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Worm Gear Flanged Trunnion Mounted Ball Valve Q347F‑16C WCB Cast Steel Large Bore Pipeline Ball Valve

Triple eccentric metal seated wafer butterfly valve, worm gear handwheel operation, 304 stainless steel body, high temperature & pressure resistance, bi‑directional tight shut‑off, wafer installation, widely used for steam, oil, chemical corrosive media in petrochemical, heating pipeline systems.
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Product Description

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美标球阀固定.png

Product Specification


Design Spec.


Face to Face


Flange End


Test &Check


Marking


Supply

GB/T 12237
JB/T7745

GB/T 12221
JB/T7745

JB/T82

JB/T9092
GB/T13927

GB/T 1220

JB/T 7928

AP1608
AP16D

ASME B16.10
AP16D

ASMEB16.5

AP1598
AP16D

MSS SP-25
AP16D

AP1608
AP16D

Main Part Material

Part Name

Part Materical

GB/T 12237

AP1608 AP160

Body/Bonnet

WCB

25

ZG 1CrIBN9TI

WCB

A105

CF8M

Bal

20Cr13

20Cr13

1Cr 18Ni9Ti

A182-F304

A182-F304

A182-F316

Stem

200r13

20Cr13

1Cr 18Ni9Ti

A182-F6a

A182-F6a

A182-F316

Steat Ring

25

1Cr 18Ni9Ti

A105

A182-F316

Seat

PTFE

R.PTFE

PTFE

RPTFE

Packing

PTFE

PTFE

Gasket

/18-8Flexible Graphite、PTFE、PPL

Bolt

35

35

1Cr18N9Ti

Suitable Temp

-29-121℃

-40-121℃

-29-121℃

-40-121℃

Suitable Mecum


Water,Oi.G88


NiricAcid


Waner,Oi,Ge8


Nitnic Acid

Chief Features

  1. BOLTED BONNET

  2. BLOW OUT PROOF STEM

  3. STRUCTURE IMPROVE ON API

  4. OPENING AND CLOSING POSITION

  5. AVAILABLED WITH WORMGEAR OPERATOR

  6. FLANGED ENDS

  7. BUTT-WELDING ENDS   FULL PORT, FLOATING OR TRUNNION MOUNTED TYPE

Main External and Connection Dimension

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Precision Valve Manufacturing

Professional Valve Manufacturer | Integrated Manufacturing

Raw Material

We select high-quality raw materials according to product specifications and international standards. All incoming materials are carefully inspected to ensure chemical composition, mechanical properties and traceability.

Forging & Casting

Advanced forging and casting processes are used to produce strong and reliable valve bodies and components. Strict process control ensures uniform structure, dimensional accuracy and excellent mechanical performance.

CNC Machining

Our CNC machining equipment provides precise and consistent processing of valve components. Critical dimensions, threads and sealing surfaces are strictly controlled to ensure accurate assembly and reliable sealing performance.

Shot Blasting & Coating

Valve surfaces are professionally shot blasted to remove rust, scale and impurities. Protective coatings are then applied according to customer requirements, providing excellent corrosion resistance and a durable surface finish.

Pressure Testing

Every valve undergoes strict pressure testing before shipment. Body and seat tests are performed according to applicable standards and customer specifications to verify pressure resistance and sealing reliability.

Quality Inspection

Our quality control team conducts comprehensive inspections throughout the production process. Finished valves are checked for dimensions, appearance, materials, pressure performance and overall quality before final approval and shipment.

For more products, please contact us

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Email: Eileenye@huhang.cn / tina@huhang.cn
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Eileen: +852 5169 6374
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Eileen: +86-15906072387
Tina: +86-18150520502
Address: No. 11 meiyu road, Meiyu valve park, Luncang, Nan'an city, Quanzhou city, Fujian province, China
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