Technical details

FSR 4.211

FLEXWELL Safety Pipe

Connecting fitting with collar and split loose flange

Joining method: TIG welding/hard soldering

FLEXWELL Safety Pipe Type FSR 30/48 to FSR 127/175,

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

connector for measuring branch

or test valve

connecting fitting

Version:

Collar and split loose flange according to DIN EN 1092-1

Material:

Threaded socket made of material no. 1.4404/1.4571

flange made of material P265GH/P250GH, hot-galvanised

Installation instruction for split loose flange:

shrink sleeve

outer pipe

hard soldering

The splitting of the loose flange needs to be installed staggered 90° in reverse order.

Type

ID/OD

DN

d1

mm

mm mm

25 115

85

32 140 100

40 150 110

50 165 125

65 185 145

80 200 160

125 270 220

Article No.

split loose flange

galvanised steel

1015619

1015639

1015616

1015663

1015687

1015723

1015731

Article No.

split loose flange

stainless steel 1.4404

1015620

1015640

1015617

1015664

1015688

1015724

1015732

AV-FSR 30/ 48

AV-FSR 39/ 60

AV-FSR 48/ 71

AV-FSR 60/ 83

AV-FSR 75/107**

AV-FSR 98/134**

AV-FSR 127/175 100

190

25

68

32

78

40

88

50

102

65

122

80

138

Flange acc. to DIN EN 1092-1

l

L

DN

D

øk

screws*

appr.

pcs.

mm mm

M12 x 100 4

85 223

M16 x 100 4

85 222

M16 x 110 4

82 216

M16 x 110 4

90 242

M16 x 120 8

140 300

M16 x 120 8

153 307

M24 x 130 8

125 284

* Screw length is given for the connector to a welding-neck flange acc. to DIN EN 1092-1.

Screws and nuts are not included in the delivery volume.

** Construction AV-FSR 75/107 and FSR-AV 98/134:

Only BRUGG solder Type BRL 8.50.34 may be used!

19.08.2024 KIWA Subject to technical changes. Page 17

l

appr. L

TIG welding

stainless steel inner pipe

d

1

ø

k

D