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Georg Fischer Black Malleable Iron Fitting Straight Reducer Bush Male BSPT 1-1/4 in to Female BSPP 1 in 770241131

Category Malleable Iron Pipe Fittings Brand Georg Fischer Condition New

Specifications

Country of Origin Austria
Brand Georg Fischer
Maximum Operating Pressure 25 bar
Finish Black
Maximum Operating Temperature 300°C
Minimum Operating Temperature -20°C
Fitting Type Reducer Bush
Connection Size A 1-1/4 in
Connection Standard A BSPT
Connection Gender A Male
Fitting Direction Straight
Connection Size B 1 in
Connection Gender B Female
Connection Standard B BSPP

Key Features

  • Constructed from durable malleable cast iron with a black finish.
  • Designed for straight reducing pipe connections between BSPT male and BSPP female threads.
  • Suitable for operating pressures up to 25 bar.
  • Temperature range from -20°C minimum to 300°C maximum.
  • Complies with BS143, BS1256, BS21, ISO49, and ISO7/1 standards for reliable performance.
  • Ideal for air conditioning, plant engineering, gas lines, and lubricant pipework.
  • Provides pressure-tight joints when used with compatible BS1387 steel tubes.
  • Manufactured in Austria ensuring quality and durability.

Product Description

Georg Fischer 770241131 black malleable iron fitting, a straight reducer bush designed for seamless pipeline connectivity. This reducer bush connects a male BSPT 1-1/4 inch thread to a female BSPP 1 inch thread and features a robust construction in malleable cast iron with a black finish.

The fitting supports maximum operating pressures up to 25 bar and a broad temperature range from -20°C to 300°C, making it suitable for demanding industrial and commercial applications including air conditioning systems, plant engineering, gas pipelines, and lubricant pipework.

Manufactured in Austria to stringent standards including BS143, BS1256, BS21, ISO49, and ISO7/1, this fitting ensures reliable and pressure-tight joints. The threads comply with BS21 and ISO7 standard taper male and parallel female designs, compatible with BS1387 steel tubes used for air, gas, steam, and water services.

The product features a black finish which balances corrosion resistance and aesthetic requirement. Note that hot dip galvanized versions should not be used below -10°C, while this black fitting maintains service down to -20°C. Intermediate pressure ratings between 120°C and 300°C can be calculated by linear interpolation.

Durable malleable cast iron construction with black finish. Straight reducer bush connecting male BSPT 1-1/4 inch to female BSPP 1 inch. Max operating pressure of 25 bar at service temperatures from -20°C to 120°C. Temperature range extends up to 300°C with reduced pressure rating.

Standards compliant to BS143, BS1256, BS21, ISO49, and ISO7/1. Ideal for HVAC, gas lines, lubricants, and plant engineering uses. Manufactured in Austria ensuring high quality.

This Georg Fischer malleable iron fitting is a reliable choice for pipeline systems requiring durable reducing bush connections. For more products in Malleable Iron Pipe Fittings, browse the Industrial Supplies section on EnvMart.

Georg Fischer Black Malleable Iron Fitting Straight Reducer Bush Male BSPT 1-1/4 in to Female BSPP 1 in 770241131
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Frequently Asked Questions

The maximum operating pressure for this reducer bush is 25 bar.

This fitting can operate within a temperature range from -20°C to 300°C.

It connects a male BSPT 1-1/4 inch thread to a female BSPP 1 inch thread.

It is constructed from durable malleable cast iron with a black finish.

This fitting complies with BS143, BS1256, BS21, ISO49, and ISO7/1 standards.

This is a straight reducer bush fitting.

This product is manufactured in Austria.

It is suitable for applications in air conditioning, plant engineering, gas lines, and lubricant pipework.

The fitting has a black finish, which provides a balance of corrosion resistance and aesthetic appeal.

The connection gender is male for the BSPT end and female for the BSPP end.

Yes, it provides pressure-tight joints when used with compatible BS1387 steel tubes.

The fitting direction is straight.

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