Product Code : VCC-F--QQ470-CU
Material:
Body: Carbon steel ST37, A106-B, STPG 370, A105, ASTM A516-60, A216-WCB or equivalent. Stainless steel 304 or 316(as required)
Sphere: stainless steel grade 304 or 316
Seat: Metal seat with polymer ring, PTFE, RTFE, Viton, Nyon, Peek, etc.
Size: Full diameter & standard diameter DN50 (2 ") ~ DN 1,400 (56 ")
Pressure rating: ANSI Cass 150 ~2,500, PN 16 ~ 420
Operating temperature: -29℃(-20℉) ~ +200℃(392℉)
Worm gear drive full welded ball valve: suitable for medium: oil/gasoline, liquefied natural gas/liquefied petroleum gas, petrochemical industry, steel plant, heating pipeline, etc
Operation mode: handle, gear (vertical/horizontal), electric
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Worm wheel welding ball valve is a kind of full welded body structure, worm wheel driven spherical cut-off valve, with high strength, good sealing, corrosion resistance and other characteristics, suitable for frequent operation and harsh working conditions
Main structural features
Body: full welding structure, high strength, can be buried directly underground, the internal parts are not corroded.
Ball: finely polished stainless steel ball, to ensure many years of free opening and closing, reliable operation.
Seal: carbon reinforced TEflon gasket, floating ball structure + beveled elastic design, sealing ring pressure ball, can still ensure tight when the pressure is not stable.
Stem: leak-proof structure with two O-rings, easy to rotate and tight seal.
Drive: worm wheel (turbine) drive, suitable for the occasion of large torque.
Core Strengths
The flow resistance is extremely low: the actual flow resistance is close to 0.
Long life: all welded valve body directly buried use, the highest service life of up to 30 years.
Strong adaptability: it can operate for a long time in the case of frequent operation, impurities and chemical substances.
Reliable SEALING: THE sealing surface of the ball and seat is isolated from the medium and not easy to be eroded when the ball is fully open/fully closed.
Compact structure: light weight, welding body can well withstand pipe stress
Worm gear welding ball valve suitable for medium: oil/gasoline, liquefied natural gas/liquefied petroleum gas, petrochemical industry, steel plant, heating pipeline, etc. Operation mode: handle, gear (vertical/horizontal), electric
Packing of Standard Packing:
Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’ is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition