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Flange Concentric Butterfly Valve
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SpecificaTION

 

1. FEATURES

· Bidirectional sealing, small torque

· Linear flow curve, excellent regulation

· Whether vertical or horizontal installation is OK

· Can be used as exhaust valve on the pipeline end

· Quick 90° on-off operation

· Good sealing capability, no leakage

 

2. TECHNICAL SPECIFICATION

· ANSI 125/150LB, PN1.0/PN1.6MPa

· Size: 2″~96″ (50~2400mm)

· Materials: A126 B (GG25), A536 65-45-12 (GGG40/50)

· Epoxy coating with thickness ≥ 250μm

· Working temperature: 0℃~+80℃

 

3. STANDARD

· Design & manufacturing: GB12238, AWWA C504, EN593

· Face to face: ISO 5752, AWWA C504, GB12221, EN558-1, ANSI B16.10

· Flanged ends: ANSI B16.5 ANSI 125/150; EN1092-2, DIN 2501 / BS 4504

· Top flange: ISO 5211

· Inspection & testing: API598

 

4. APPLICATION

· Water works, water projects

· Environment protection

· Public facilities

· Power plant

· Real estate

· Petroleum, chemical industry

· Steel work, metallurgy

· Water treatment plant