ANSI Flange End Carbon Steel Safety Valve Triple Offset Butterfly Valve Ball Float Valve

ANSI Flange End Carbon Steel Safety Valve Triple Offset Butterfly Valve Ball Float Valve

Flange Triple Offset Butterfly Valve can be widely used in chemical、fertilizer、metallurgy、system Pharmaceutical、power、oil gas 、steel works、wineries、paper mills、coal mines...

Product Details

To great our service, we offer the items with all the superior top quality at the reasonable selling price for 150LB Flanged Butterfly Valve, Gear Butterfly Valve, DIN Butterfly Valve. Together with our efforts, our products and solutions have won the trust of clients and been very salable each here and abroad. With the technology as the core, develop and produce high-quality merchandise according to the diverse needs of the market.

【Product Introduction】:

ZHEJIANG ZHENGFENG VALVE Flange triple offset butterfly valve, which is triple offset design, can withstand up to 900 LB level, temperature as low as -196 ℃, up to 700 ℃, sealed to zero leakage, control ratio up to 100: 1 or more. In other words, in a variety of harsh, critical process control pipeline, whether it is switch valve or control valve, the three eccentric butterfly valves will be your best choice, which is safe and low cost.

The valve main materials include 304, 304L, 316, 316L, A105, WCB,Hastelloy , Inconel, LC2, LC3,LCB, WC6, WC9, C5, 4A, 5A, Monel, nickel alloy, titanium alloy, 20 alloy steel etc.


【Product Details】:

Size12''
PressureClass 150
Connection TypeFlange ends
Operation Manual gear box
Torque2300/N.m
Cv figure in Full Open Position3780
Face to face length178mm
Painting ColorBlack
Painting Color RAL numberRAL9005
Suitable Temperature-29°C ~ 280°C
Suitale PressurePN<2.0Mpa
ApplicationIndustrial application
Valve StructureTriple offset
FunctionShutoff
Suitable serviceWater , Oil and gas
OriginChina


【SEAT OVERLAY TECHNICS COMPARITION:

A0FF751B7CB7C6B0F2CF612D666DE857 - 副本_副本  VS  IMG_5793 IMG_5793

                                 ZFVLAVES                                             OTHERS


The procedure of surfacing the sealing surface of ZFVALVES seat is as follows:            

1. The wire number is Stellite 6.            

2. Welding wire shall be filament (diameter 3.2 mm or 4.0 mm)            

3. Argon Arc Welding (TIG)            

4. Surfacing thickness not less than 4.5 mm            

5. Preheating temperature 150-200 degrees Celsius            

6. The interlayer temperature is about 500 degrees Celsius, the number of surfacing layers is 2, the post-weld heat treatment temperature is 700 degrees Celsius, and the heat preservation time is 3 hours.            

7. Surfacing width according to design drawings            

8. No porous impurities or cracks are allowed in the surfacing layer.           

9. Hardness of weld layer HRC38-42            

*Attention: Surface roughness of valve seat before surfacing is above Ra12.5 micron. Surface contamination such as rust, grease and water should be strictly cleared. No cracks, spalling and other defects should be allowed.


We thinks what clients think, the urgency of urgency to act from the interests of a purchaser position of principle, allowing for ANSI Flange End Carbon Steel Safety Valve Triple Offset Butterfly Valve Ball Float Valve. After years of joint efforts of all employees, we have gradually won more and more customer support. Upholding firm ideals and striving to get more effective products, we look forward to creating a more ideal future with all customers.
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