9100 Model 20 Specifications


Orifice Letter C D
Orifice Diameter (in.) 0.281 0.394
API Orifice Area (sq. in.) 0.110
ASME Actual Oriface Area (sq. in.) 0.062 0.122
Inlet Sizes Offered ¾”,1″ 1″
Pressure Ranges (psig) 3000-8700 3000-7500
Flow Coefficient “K”(Gas) 0.818 0.818
ASME Flow Coefficient “K”(Liquid) 0.707 0.707

9100 Model 20 Selection


Valve Size Inlet and Outlet Available Orifice Size Inlet/Outlet
P/N: Code
Maximum Pressure Limit
(psig) 1
Dimensions (in)
1/16 A x B x C
Approximate Weight
(lb)
¾” MNPT x 1″ FNPT C M2 8700 3¼ x 11316 x 8⅛ 4.5
1″ MNPT x 1″ FNPT C M7 8700 3¼ x 11316 x 8⅛ 4.5
1″ MNPT x 1¼” FNPT D M7 7500 3¼ x 11316 x 9¼ 5
¾” CODE 62 x 1″ FNPT C 62 6200 3¼ x 11316 x 8⅛ 4.5
¾” CODE 62 x 1¼” FNPT D 62 6000 3¼ x 11316 x 9¼ 5
1″ 1500lb RF x 1½” 300lb RF C , D 26 3705 5⅞ x 5½ x 11½ 23
1″ 2500lb RF x 1½” 300lb RF C , D 76 6170 5⅞ x 5½ x 11½ 24
1″ 1500lb RF x 2″ 300lb RF C , D 32 3705 5¼ x 5½ x 10⅞ 24
1″ 2500lb RF x 2″ 300lb RF C , D 77 6170 5¼ x 5½ x 10⅞ 25
Notes:
1) Flanged Pressure Limits are lowered with Temperature. Pressure Limits for temperature above 100ºF can be found in ASME B16.5

9100 Model 20 Product Numbering


9100-Mod-20-Key
A INLET & OUTLET COMBINATION
(See Selection Table Above)
B ORIFICE SIZE
(C or D)
C INLET BASE & BODY MATERIAL
6 – 316 STAINLESS STEEL / WCB CARBON STEEL
7 – 316 STAINLESS STEEL / CF3M STAINLESS STEEL
D CAP TYPE
1 – CLOSED CAP
2 – OPEN LIFT LEVER
3 – CLOSED LIFT LEVER
E SEAT MATERIAL
P – VIRGIN PEEK
Y – VESPEL®
F SPRING CODE
(ASSIGNED BY MERCER)
G TRIM CODES
4 – 440C S.S. DISK & NOZZLE (STD GAS SERVICE)
L – LIQUID SERVICE 316 S.S. DISK & NOZZLE (6000 PSI MAX)
U – 316 S.S. DISK & NOZZLE (OPTIONAL GAS SERVICE 6000 PSI MAX)
N – SOUR GAS SERVICE 316 S.S. DISK & NOZZLE (C MAX 4600 PSI, D MAX 6000 PSI)
B – SOUR LIQUID SERVICE 316 S.S. DISK & NOZZLE (C MAX 4600 PSI, D MAX 6000 PSI)
H O-RING MATERIAL
1 – STANDARD O-RINGS (FKM & BUNA-N)
I 2- DIGIT “SPECIAL” CODE
(IF APPLICABLE ASSIGNED BY MERCER)
Vespel® is a registered trademark of E.I. du Pont de Nemours and Company or its affiliates.