Valve Material Reference
ASTM A182 F22 (2¼Cr-1Mo) Valve
F22 Chrome-Moly Alloy SteelASTM A182 F22 is a 2.
Form
Forged
Max Temp
+593°C (+1100°F)
Min Temp
−29°C (−20°F)
Category
Alloy Steel
Chemical Composition — ASTM A182 F22 (2¼Cr-1Mo)
Temperature Range
−29°C to +593°C (−20°F to +1100°F)
Maximum Temperature
+593°C (+1100°F)
Minimum Temperature
−29°C (−20°F)
Equivalent Grades — ASTM A182 F22 (2¼Cr-1Mo)
| Standard | Equivalent Grade |
|---|---|
| EN / DIN | 10CrMo9-10 / 1.7380 |
| BS | Grade 622 |
| JIS | SFVAF 22A |
| ISO | 10CrMo9-10 |
Suitable Services
Hydrogen and hydrogen-rich streams (hydrotreaters, reformers) per API 941
High-temperature steam service above 450°C
Hot oil and vacuum gas oil (VGO) in refinery units
Ammonia synthesis and methanol plants at elevated temperature
High-pressure boiler feed water systems
Not Suitable For
Sour (wet H₂S) service without additional PWHT and hardness controls per NACE MR0175
Cryogenic service — use A182 F316 or F304L
Strong oxidising acids at elevated temperature
Valve Body Applications
Gate, globe, and check valve bodies in hydrotreating and hydrocracking units
High-pressure bonnet and body forgings in steam service above 450°C
Valve flanges and nozzle forgings in catalytic reformers
Hot hydrogen service valves per API 941 (Nelson curves)
Trim Applications
Stems and discs in high-temperature, high-pressure service
Bonnet studs and nuts in Class 600–1500 valves
Typical Valve Types in ASTM A182 F22 (2¼Cr-1Mo)
Gate valves: Class 600–1500 in high-temperature refinery service
Globe valves: control valves in hydrotreating unit bypass lines
Check valves: high-temperature reciprocating pump discharge
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