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MUELLER STEAM SPECIALTY Double Disc Check Valve: Double Disc, Inline Valve Body, 2 in Pipe Size - Cast Iron Double-Door Wafer Check Valves
MUELLER STEAM SPECIALTYCast Iron Double-Door Wafer Check Valves

MUELLER STEAM SPECIALTY Double Disc Check Valve: Double Disc, Inline Valve Body, 2 in Pipe Size

The MUELLER STEAM SPECIALTY Double Disc Check Valve is a cast iron double-door wafer check valve with a 2 in pipe size and an inline valve body, Std type (MPN 2 71AHB3H). 3G Electric interprets this demand and…

SKU 3G-OTH-431306

Brand
MUELLER STEAM SPECIALTY
Item
Double Disc Check Valve: Double Disc, Inline Valve Body, 2 in Pipe Size
Category
Cast Iron Double-Door Wafer Check Valves
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Technical Specifications

MUELLER STEAM SPECIALTY
Manufacturer Part Number
2 71AHB3H
Type
Inline Valve Body, Std
Pipe Size
2 in
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MUELLER STEAM SPECIALTY Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MUELLER STEAM SPECIALTY Double Disc Check Valve is a cast iron double-door wafer check valve with a 2 in pipe size and an inline valve body, Std type (MPN 2 71AHB3H). 3G Electric interprets this demand and sources the exact OEM part, backed by specialist expertise across 14 industrial departments — including combustion, pumps, and controls — to ensure you get the right solution, not just a part.

Frequently Asked Questions

What is a MUELLER STEAM SPECIALTY double disc check valve used for?

A MUELLER STEAM SPECIALTY double disc check valve prevents backflow in piping systems handling steam, water, or other fluids. It is commonly used in industrial steam, HVAC, and process applications where reliable flow direction control is critical.

What are the specifications of the MUELLER STEAM SPECIALTY 2 71AHB3H check valve?

The MUELLER STEAM SPECIALTY 2 71AHB3H is a double disc check valve with a 2 in pipe size and an inline wafer body. It is made of cast iron and designed for double-door operation. The manufacturer part number is 2 71AHB3H.

Where to buy MUELLER STEAM SPECIALTY check valves worldwide?

You can source MUELLER STEAM SPECIALTY check valves worldwide through 3G Electric. As a global industrial distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times.

How to install a MUELLER STEAM SPECIALTY double disc check valve?

Install the MUELLER STEAM SPECIALTY double disc check valve between flanges with the flow arrow aligned to pipe direction. Ensure gaskets are seated properly and bolts are torqued evenly. Follow standard piping best practices for wafer-style check valves.

Used in

Common applications for MUELLER STEAM SPECIALTY
Steam systems — Mueller Steam Specialty cast iron Y strainers (e.g., 2 758N) protect steam traps and control valves from pipe scale and debris.
Water treatment — Mueller Steam Specialty basket strainers (e.g., 3 155M-N) filter particulates in cooling water and process water lines.
Chemical processing — Mueller Steam Specialty stainless steel Y strainers (e.g., 6 782 SS) handle corrosive fluids in chemical transfer systems.
Petroleum refining — Mueller Steam Specialty carbon steel Y strainers (e.g., 2 582 CS) remove solids from hydrocarbon pipelines before pumps.
HVAC systems — Mueller Steam Specialty cast iron basket strainers (e.g., 6 125F) protect chillers and heat exchangers in building water loops.
Marine applications — Mueller Steam Specialty stainless steel duplex strainers (e.g., 2 792S-HH) provide continuous filtration in seawater cooling systems.

MUELLER STEAM SPECIALTY Products

3G Electric supplies MUELLER STEAM SPECIALTY cast iron double-door wafer check valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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MUELLER STEAM SPECIALTY Y Strainer: 2 1/2 in, Flanged, Perforated, 0.062 in Screen Size, Cast Iron (MPN 21/2 758N Iron Body flanged). Key specifications — Brand: MUELLER STEAM SPECIALTY; Seal Material: Non-Asbestos; Manufacturer Part Number: 21/2 758N Iron Body flanged; Screen Material: 304 Stainless Steel.
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MUELLER STEAM SPECIALTY Y Strainer: 2 in, Flanged, Perforated, 0.062 in Screen Size, Cast Iron (MPN 2 77F-DI-125). Key specifications — Brand: MUELLER STEAM SPECIALTY; Seal Material: Graphite; Manufacturer Part Number: 2 77F-DI-125; Screen Material: 304 Stainless Steel.
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MUELLER STEAM SPECIALTY Basket Strainer: Cast Iron, 0.062 in Screen Size, Single, NPT, 3/8 in (MPN 1/2 125 CI Iron Body Screwed). Key specifications — Brand: MUELLER STEAM SPECIALTY; Compatible Product Type: Water; Gasket Material: Buna-N; Screen Material: 304 Stainless Steel.
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