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| 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 |
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.
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