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Three-way Valve
Structure Description
Joined on the high valve into the structure, I provided the United States is in accordance with international standards BOLON to design casting (forging) made in the three-way valve is a "T"-shaped body. Three-way valve should be no failure of the closure, always keep in operation all media out of one or the other exports, or exports at the same time out of two. And switching is automatic, no need to use two or more valves to achieve the combination of automatic switching procedures. Valve seat shall be designed to protect the excellent sealing performance. Seat in the horizontal direction, the valve can be sealed to maintain tight. Structure-oriented in both directions on the valve disc seats can be stable to ensure that the sealing effect.

I provide the products, for 300MW and 600MW units to join the high-population, accustomed to high-called accession into the mouth valve, a lot of power engineering in the world are using this type of structure, after many years of practical engineering is a reliable test products, fully meet your technical parameters of the company's tender requirements.
Technical Note
¡ñ  Technical Note

BOLON into high-adding valve is provided in the tender documents in accordance with mining parameters and technical requirements, in accordance with ANSI B16.35 standards for the design and manufacture and so on. Valve valve cover sealing pressure seal form of the use of the structure, sealing ring material for the S mild steel metal material, a reliable seal. Material for the valve interface 15NiCuMoNb5-6-4 material forging WB36, to ensure import and export of the same size and take over the size and to ensure that the direct butt welding and pipeline solderability.

Joined into thehigh-valve structure

¡ñ  BOLON into high-adding valve in accordance with the design, manufacture, test standards:
ITEM
CONTENT
STANDARD
REMSRKS
1
Product Design
ANSI  B16.34
 
2
Structure length
ANSI  B16.10
 
3
Groove welding
ANSI  B16.25
 
4
Perspective shell radioactive test
MSS  SP54-95
 
5
Ultrasonic Inspection
MSS  SP94-92
 
6
Magnetic particle inspection
MSS  SP53-95
 
7
Sealing surface and groove coloring immersion testing
MSS  SP93-92
 
8
Valve performance test
MSS  SP61-92
 
9
Surface visual inspection
MSS  SP55-96