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AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 364 psi Max. Op Pressure - ASME Section VIII Steam Pressure Relief Valves
AQUATROLASME Section VIII Steam Pressure Relief Valves

AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 364 psi Max. Op Pressure

The AQUATROL Safety Relief Valve (MPN 740FH1M1K1-70) is an ASME Section VIII steam pressure relief valve in a 1 1/4 in x 1 1/2 in MNPT x FNPT bronze configuration, rated for a maximum operating pressure of 364 psi…

SKU 3G-OTH-433917

Also listed as: 740FH1M1K170 · 740FH1M1K1 70

Brand
AQUATROL
Item
Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 364 psi Max. Op Pressure
Category
ASME Section VIII Steam Pressure Relief Valves
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Technical Specifications

AQUATROL
Manufacturer Part Number
740FH1M1K1-70
Type
1 1/4 in x 1 1/2 in, Bronze
Max. Op Pressure
364 psi

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AQUATROL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The AQUATROL Safety Relief Valve (MPN 740FH1M1K1-70) is an ASME Section VIII steam pressure relief valve in a 1 1/4 in x 1 1/2 in MNPT x FNPT bronze configuration, rated for a maximum operating pressure of 364 psi. 3G Electric sources this genuine industrial valve across 14 departments—including combustion, pumps, and controls—and provides specialist support to ensure the correct specification for your application.

Frequently Asked Questions

What is the AQUATROL 740FH1M1K1-70 safety relief valve used for?

The AQUATROL 740FH1M1K1-70 is an ASME Section VIII steam pressure relief valve used to protect boilers and pressure vessels from overpressure. It automatically opens at a set pressure to vent steam, preventing catastrophic failure in industrial steam systems.

What are the specifications of the AQUATROL 740FH1M1K1-70?

This AQUATROL safety relief valve has a 1 1/4 in MNPT x 1 1/2 in FNPT connection, a maximum operating pressure of 364 psi, and a bronze body construction. The manufacturer part number is 740FH1M1K1-70, and it is designed for ASME Section VIII steam service.

Where to buy the AQUATROL 740FH1M1K1-70 safety relief valve worldwide?

3G Electric supplies the AQUATROL 740FH1M1K1-70 safety relief valve to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this ASME Section VIII steam valve.

How to select the correct AQUATROL safety relief valve for a steam system?

To select the correct AQUATROL safety relief valve, verify the required set pressure, pipe size, and steam capacity of your system. The 740FH1M1K1-70 is rated for 364 psi max with 1 1/4 in x 1 1/2 in connections. Always consult ASME Section VIII guidelines and a qualified engineer for proper sizing.

Used in

Common applications for AQUATROL
Industrial compressed air systems — AQUATROL 69 series non-code adjustable relief valves for overpressure protection on air receivers and piping.
Steam boiler pressure vessels — AQUATROL 740 series ASME Section VIII safety relief valves for code-compliant steam overpressure relief.
Hydraulic fluid circuits — AQUATROL 69 series non-code adjustable relief valves for pressure limiting in liquid systems up to 250 psi.
Inert gas blanketing systems — AQUATROL 69 series non-code adjustable relief valves for pressure control on nitrogen or argon lines.
Process water piping — AQUATROL 69 series non-code adjustable relief valves for thermal expansion or pump discharge overpressure protection.
Steam distribution headers — AQUATROL 740 series ASME Section VIII safety relief valves for protecting steam mains and branch lines.

AQUATROL Products

3G Electric supplies AQUATROL asme section viii steam pressure relief valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 364 psi Max. Op Pressure, Bronze (MPN 740FH1M1K1-200)
AQUATROL
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 364 psi Max. Op Pressure, Bronze (MPN 740FH1M1K1-200)
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 364 psi Max. Op Pressure, Bronze (MPN 740FH1M1K1-25)
AQUATROL
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 364 psi Max. Op Pressure, Bronze (MPN 740FH1M1K1-25)
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/2 in x 1 1/2 in, 364 psi Max. Op Pressure, Bronze (MPN 740FG1M1K1-90)
AQUATROL
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/2 in x 1 1/2 in, 364 psi Max. Op Pressure, Bronze (MPN 740FG1M1K1-90)
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure, Bronze (MPN 740EF1M1K1-225)
AQUATROL
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure, Bronze (MPN 740EF1M1K1-225)
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 364 psi Max. Op Pressure, Bronze (MPN 740FH1M1K1-90)
AQUATROL
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 364 psi Max. Op Pressure, Bronze (MPN 740FH1M1K1-90)
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 364 psi Max. Op Pressure, Bronze (MPN 740FH1M1K1-275)
AQUATROL
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/2 in, 364 psi Max. Op Pressure, Bronze (MPN 740FH1M1K1-275)

