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Thailand ---Dave MulroyASTM A213 T9 Alloy steel pipe ,Stable quality , good price, excellent serive, TOBO GROUP is our trustworthy partner . -
USA ---AlfaroASTM A182 F55 Super Duplex Flange ,Good quality , we like that ! And delivery time in time also ,very professional.
Corrosion-Resistant Stainless Steel Pipe Cap ASME B16.9 Industrial Tube End Cap
| Product Name | Corrosion-Resistant Stainless Steel Pipe Cap ASME B16.9 Industrial Tube End Cap | Color | Silver |
|---|---|---|---|
| Used | Air Outlet | Mounted | Flooring |
| Manufacturer | XYZ Company | Surface Color | Silver,Black Or Customized |
| Connection | Butt Weld, Threaded, Socket Weld | Shape | Pipe Cap |
| Installation | Easy | Sample | Provide |
| Thread Size | 1/2 Inch | Threaded | Yes |
| Ordinary | 70mm;80mm;100mm; 150mm | Use Area | Water,oil,gas |
| Payment Term | T/T, L/C, Western Union, Etc | Corrosionresistance | High Corrosion Resistance |
| Highlight | Stainless steel pipe cap ASME B16.9,Corrosion-resistant tube end cap,Industrial stainless steel pipe cap |
||
Corrosion-Resistant Stainless Steel Pipe Cap ASME B16.9 Industrial Tube End Cap
1. Product Description
A stainless steel pipe cap is a closure fitting designed to cover and seal the end of a pipe. It is manufactured by stamping or forging from corrosion‑resistant stainless steel grades. The cap can be flat, domed, elliptical, or dished in shape, and is attached to the pipe by butt welding, socket welding, or threading. It provides a permanent or temporary barrier, ensuring the pipeline system is safely closed. The product is precisely machined to match standard pipe sizes and wall thicknesses, offering a reliable and durable end closure solution.
2. Product Applications
Stainless steel pipe caps are widely used across industrial and commercial piping systems:
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End sealing for storage tanks, pressure vessels, and process lines.
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Temporary capping during hydrostatic testing or pipeline flushing.
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Protective covering for pipe ends during transportation and storage.
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Terminal closure for dead‑end branches in chemical, oil, and gas networks.
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Sanitary closure in food, dairy, and pharmaceutical production lines to maintain cleanliness.
Typical industries include petrochemical, marine engineering, power generation, water treatment, HVAC, and semiconductor manufacturing.
3. Product Advantages
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Superior anti‑corrosion performance – withstands acids, alkalis, chlorides, and seawater, especially in 316L grade.
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High pressure and temperature tolerance – suitable for high‑stress environments with minimal creep.
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Zero leakage reliability – precision‑machined sealing surfaces ensure tightness under fluctuating conditions.
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Easy installation – compatible with standard welding or threading practices, reducing labour time.
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Low lifecycle cost – long service life with minimal maintenance, reducing replacement frequency.
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Surface finish options – available in mill finish, polished, or pickled passivated for enhanced cleanliness and appearance.
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Customizable dimensions – can be produced in non‑standard sizes to meet special engineering requirements.
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4.Key Specifications
| Parameter | Typical Values / Range |
| Materials | 304, 304L, 316, 316L, 321, 310S, 904L, Duplex 2205, and other austenitic or duplex stainless steels |
| Size range | ½″ – 48″ (DN15 – DN1200); seamless up to 24″, welded up to 48″ |
| Wall thickness schedules | SCH5S, SCH10S, SCH40S, SCH80S, SCH160, XS, XXS |
| End connections | Butt weld (BW), socket weld (SW), threaded (NPT, BSPT) |
| Manufacturing standards | ASME B16.9, ASME B16.11, MSS SP43, ASTM A403, EN 10253, JIS B2311/2312 |
| Pressure ratings | Class 150, 300, 600 (higher on request); working pressure up to 300 psi for threaded types, higher for welded |
| Temperature range | -29°C to 425°C (depending on grade and connection type) |
| Surface treatment | Pickled, passivated, or mechanically polished |
| Testing | Hydrostatic, pneumatic, dye penetrant, or radiographic inspection available |
FAQ
1. Are you trading company or manufacturer ? We are manufacturer ,You can see the certification.
2.How long is your delivery time? Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
3. Do you provide samples ? is it free or extra ? Yes, we could offer the sample for free charge but need pay the cost of freight.
4. What is your terms of payment ? Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shippment.

