Threaded Valve
Threaded Vertical Check Valve
螺纹立式止回阀
Spring-loaded vertical check valve with threaded ends. Prevents backflow automatically. Suitable for vertical or horizontal installation.
Product Details
Applications
01 Water and wastewater
02 Chemical and petrochemical
03 Oil and gas
04 HVAC and condensate lines
05 Instrumentation and pneumatic systems
06 Food and beverage
Features
01 Spring-loaded disc - instant closure
02 Threaded NPT or BSP ends (1/4" to 2")
03 Stainless steel (CF8/CF8M) or brass body
04 PTFE seat or metal seat
05 Vertical lift design
06 Pressure rating: up to 1000 PSI
07 Temperature range: -20°C to 200°C (PTFE) / up to 350°C (metal seat)
Advantages
01 No external power needed
02 Any orientation (vertical or horizontal)
03 Compact - fits tight spaces
04 Easy installation - no welding or flanges
05 Low maintenance
06 Silent operation - reduces water hammer
Standards
01 Design: ASME B16.34 / MSS SP-126
02 Thread: ASME B1.20.1 (NPT) or ISO 7-1 (BSP)
03 Testing: API 598 / ISO 5208
04 Materials: ASTM A351 (CF8/CF8M)
05 Certifications: CE, PED (optional)
