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Limiting ConditionsMaximum Working Condition 26 kg / cm2 at 300° C.Body design Conditions 42 kg / cm2 at 427° C.Cold Hydraulic test pressurewithout internals 52 kg/cm2Three colour coded pressure adjustment springs areavailable for the following downstream pressureranges:Yellow :02 to 3 barBlue :2.5 to 7 barRed :6.0 to 17.3 barGrey :16.0 to 24.4 barSizes:NB 15,20, 25,40, 50 and 80.Std. Accessories: Pr. Gauge, syphon & Gauge cockPipe Connections:Flanged to -BS10 table - 'J' * & 'K' ANSI - 300' * & '600' DIN -ND - '25' & * '40'*Note - 80 NB has these flanges only.Available with IBR certificateAlso available for air applications.Pressure Sensing Pipe:The DP 143 valve controls the downstream pressureby sensing the down stream pressure through anexternal sensing pipe taken from down stream to thepilot valve chamber (10) Fitting of this externalpressure sensing pipe is described in the UsermanualIf the external sensing pipe is not provided then thevalve controls by internal pressure sensing pipe (19).However the capacity in this case will be reduced.Installation:See User manual supplied with the valve.How to specify:Example 1) 20 NB SPIRAX MARSHALL DP -143FOR STEAM FLANGED TO BS 10 TABLE 'K' IBR(OR NIBR).2) 40 NB SPIRAX MARSHALL DP 143 FOR AIRFLANGEDTO ANSI 300 NIBR

Approx. Rs 200 / PieceGet Latest Price

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