Data Sheet

EH and EHA Valves
D100042X012
Product Bulletin
51.2:EH
April 2015
24
Table 13. Construction Materials and Temperature Capabilities for Parts Other than Body and Trim
(NPS 8 through 14 Fisher EHD and EHT) (continued)
PART MATERIAL
TEMPERATURE CAPABILITIES
_C _F
Body-to-bonnet
bolting
(1)
Studs Steel SA 193-B7
All body materials
-29 to 427
(steel bodies)
-20 to 800
(steel bodies)
Nuts Steel SA 194-2H
-48 to 232
(SST bodies)
-55 to 450
(SST bodies)
Studs Steel SA 193-B7
WC9 and C5
body materials
-29 to 482 -20 to 900
Nuts Steel SA 194-7
Studs Steel SA 193-B16
WC9 and C5
body materials
-29 to 593 -20 to 1100
Nuts Steel SA 194-7
Studs
304 Stainless steel
SA320-B8
CF8M (316 SST)
body materials
-198 to 66 -325 to 150
Nuts
316 stainless steel
SA194-8
Studs
316 stainless steel
SA193-B8M
(2)
CF8M and CF8M (316H)
body materials
-198 to 66 -325 to 150
Nuts
316 stainless steel
SA194-8M
Studs
316 stainless steel
SA194-B8M
CF8M body materials -198 to 66 -325 to 150
Nuts
316 stainless steel
SA194-B8
Studs Steel SA 193-B7M
For sour service
(4)
CF8M body material
-48 to 232 -55 to 450
Nuts Steel SA 194-2HM
Studs
SST SA453 GR660 with
Belleville washers
CF8M and CF8M (316H)
body materials
-29 to 427 -20 to 800
Nuts Steel SA194-7
Studs
SST SA453 GR660 rupture
tested with Belleville washers
CF8M and CF8M (316H)
body materials
427 to 537 801 to 1000
Nuts Steel SA194-7
Studs
SST SA453 GR660 with
Belleville washers
For sour service
(4)
CF8M
and CF8M (316H) body
materials
-29 to 427 -20 to 800
Nuts Steel SA194-7M
Studs
SST SA453 GR660 rupture
tested with Belleville washers
For sour service
(4)
CF8M
and CF8M (316H) body
materials
427 to 537 801 to 1000
Nuts Steel SA194-7M
1. Valve body materials with which these bolting materials may be used are shown in parentheses.
2. Class 1 (annealed).
3. If used with PEEK anti-extrusion rings, PTFE/carbon seal ring may be used up to 316_C (600_F) for non-oxidizing service or up to 260_C (500_F) for oxidizing service.
4. Complies with NACE MR0175-2002, NACE MR0175-2003, NACE MR0103, and NACE MR0175/ISO 15156.
Table 14. Valve Plug Travel
(1)
(NPS 8 through 14 Valves)
CAGE
STYLE
PRESSURE RATING
EHD, EHT
Valve Size, NPS
8, 10 12, 14
mm Inches mm Inches
Linear
CL1500 76 3 102 4
CL2500 64 2.5 76 3
Equal Percentage
(1)
CL1500 76 3 102 4
CL2500 64 2.5 76 3
Modified Equal Percentage
(1)
CL1500 89 3.5 114 4.5
CL2500 76 3 89 3.5
Whisper Trim III Cage
CL1500 178 7 184 7.25
CL2500 146 5.75 178 7
1. Valves using an equal percentage cage may be travelled an additional 13 mm (0.05 inch) if desired to obtain additional capacity; flow characteristic becomes modified equal percentage.