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 113⁄16 x 8⅛ | 4.5 |
1″ MNPT x 1″ FNPT | C | M7 | 8700 | 3¼ x 113⁄16 x 8⅛ | 4.5 |
1″ MNPT x 1¼” FNPT | D | M7 | 7500 | 3¼ x 113⁄16 x 9¼ | 5 |
¾” CODE 62 x 1″ FNPT | C | 62 | 6200 | 3¼ x 113⁄16 x 8⅛ | 4.5 |
¾” CODE 62 x 1¼” FNPT | D | 62 | 6000 | 3¼ x 113⁄16 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

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.