Stainless Steel Square Head Plug
Useful Information
Technical Specification
- Material: Stainless Steel - CF8M (316)
- Connection Type: Square head plug
- Standard: ISO 4144
- Thread Type: BSPT (ISO 7.1)
- Thread Gender: Male
- Operating Temperature Range: -20°C to +220°C
- Available Sizes: ⅛" to 4"
- Manufacturing Standard: ASTM A-351
Description
This square head plug is designed to seal the end of a female-threaded pipe or fitting securely, ensuring a leak-proof closure in a wide range of systems. Manufactured from high-quality 316 stainless steel (CF8M), it delivers superior resistance to corrosion, pressure, and high temperatures. The BSPT tapered male thread guarantees a tight seal, while the square head allows for easy installation and removal using standard tools. Ideal for use in fluid and gas containment across industrial, chemical, and marine environments.
Key Features & Benefits
- Provides a secure and durable seal for pipework terminations
- Manufactured from 316 stainless steel for enhanced corrosion resistance
- BSPT tapered male thread ensures tight, leak-free closure
- Conforms to ISO 4144 and ASTM A-351 quality standards
- Wide operating temperature range from -20°C to +220°C
- Square head design allows for easy tightening and loosening
- Ideal for maintenance, testing, and system isolation tasks
- Suitable for a variety of applications, including chemical, food-grade, and marine systems
| Nominal Diameter (inch) | A (mm) | B (mm) | C (mm) | Weight (kg) |
| ⅛ | 11 | 6.7 | 4.3 | 0.005 |
| ¼ | 15.9 | 9.5 | 6.4 | 0.009 |
| ⅜ | 16 | 10 | 6 | 0.012 |
| ½ | 22.5 | 13.5 | 9 | 0.03 |
| ¾ | 24.5 | 14 | 10.5 | 0.039 |
| 1 | 26 | 15 | 11 | 0.056 |
| 1¼ | 29 | 18 | 11 | 0.082 |
| 1½ | 30 | 18 | 12 | 0.112 |
| 2 | 36 | 22.5 | 13.5 | 0.16 |
| 2½ | 40 | 25 | 15 | 0.351 |
| 3 | 42 | 27 | 15 | 0.424 |
| 4 | 52 | 33 | 19 | 0.903 |
If you require any further information, our excellent customer service team is here to help so please call us on 01794 835835.
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