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Help Center1/2" NPT Threaded Hex Head Pipe Plug in 316 Stainless Steel
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Shanghai Quanbao Electronic Materials Technology Co., Ltd., based in Shanghai, China, manufactures premium-grade 316 stainless steel pipe plugs engineered for demanding industrial applications. Our 1/2" NPT threaded hex head plugs deliver exceptional sealing reliability and corrosion resistance, ensuring long-term performance in critical pipeline systems. Crafted with precision machining, these plugs provide a cost-effective solution for maintenance and system integrity.
Key Technical Specifications:
Constructed from 316 stainless steel offering superior resistance to chlorides and acidic environments
Hex head design allows secure installation with standard wrenches (3/4" drive recommended)
NPT threading ensures leak-proof connections in pressurized systems
Precision-machined taper threads conforming to ASME B1.20.1 standards
Operating temperature range: -50°C to 400°C (-58°F to 752°F)
| Parameter | Value |
|---|---|
| Thread Pitch | 14 TPI (Threads Per Inch) |
| Hex Size | 0.875" (22.2mm) Across Flats |
| Pressure Rating | 1500 PSI at 100°F (typical) |
| Surface Roughness | Ra ≤ 3.2 μm |
Industry Applications Include:
Chemical processing equipment
Marine and offshore installations
Food and beverage production lines
Hydraulic and pneumatic systems
Water treatment facilities
Frequently Asked Questions:
Q: Is 316 stainless steel suitable for saltwater environments?
A: Yes, the molybdenum content in 316 SS provides enhanced corrosion resistance against saltwater and chlorides.Q: Can this plug be used in high-temperature applications?
A: Suitable for continuous service up to 400°C (752°F), making it ideal for steam lines and thermal systems.Q: What tools are required for installation?
A: Standard hex wrenches or sockets (3/4" drive) provide optimal torque without damaging the head.Q: Are other thread sizes available?
A: Custom sizes can be manufactured upon request to meet specific project requirements.Q: How does NPT differ from BSP threads?
A: NPT has a 60° thread angle and tapered profile, while BSP uses 55° threads. They are not interchangeable.Q: Is thread sealant required?
A: Recommended for pressurized systems. Teflon tape or pipe dope ensures optimal sealing performance.
Backed by Shanghai Quanbao's expertise in metallurgical solutions since 2005, our manufacturing facility utilizes CNC machining and spectral analysis for quality assurance. With ISO-compliant production processes and material traceability, we guarantee consistent performance in critical infrastructure projects. Contact our Shanghai-based engineering team today for volume pricing and custom configuration options.
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