Transition flange PP with steel core

• Connection dimensions in accordance with EN 1092/DIN 2501
• Flange bore PN10

• Mounting method in accordance with DVS 2210-1, addendum 3, and DIN 16962-12
  • Only use undamaged and clean products
  • 1 seal per connection
  • Mount the collar bushings completely parallel
  • Grease the nuts and bolts
  • Observe and mark the prescribed tightening sequence
  • Tighten to the specified torque in five steps:
    Hand-tight/wrench-tight, 30%, 60%, 100%, full check (clockwise)
  • Tighten the connections after pressing out

Tightening torque

ød	DN	Nm
20 mm	15	10
25mm	20	10
32mm	25	15
40mm	32	20
50mm	40	25
63mm	50	35
75mm	65	40
90mm	80	40
110mm	100	45
125mm	100	45
160mm	150	60
200mm*	200	75
250mm*	250	75
315mm*	300	90
400mm*	400	100
450mm*	500	190
500mm*	500	190
560mm*	600	220
630mm*	600	220

* Maximum operating pressure of 6bar in combination with flat seals

Tightening sequence

Number of bolts	Tightening sequence
4	1 - 3 - 2 - 4
8	1 - 5 - 3 - 7 - 2 - 6 - 4 - 8
12	1 - 7 - 4 - 10 - 2 - 8 - 5 - 11 - 3 - 9 - 6 - 12
16	1 - 9 - 5 - 13 - 3 - 11 - 10 - 15 - 2 - 7 - 6 - 14 - 4 - 12 - 8 - 16
20	1 - 11 - 6 - 16 - 3 - 13 - 8 - 18 - 5 - 15 - 10 - 20 - 4 - 14 - 9 - 19 - 7 - 17 - 2 - 12