2000 outer thread single live ball valve
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  • 2000 outer thread single live ball valve

I. Core Structural Features

This product is a 2000 outer thread single live connection ball valve ,The structure conforms to national standards such as "GB/T 12238 Flanges and double-clamp connection ball valves" and "GB/T 7306 55° sealing pipe threads". The core structural features are as follows: 
  1. Outer thread + single live connection composite connection :The right side is an external threaded interface (conforming to GB/T 7306), suitable for galvanized pipes, copper pipes and other metal pipes; the left side is an internal threaded live connection, which can be rotated to align with PPR, PE and other plastic pipes, solving the problem of misalignment during installation, and making construction flexible and efficient.
  2. Soft sealing structure :The valve seat uses EPDM elastic sealing material, which meets the sealing requirements of "GB/T 13927 Industrial Valves Pressure Test", ensuring zero leakage of the medium and adapting to scenarios such as water and neutral liquids.
  3. Mini handle operation :Equipped with a black engineering plastic mini handle, conforming to "GB/T 12222 Connection of multi-turn valve actuators", 90° rotation completes opening and closing, suitable for small spaces such as pipe wells and equipment rooms.
  4. Brass valve body material :The valve body is made of H59 brass casting (golden appearance), conforming to "GB/T 12225 General valve copper alloy castings technical conditions", corrosion-resistant, high-strength, suitable for long-term use needs.

 

II. Main Technical Parameters (National Standard)

Parameter NameValue / RangeUnitNational Standard Basis
Nominal diameter DNDN15~DN50mmGB/T 1047
Nominal pressure PNPN16MPaGB/T 1048
Shell test pressure2.4MPaGB/T 13927 (1.5×PN)
Sealing test pressure1.76MPaGB/T 13927 (1.1×PN)
Applicable mediumWater, neutral liquid-GB/T 12238
Applicable temperature range-10~120℃GB/T 12221
Operation methodMini handle (90° rotation)-GB/T 12222

 

III. Main Part Materials (National Standard)

Part NameMaterialImplementation Standard
Valve bodyBrass (H59)GB/T 12225
Live connectionBrass (H59)GB/T 12225
Sealing elementEPDMGB/T 21873
HandleEngineering plastic (PA6)GB/T 1200
Valve stemStainless steel (304)GB/T 20878

 

IV. Dimensions and Specifications (National Standard)

Specifications and modelsNominal diameter DN (mm)External thread specification (GB/T 7306)Structural length L (mm)
2000-15DN15G1/280
2000-20DN20G3/490
2000-25DN25G1100
2000-32DN32G1 1/4110
2000-40DN40G1 1/2120
2000-50DN50G2130
Note: The structural length L is the distance between the inlet and outlet end faces of the valve, conforming to the size requirements of live connection ball valves in "GB/T 12221 Metal valves structural length". 

 

V. Typical Application Scenarios

  1. Building water supply and drainage engineering :Cold and hot water pipe branch control, the outer thread end connects to metal pipes, and the live connection end adapts to PPR/PE plastic pipes, solving the problem of connecting different pipe materials, and facilitating later maintenance.
  2. HVAC system :Live connection of underfloor heating and radiator pipes, adapting to the thermal expansion and contraction of pipes; control of air conditioning condensate pipes, brass valve body is corrosion-resistant, suitable for humid environments.
  3. Bathroom equipment matching :Connecting with faucets, water heaters and other bathroom equipment, the live connection structure is convenient for installation and maintenance, and the mini handle is suitable for small bathroom spaces.
  4. Solar/air energy hot water system Hot water pipe live connection, brass valve body resistant to high temperature and corrosion, suitable for 60-90 ℃ hot water medium, ensuring long-term stable operation.
2000 outer thread single live ball valve
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  • 2000 outer thread single live ball valve

2000 outer thread single live ball valve

The 2000 outer thread single live connection ball valve adopts "outer thread + single live connection" composite connection technology. The brass valve body is corrosion-resistant, the EPDM seal is leak-proof, and the mini handle is easy to operate. The product conforms to national standards such as GB/T 12238 and GB/T 13927, is suitable for DN15~DN50 pipelines, and is widely used in water supply and drainage, HVAC, and sanitary ware fields. The outer thread end connects to metal pipes stably and reliably, and the live connection end flexibly aligns with plastic pipes, combining installation flexibility with reliable sealing, providing a high-efficiency flow control solution for piping systems.

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