UK Product Handbook 2026 - Volume 2

Pipeline ancillaries Separators and insulation jackets

10

Available types

BS 10

Table F

Screwed BSP

BS 10

Table H

Screwed BSP

DN15 - DN50

ANSI B 16.5

Class 150

Screwed NPT

ANSI B 16.5

Class 300

Screwed NPT

BS 4504

PN16

Screwed BSP

DN15 - DN80

BS 4504

PN25/PN40

Screwed BSP

BS 10

Table F

Slip-on

BS 10

Table H

Slip-on

BS 4504

PN16

Slip-on

BS 4504

PN16

Weld neck

DN15 - DN200

BS 4504

PN25 or PN40

Slip-on

BS 4504

PN25 or PN40

Weld neck

ANSI B16.5

Class 150

Slip-on

ANSI B16.5

Class 300

Slip-on

ANSI B16.5

Class 600

Slip-on

Other types may be available on request.

Limiting conditions (gaskets)

Type A

Type B

Maximum temperature

430 °C

450 °C

Note: Type A gaskets are on all flanges except ANSI 600 which require Type B gaskets.

Maximum pressure

100 bar g 130 bar g

Maximum steam temperature

250 °C

290 °C

Maximum inert liquid temperature

440 °C

450 °C

7.7.49

How to order Example: 1 set of Spirax Sarco mating flanges to fit BS 4504 PN40 flanges providing screwed BSP connections upstream and downstream of the product.

10.7 50

TI-P119-07 CMGT Issue 3

Page 2 of 3

Mating Flanges

Powered by