Features
1. It is short in face to face dimensions, being1/4~1/8 times that of traditional flange type check valve.
2. It is impact in volume size and light in weight of about 1/4~1/20 times that of traditional flange type check valve.
3. The disc closes quickly with less water hammer pressure.
4. It is convenient in installation, being available for use on level or vertical pipelines.
5. Flow passage is fluent with less flow resistance.
6. It acts sensitively with good sealing effect.
7. Disc travel is short with less impact force caused by valve closing.
8. It is impact in integral structure with nice outline view.
9. It is longer in service life with high reliability.
Material:
Material:GP240GH(1.0619/GS-C25),G-X6CrNi18.9(1.4308),G-X6CrNiMo18.10 (1.4408) ,WCB,WCC,CF8,CF3,CF3M,CF8M,CF8C,WC6,WC9,LCB,LCC
austenite; duplex stainless steel; ferrite; stainless steel;steel castings
Standard
Nominal diameter(DN,NPS): DN50-DN1200;NPS2-NPS40
Nominal pressure(PN,Class): PN16,PN25,PN40,PN63,PN100; Class:150-2500LB
Design&manufacture standard conforms to API 594/BS 1868/API 6D
Face to face standard conforms to API 594/API 6D
Flange standard conforms to EN 1092-1/DIN 2501/ASME B16.5/B16.47;
Test conforms to API 594/API 6D
NACE: NACE 0175
Connection: Flange,Wafer,Lug
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