Data Sheet

NotchFlo DST Valve
D103036X012
Product Bulletin
80.2:022
August 2014
10
Table 9. Construction Materials and Temperature Capabilities for Parts Other than Valve Body and Trim
PART MATERIAL
TEMPERATURE CAPABILITIES
_C _F
Valve plug stem
S20910
S31600
---
(4)
---
(4)
Spring-loaded
valve plug seal
(6)
Backup ring
S41600
S31600 (NACE)
S41000
S34700 (NACE)
S31803
-29 to
(4)
-20 to
(4)
Retaining ring
18-8
N07750 (NACE)
---
(4)
---
(4)
Seal ring
Modified PTFE w/ R30003 Spring (standard)
UHMWPE
(5)
with N10276 Spring
-73 to 316
(3)
-73 to 93
-100 to 600
(3)
-100 to 200
Anti-extrusion
rings
PEEK (PolyEtherEtherKetone) ---
(4)
---
(4)
Bonnet gasket (CL600) Graphite/S31600 ---
(4)
---
(4)
Bonnet gasket (CL900, CL1500,
and CL2500)
N06600/Graphite ---
(4)
---
(4)
Seat ring gasket N06600/Graphite ---
(4)
---
(4)
Cage gasket N06600/Graphite ---
(4)
---
(4)
Valve Body-to-
bonnet
bolting
(1)
See table 10 for
NACE bolting
materials and
temperature
limits.
Studs
Nuts
Steel SA193-B7 (all valve body materials)
Steel SA194-2H (all valve body materials)
-29 to
(4)
(WCC, WC9, SA105, F22)
-48 to
(4)
(LCC, CF8M, S31600, and
S34700)
-29 to 316
(CD3MN
[Duplex SST])
-20 to
(4)
(WCC, WC9, SA105, F22)
-55 to
(4)
(LCC, CF8M, S31600, and
S34700)
-20 to 600
(CD3MN
[Duplex SST])
Studs
Nuts
Steel SA193-B7Mforsourservice
Steel SA194-2HM for sour service
-29 to
(4)
(WCC and SA105)
-46 to
(4)
(LCC)
-20 to
(4)
(WCC and SA105)
-50 to
(4)
(LCC)
Studs
Nuts
S31600 SA193-B8M (strain hardened)
(CF8M and S31600 valve body mat'ls)
S31600 SA194-8M (CF8M and S31600 valve body mat'ls)
(CF8M and S31600)---
(4)
(CF8M and S31600)---
(4)
Studs
Nuts
S20910 (SA479-XM-19)
(2)
(CF8M and S31600 valve body
mat'ls)
Steel SA194-7
(CF8M and S31600)---
(4)
(CF8M and S31600)---
(4)
Packing
PTFE V-ring -40 to 232 -40 to 450
Graphite ribbon filament (oxidizing service to 700_F) ---
(4)
---
(4)
Graphite ULF (non-environmental service) ---
(4)
---
(4)
Packing follower,
spring, or lantern ring
S31600
S34700
S31803
---
(4)
---
(4)
Packing box ring S31600 ---
(4)
---
(4)
Packing flange, studs, or nuts S31600 ---
(4)
---
(4)
1. Valve body materials with which these bolting materials may be used are shown in parentheses.
2. This stud material is not listed in ASME B16.34.
3. With PEEK anti-extrusion rings in non-oxidizing service. Maximum operating temperature limited to 260_C (500_F) in oxidizing service.
4. These materials are not limiting factors.
5. Ultra high molecular weight polyethylene
6. Not required for NPS 1 or 1-1/2 CL900 and CL1500 4-stage valves.