English, Spare parts sets – Burkert Type 2712 User Manual
Page 17
M
AINTENANCE
AND
S
ERVICING
OF
THE
V
ALVE
2712 - 15
english
Tightening torques for seat assembly
Spare parts sets
NOTE
Before removal or opening of the device, be sure to interrupt the supply of medium and
relieve the pressure in the piping.
NOTE
Spare parts sets for special versions are available on request (e.g. oxygen or analysis
versions, etc.).
DN
DN
Steel/steel
PTFE/Steel
Pipe
Seat
Order no.
Order no.
10, 15
4
149 934
-
10, 15
6
152 696
-
10, 15
8
149 935
149 962
10, 15
10
149 912
149 963
20
10
149 914
149 965
15
15
149 915
149 943
20
15
149 915
149 944
25
15
149 917
149 945
20
20
149 918
149 946
25
20
149 951
149 947
32
20
149 952
149 948
25
25
149 953
149 949
32
25
149 945
149 950
40
25
149 955
150 001
32
32
149 956
150 002
40
32
149 957
150 003
50
32
149 958
150 004
40
40
149 959
150 006
50
40
149 960
150 007
50
50
149 961
150 008
65
40
155 624
155 636
65
50
155 626
155 638
65
65
155 629
155 641
Control cone set
Contains:
Control cone, dowel pin, graphite seal
DN
DN
Steel/steel
PTFE/Steel
Pipe
Seat
Order no.
Order no.
10, 15
4
150 011
-
10, 15
6
152 695
-
10, 15
8
150 012
150 046
10, 15
10
150 013
150 047
20
10
150 014
150 048
15
15
150 015
150 049
20
15
150 016
150 050
25
15
150 017
150 051
20
20
150 018
150 052
25
20
150 019
150 053
32
20
150 020
150 054
25
25
150 021
150 055
32
25
150 022
150 056
40
25
150 023
150 057
32
32
150 024
150 058
40
32
150 029
150 059
50
32
150 030
150 060
40
40
150 043
150 071
50
40
150 044
150 072
50
50
150 045
150 073
65
40
155 648
155 560
65
50
155 650
155 662
65
65
155 653
155 665
Control fittings set
Contains:
valve set, control cone, dowel pin, graphite seal
Connection
Torque
Tolerance
Seat
Housing
Uncoated
seat
Coated
seat
DN 4-15
DN 15
25
20
+ 3
DN 20
DN 20
35
28
+ 3
DN 25
DN 25
50
40
+ 5
DN 32
DN 32
80
65
+ 5
DN 40
DN 40
100
85
+ 8
DN 50
DN 50
120
120
+ 8
DN 65
DN 65
150
150
+ 10
DN 80
DN 80
180
180
+ 10
DN 100
DN 100
220
220
+ 10