Catalog excerpts
Quaiityweii Shanghai Quality Well Industrial Co., Ltd Phosphor bronze, SS 304 Black Steel, or SS304 detachable or without. 2.5”(50mm) 4”(100mm) aluminum, flat, black lettering aluminum, black Glass or Plastic Bottom and Back +/-3-2-3% single inmBar or PSI , Dual in Bar & PSI, others are available APPLICATIONS Used to measure natural gas pressure as well air flow indications and leak detection. Suitable for Vacuum pump, air compressors, air filters, gas burners,etc. GENERAL SPECIFICATIONS Case: Black steel case, pressed bezel, or without bezel Dial: aluminum with white back ground Window: Plastic, Glass Element: Diaphragm Standards: QualityWell manufactures pressure gauge in compliance with EN837-1 standards, ASME B40.100 . Managed under the ISO 9001:2008. Accuracy: Guaranteed to be 3-2-3% accurate in accordance with the standards EN837-1,ASME. 1-Year Warranty: the units are guaranteed to be free from defects in material and workmanship under normal use and service. STANDARD FEATURES Diaphragm Element: Case: Bezel: Nominal Size: Dial: Pointer: Window: Connection: Accuracy: Range:
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Quaiityweii Shanghai Quality Well Industrial Co., Ltd A—Reset screw; N—Without reset screw -► A—S.S.304 case, brass internals ; C—All S.S.304; B-Black steel case, brass internals * V —Vertical ; H —Horizontal > 2 W’Low pressure gauge
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