Maestrini DZR CR Ball Valve

Maestrini ball valve constructed from de-zincification resistant CW602N CR brass. This ball valve is suitable for hot or cold water, steam, gasoline, fuel, oil, gas oil, kerosene and compressed air and can be used for sea water inlets and outlets. These ball valves are threaded 1½" BSP Female each end and have a lever handle on top which requires a 1/4 turn for on/off action. DZR CR ball valves are full bore meaning no restriction to flow when fully opened.

This ball valve features a CW602N DZR CR brass body and ball, as well as a stainless steel lever handle.

Features and Specifications : 

• Hot forged sand blasted DZR unplated body and cap sealed with Loctite or equivalent thread sealant

• Valve design and construction approved by Swedcert (S), Sintef-Byggforsk (N), VTT (SF), WRAS (UK), GOST-R (RU), Hygenic (RU), ROSTEKHNADZOR (RU), UkrSepro (U)

• Dezincification Resistant ADZ-T and ADZ-P brass approved to SBN-PFS 1983:2 and NR-BFS 1988:18 specifications

• Full port to DIN 3357 for maximum flow

• 24h 100% seal test guaranteed

• Pure FIFE self-lubricating seats with flexible-lip design

• Dual sealing system allows valve to be operated in either direction making installation easier

• Chrome plated DZR brass ball for longer life

• No metal-to-metal moving parts

• Blowout-proof unplated DZR brass stem

• Two FPM o-rings at the stem for maximum safety

• No maintenance ever required

• Handle stops on body to avoid stresses at stem

• Handle removable with valve in service

• Geomet® carbon steel handle with thick PVC dip coating

• Geomet® Specifications

• Handle clearly shows ball position

• EN 10226-1, ISO 228 parallel Female by Female threads

• Silicone-free lubricant on all seals

• 30 bar (Kg/cm2) non-shock cold working pressure

• Range:-40°C +170°C temperature (Warning: freezing of the fluid in the installation may severely damage the valve)

Drawing: 

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