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ROBERTSHAW CONTROL VALVES
- 'Mini-Max' VC-210 Valve
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- Model VC-210 diaphragm actuated control valves are compact, ruggedly
constructed and designed for control of water, gas, vacuum, etc.
Single-seated valves are bellows sealed to prevent steam leakage. Valves may
be two-way, fail-open or fail-closed, or three-way, operated by a 10 sq. in.
BUNA-N 2 ply dacron reinforced diaphragm in a die-cast aluminum housing and
frame assembly.
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- Valve Sizes: 1/2", 3/4", and 1"
Ends: screwed
Body Material: 3156 Stainless Steel investment castings
Trim Material:
Two-way valves: 316 Stainless Steel
Three-way valves: 316 Stainless Steel
Flow Coefficient (Cv): - 0.3 to 9.5
- Models VC-230A/VC-231A
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- Models VC-230A and VC-231A diaphragm actuated control valves feature a 30
sq. in. multi-spring actuator with a molded BUNA-N diaphragm in a steel
casing. Lower frame is cast iron. Springs are wound from high quality alloy
steel. A wide choice of valves includes single seated and double seated two
way valves in sizes 1/2" to 4". Three-way valves are single plug
between two seats (1/2" to 6"). Flanges, screwed, and union ends
connections available.
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- Actuator Action: VC-230A - Air to push down, VC-231A - Air to push up
Maximum Travel: 1 1/32"
Spring Range: 3-15 psig (20 to 107 kPa) standard. Other ranges
available.
Valve Specifications: Varied - contact factory.
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