Pipeline ancillaries Disc, split disc and wafer check valves
10
Sizes and pipe connections Sizes DN25, DN32, DN40, DN50, DN65, DN80, DN100, DN125, DN150, DN200 and DN250
(1", 1¼", 1½", 2", 2½", 3", 4", 5", 6", 8", and 10") PN rated design fits between the following flanges: DN25 - DN80 (1" - 3")
EN 1092 PN25, PN16, PN40, JIS/KS 10K and JIS/KS 20K
DN100 - DN250 (4" - 10")
EN 1092 PN25, PN16, PN40 and JIS/KS 20K
The ASME rated design fits between the following flanges: DN25 - DN80 (1" - 3") (ASME version)
ASME B16.5 Class 150 and Class 300 DN32 and DN65 (1¼" and 2½") DN100 - DN250 (4" - 10") Face-to-face dimensions are in accordance with EN 558 Series 49 for the DN125 - DN200 (5" - 8") size range and EN 558 Series 52 for the DN250 (10").
Materials - DCV10 - DN25 - DN100 (1" - 4")
1
2
4
5
7.5.27
3
No.
Part
Material
PN
Austenitic stainless steel
1.4308
1
Body *
ASME
Austenitic stainless steel
A351 CF8
Austenitic stainless steel
A276 316L
10.5 36
2
Disc
Austenitic stainless steel
AISI 316L
3 4 5
Spider
Martensitic stainless steel
BS 3146-2 ANC2
Spring
Stainless steel
BS 2056 316 S42
Gaskets
Reinforced exfoliated graphite
* For DN32 and DN65 Material Austenitic stainless steel
1.4401 - 316L
TI-P601-32 CMGT Issue 11
Page 2 of 10
DCV10 Stainless Steel and DCV10C Carbon Steel Centrally Guided Disc Check Valves
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