Technical manual Sylax DN 25-350 mm
uksylax25_350 - Updated 20/09/2016
15
Bolts and nuts
DN
NPS a e
EN 1092
PN6
EN 1092
PN10
EN 1092
PN16
EN 1092
PN25
ASME / ANSI B16.5
Class 150
* Nb
rods
or Nb
screw
ØV c
* Nb
rods
or Nb
screw
ØV c
* Nb
rods
or Nb
screw
ØV c
* Nb
rods
or Nb
screw
ØV c
* Nb
rods
or Nb
screw
ØV
Metric
ØV
UNC**
c
25 1 32 -- 4 M10 16 4 M12 18 4 M12 18 4 M12 18 4 M14 1/2’’ 18
32/40
1
1/2
32 14 4 M12 18 4 M16 24 4 M16 24 4 M16 24 4 M14 1/2’’ 18
50 2 43 18 4 M12 18 4 M16 24 4 M16 24 4 M16 24 4 M16 5/8’’ 24
65* 2
1/2
46 20 4 M12 18 8* M16 24 8* M16 24 8 M16 24 4 M16 5/8’’ 24
80 3 46 20 4 M16 24 8 M16 24 8 M16 24 8 M16 24 4 M16 5/8’’ 24
100 4 52 24 4 M16 24 8 M16 24 8 M16 24 8 M20 26 8 M16 5/8’’ 24
125 5 56 26 8 M16 24 8 M16 24 8 M16 24 8 M24 32 8 M20 3/4’’ 26
150 6 56 26 8 M16 24 8 M20 26 8 M20 26 8 M24 32 8 M20 3/4’’ 26
200 8 60 28 8 M16 24 8 M20 26 12 M20 26 12 M24 32 8 M20 3/4’’ 26
250 10 68 32 12 M16 24 12 M20 26 12 M24 32 12 M27 32 12 M24 7/8’’ 26
300 12 77 36 12 M20 26 12 M20 26 12 M24 32 16 M27 32 12 M24 7/8’’ 26
350 14 77 36 12 M20 26 16 M20 26 16 M24 32 16 M30 36 12 M27 1’’ 32
DN
NPS a e
BS10-d BS10-e
JIS2238 & JIS2239
5K
JIS2238 & JIS2239
10K
JIS2238 & JIS2239
16K
* Nb
rods
or Nb
screw
ØV
UNC
c
* Nb
rods
or Nb
screw
ØV
UNC
c
* Nb
rods
or Nb
screw
ØV c
* Nb
rods
or Nb
screw
ØV c
* Nb
rods
or Nb
screw
ØV c
25 1 32 -- 4 1/2’’ 18 4 1/2’’ 18 4 M10 16 4 M16 24 4 M16 24
32/40
1
1/2
32 14 4 1/2’’ 18 4 1/2’’ 18 4 M12 18 4 M16 24 4 M16 24
50 2 43 18 4 5/8’’ 24 4 5/8’’ 24 4 M12 18 4 M16 24 8 M16 24
65 2
1/2
46 20 4 5/8’’ 24 4 5/8’’ 24 4 M12 18 4 M16 24 8 M16 24
80 3 46 20 4 5/8’’ 24 4 5/8’’ 24 4 M16 24 8 M16 24 8 M20 26
100 4 52 24 4 5/8’’ 24 8 5/8’’ 24 8 M16 24 8 M16 24 8 M20 26
125 5 56 26 8 5/8’’ 24 8 5/8’’ 24 8 M16 24 8 M20 26 8 M22 26
150 6 56 26 8 5/8’’ 24 8 3/4’’ 26 8 M16 24 8 M20 26 12 M22 26
200 8 60 28 8 5/8’’ 24 8 3/4’’ 26 8 M20 26 12 M20 26 12 M22 26
250 10 68 32 8 3/4’’ 26 12 3/4’’ 26 12 M20 26 12 M22 26 12 M24 32
300 12 77 36 12 3/4’’ 26 12 7/8’’ 26 12 M20 26 16 M22 26 16 M24 32
350 14 77 36 12 7/8’’ 26 12 7/8’’ 26 12 M22 26 16 M22 26 16
M30 x 3
36
* WAFER TYPE BODY AND LUGS WITH UNTHREADED HOLES :
Assembly by rods : number of nuts and washer = 2 x Number of rods (above)
Assembly by bolts : Number of nuts = Number of screws (above) and number of washer = 2 x Number of nuts
* LUG TYPE BODY :
Assembly by screws : Number of screw per face (above) and number of washer is the same
* DOUBLE FLANGE BODY :
Assembly by rods : number of nuts and washers= 2 x Number of rods (above)
Assembly by rods + central nut : Number of nuts = 2 x Number of rods (above)
Number of washers = 4 x Number of rods (above)
Number of thin nuts for central position = 1 x Number of rods (above)
** ASME / ANSI B16.5 Class 150 : Standard version : metric threading; UNC threading : please consult us.
* For flanges in cast or ductile iron 4 holes M16 and for flanges in steel 8 holes M16 on the same drilling circle.
Note : Bolts and nuts are not part of our standard supply
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