Construction | Gas Regulator
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Diaphragm Pans
Diaphragm Cases
Piston
Diaphragm Pans
Diaphragms
Stem
Body
Ori fi ce
Valve
Figure 6. Assembly Diagram
MATERIALS OF CONSTRUCTION Body: cast iron Diaphragm cases: Aluminum Diaphragms: Buna-N or nylon Piston:
Powdered iron - zinc plated ( ¾ " to 2" sizes) Aluminum (3" size)
Stem: Stainless steel Diaphragm pans: Stainless steel Orifi ce: Brass (¾" to 1 ¼ " sizes) Cast Iron (1½" to 3" sizes) Valve: Plated steel with Buna-n seat O-rings : Buna-n
Bulletin 7335 Page 6
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