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ASME Section VIII steam pressure relief valve with 3/4 in MNPT inlet and 1 in FNPT outlet. Bronze body construction. Maximum operating pressure 364 psi. Used to protect boilers, pressure vessels, and steam systems from overpressure conditions
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ASME Section VIII steam pressure relief valve with 3/4 in MNPT inlet and 1 in FNPT outlet. Bronze body construction. Maximum operating pressure 364 psi. Used to protect boilers, pressure vessels, and steam systems from overpressure conditions
This AQUATROL steam pressure relief valve is ASME Section VIII certified for overpressure protection of boilers, pressure vessels, and piping systems. It features a 1/2 in MNPT inlet and 3/4 in FNPT outlet, with a bronze body and a maximum operating pressure of 364 psi. The valve automatically opens at set pressure to release steam or gas and reseats to prevent system damage
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This AQUATROL steam pressure relief valve is ASME Section VIII certified for overpressure protection of boilers, pressure vessels, and piping systems. It features a 1/2 in MNPT inlet and 3/4 in FNPT outlet, with a bronze body and a maximum operating pressure of 364 psi. The valve automatically opens at set pressure to release steam or gas and reseats to prevent system damage
ASME Section VIII steam pressure relief valve with 2 in MNPT x 2 in FNPT connections, bronze body, and maximum operating pressure of 364 psi. Automatically opens at set pressure to protect boilers, pressure vessels, and piping systems from overpressure in steam applications
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ASME Section VIII steam pressure relief valve with 2 in MNPT x 2 in FNPT connections, bronze body, and maximum operating pressure of 364 psi. Automatically opens at set pressure to protect boilers, pressure vessels, and piping systems from overpressure in steam applications
This AQUATROL safety relief valve is ASME Section VIII certified for steam service. It features a bronze body with 1 in MNPT inlet and 1 1/4 in FNPT outlet, rated for a maximum operating pressure of 364 psi. Typical applications include overpressure protection for steam boilers, pressure vessels, and industrial steam systems
AQUATROL
This AQUATROL safety relief valve is ASME Section VIII certified for steam service. It features a bronze body with 1 in MNPT inlet and 1 1/4 in FNPT outlet, rated for a maximum operating pressure of 364 psi. Typical applications include overpressure protection for steam boilers, pressure vessels, and industrial steam systems
This AQUATROL steam pressure relief valve is ASME Section VIII certified for overpressure protection in steam systems. It features a 3/4 in MNPT x 1 in FNPT connection, a bronze body, and a maximum operating pressure of 364 psi. The valve automatically opens at set pressure to release steam, safeguarding boilers and pressure vessels
AQUATROL
This AQUATROL steam pressure relief valve is ASME Section VIII certified for overpressure protection in steam systems. It features a 3/4 in MNPT x 1 in FNPT connection, a bronze body, and a maximum operating pressure of 364 psi. The valve automatically opens at set pressure to release steam, safeguarding boilers and pressure vessels
ASME Section VIII steam pressure relief valve in bronze construction. Features 1 in MNPT x 1 1/4 in FNPT connections with a maximum operating pressure of 364 psi. Used to protect boilers, pressure vessels, and piping systems from overpressure in steam applications
AQUATROL
ASME Section VIII steam pressure relief valve in bronze construction. Features 1 in MNPT x 1 1/4 in FNPT connections with a maximum operating pressure of 364 psi. Used to protect boilers, pressure vessels, and piping systems from overpressure in steam applications
This ASME Section VIII steam pressure relief valve is constructed with a bronze body and features 1 1/2 in MNPT x 1 1/2 in FNPT connections. It has a maximum operating pressure of 364 psi and is suitable for overpressure protection in steam, air, and liquid service applications
AQUATROL
This ASME Section VIII steam pressure relief valve is constructed with a bronze body and features 1 1/2 in MNPT x 1 1/2 in FNPT connections. It has a maximum operating pressure of 364 psi and is suitable for overpressure protection in steam, air, and liquid service applications
Bronze safety relief valve with 1/2 in MNPT x 3/4 in FNPT connections, rated for maximum operating pressure of 364 psi. Designed to ASME Section VIII standards for overpressure protection on steam, air, or liquid systems in pressure vessels and boilers
AQUATROL
Bronze safety relief valve with 1/2 in MNPT x 3/4 in FNPT connections, rated for maximum operating pressure of 364 psi. Designed to ASME Section VIII standards for overpressure protection on steam, air, or liquid systems in pressure vessels and boilers