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Model 425 - 1"


Model 425 - 1"

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Model 425 - 1"
Class 300
ANSI B16.34
650 psi Working Steam Pressure @ 500F
750 psi @ 100F
100% Pressure Tested
Maximum Boiler Blow-Off Pressure 490 psi per Sec. 1 Table A-361
Threaded Ends
High Temp. Powder Coating for Corrosion Resistance
CRM OCO7135.2, 24, 25, 26
CRM OEO2171.7, 79, 70, 78, 7AY, 7T, 7N

The United Brass quick opening boiler blow donw valve has been designed for the rugged service of boiler treatment and scale. The cast steel knife gate valve conforms to Class 300 of ANSI B16.34 and features a stainless steel seat and disc hardened to Rockwell 60. ASME Boiler and Pressure Vessel Code Sections 1 PG-42.1.122 and Power Piping Code AS


     

Specifications  

Size

1 in

A

5.32 in

B

5.32 in

C

10.00 in

Valve Type

184

End Connection

143

Mea Approved

151

MSS Compliant

189

Canadian Registration

139

Pressing Machine Part

187