Italy
Manufacturer/ Producer
NEGRI FRATELLI has been manufacturing ball valves in stainless and carbon steel since 1960. Our ball valves are available in a large variety of models: monoblock, 3-pieces, wafer, split body, top entry and fully welded type.We are specialized in fully welded ball valves designed for natural gas distribution networks, which are available with a wide range of devices, such as stem extensions for underground service, vents, fixed and removable gear operators, etc.The NFG quality system and products are certified to the Standards UNI EN ISO 9001, API Q1/API 6D and to the Directives 97/23/CE (PED) and 94/9/CE (ATEX).
Manufacturer/ Producer
Via Martiri, 14
28075 Grignasco - Italy
France
Brass or cast iron body Cast-iron operating square (30 x 30 mm) Nickel-coated brass ball
Request for a quoteGermany
The GEMÜ R677 2/2-way diaphragm valve has a low maintenance plastic bonnet and is manually operated. An integral optical position indicator is standard. The High-Flow valve body provides compact dimensions at high flow rates. -Same mounting height planes over multiple nominal sizes -Compact plant design due to flow optimised valve bodies -Integral optical position indicator
Request for a quoteGermany
The GEMÜ 507 2/2-way angle seat globe valve has an ergonomically designed plastic handwheel and is manually operated. The valve spindle is sealed by a self-adjusting gland packing providing low maintenance and reliable valve spindle sealing even after a long service life. A wiper ring fitted in front of the gland packing protects the seal against contamination and damage. A stainless steel bellows and a handwheel extension are available as options (not for operator size 0). —Various valve body connections (threaded sockets, threaded spigots, butt weld spigots) available —High flow rates due to angle seat design —Optionally for contact with foodstuffs as per directive (EC) No. 1935/20041 (K-no. 1935)
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The GEMÜ 728 2/2-way metal ball valve is motorized. It has a plastic actuator housing. A manual override and an optical position indicator are integrated as standard. The seat is made of PTFE. — High flow rates — Full-flow bore
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