector

Materials:

Connector, support collar:

Thrust ring:

Inner pipe seal:

Outer pipe hard soldering:

Material No. 1.4404

Material No. 1.4301

graphite

silver solder

Type ID/OD

AV FSR 30/ 48

AV FSR 39/ 60

AV FSR 48/ 71

AV FSR 60/ 83

AV FSR 75/107

AV FSR 98/134

DN

OD

mm

25

46

32

57

40

69

50

81

65

107

80

132

Connector

R-thread

R 1"

R 1 1⁄4"

R 1 1⁄2"

R 2"

R 2 1⁄2"

R 3"

Connector

NPT-thread

d1

l

mm

mm

L

Article No.

appr.

R-thread

mm

280

1015624

275

1015645

290

1015669

295

1015696

327

1015690

342

1015726

Article No.

NPT-thread

1015625

1015646

1015670

1015697

1015691

1015727

Only BRUGG solder Type BRL 8.50.34 may be used!

19.08.2024 KIWA Subject to technical changes. Page 22

1" - 11.5

11⁄4"-11.5

70

11⁄2"-11.5

80

2" - 11.5

90

21⁄2"-8

120

3"-8

140

l

appr. L

60

117

115

128

147

178

201

d

1

A

D

R

N

P

T