Wenzhou Longde Equipment Co., Ltd.

One-piece welded body & end-piece connection pipe, Mirror polished stainless steel ball tested spherical roundness, Bubble tight excellent sealing with carbon-reinforced PTFE (Teflon) seats, Pre-loaded seatsprings ensure leak-tight at low pressure and reduce valve operational torque

Characteristics Top entry, Uni-body, Fire safe design, Double block & bleed function, Emergency sealant injection system, Cacity pressure self relief, Blowout-proof stem, Anti-static Optional double piston design, On-line repaire or replacement, Stem/bonnet extension for cryogenic service. Design Standard

Trunnion Mounted, Side Entry/Top Entry. Independent Ball & Stem, Full Bore/Reduced Bore, Cast 2PCS Bolted Body /Forged 3PCS Bolted or Welded Body, Soft Insert Seat/Metal/Cto-Metal Seat, Anti-Blowout Stem, Fire Safe Design, Anti-static Device

Material: CPVC, PVDF, UPVC, PPH, RPP Size: DN15-DN200 Medium: Water, air, oil, Corrosive chemical liquid. Description: Leight weight, corrosion resistance, can be used in Pure water and raw water pipeline system. Drainage system and sewage treatment, Salt water and the sea pipeline system, Acid and alkali and chemical solution system

Size: DN50-DN350 Medium: Water, air, oil, Corrosive chemical liquid. Description: Leight weight, corrosion resistance, can be used in Pure water and raw water pipeline system. Drainage system and sewage treatment, Salt water and the sea pipeline system, Acid and alkali and chemical solution system, etc.

Material: CPVC, PVDF, UPVC, PPH, RPP Size: DN15-DN200 Medium: Water, air, oil, Corrosive chemical liquid. Description: Leight weight, corrosion resistance, can be used in Pure water and raw water pipeline system. Drainage system and sewage treatment, Salt water and the sea pipeline system, Acid and alkali and chemical solution system

Material: CPVC, PVDF, UPVC, PPH, RPP Size: DN15-DN200 Medium: Water, air, oil, Corrosive chemical liquid. Description: Leight weight, corrosion resistance, can be used in Pure water and raw water pipeline system. Drainage system and sewage treatment, Salt water and the sea pipeline system, Acid and alkali and chemical solution system

Material: CPVC, PVDF, UPVC, PPH, RPP Size: DN25-DN150 Medium: Water, air, oil, Corrosive chemical liquid. API 598

Material: CPVC, PVDF, UPVC, PPH, RPP Size: DN125-DN1000 Medium: Water, air, oil, Corrosive chemical liquid. Description: Leight weight, corrosion resistance, can be used in Pure water and raw water pipeline system. Drainage system and sewage treatment, Salt water and the sea pipeline system, Acid and alkali and chemical solution system, etc.