Stainless Steel Pipe Caps
The stainless steel pipe cap is a high-performance pipe fitting used to seal the ends of piping systems, preventing leaks and protecting system integrity. Manufactured in compliance with ASME B16.9 dimensional standards and ASTM A403 material specifications, our stainless steel pipe caps offer excellent corrosion resistance, strength, and durability. Ideal for use in industries such as oil and gas, chemical processing, and water treatment, these caps are suitable for both temporary and permanent pipeline closures.
Complying with international standards such as ASME, ASTM, JIS, and DIN, our stainless steel pipe caps ensure precision, reliability, and long-lasting performance in demanding environments like chemical processing, oil and gas, and water treatment.
Specifications
- Material Grade 304, 316, 316L
- Nominal Pipe Size 1/2” – 48”
- Thickness SCH 5S, SCH 10S, SCH 40S, SCH 80S
Weight Chart
The weight chart for the stainless steel pipe caps can be found in the reference information
Package
Standard stainless steel pipe cap export package by wooden bundle
- Secure and Durable Protection. The export wooden bundle ensures that the stainless steel pipe fittings remain intact and undamaged, even under rough handling and long-distance shipping conditions.
- Carefully Packed and labeled. Each item is meticulously packed in accordance with the packing list to ensure the right quantity and correct product types are included in every shipment.

Product Specification
DN15 – DN600

| Outside Diameter | Thickness(mm) | Hight H (mm) | |||||
| DN | Inch | mm | SCH 5S | SCH 10S | SCH 40S | SCH 80S | |
| 15 | ยฝโโ | 21.3 | 1.65 | 2.11 | 2.77 | 3.73 | 25.4 |
| 20 | ยพโโ | 26.7 | 1.65 | 2.11 | 2.87 | 3.91 | 25.4 |
| 25 | 1โโ | 33.4 | 1.65 | 2.77 | 3.38 | 4.55 | 38.1 |
| 32 | 1 ยผโโ | 42.2 | 1.65 | 2.77 | 3.56 | 4.85 | 38.1 |
| 40 | 1 ยฝโโ | 48.3 | 1.65 | 2.77 | 3.68 | 5.08 | 38.1 |
| 50 | 2โโ | 60.3 | 1.65 | 2.77 | 3.91 | 5.54 | 38.1 |
| 65 | 2 ยฝโโ | 73.0 | 2.11 | 3.05 | 5.16 | 7.01 | 38.1 |
| 80 | 3โโ | 88.9 | 2.11 | 3.05 | 5.49 | 7.62 | 50.8 |
| 100 | 4โโ | 114.3 | 2.11 | 3.05 | 6.02 | 8.56 | 63.5 |
| 125 | 5โโ | 141.3 | 2.77 | 3.40 | 6.55 | 9.53 | 76.2 |
| 150 | 6โโ | 168.3 | 2.77 | 3.40 | 7.11 | 10.97 | 88.9 |
| 200 | 8โโ | 219.1 | 2.77 | 3.76 | 8.18 | 12.7 | 101.6 |
| 250 | 10’โ | 273.1 | 3.4 | 4.19 | 9.53 | 12.7 | 127.0 |
| 300 | 12’โ | 323.9 | 3.96 | 4.57 | 9.53 | 12.7 | 152.4 |
| 350 | 14’โ | 355.6 | 4.78 | 9.53 | 12.7 | 165.1 | |
| 400 | 16’โ | 406.4 | 4.78 | 9.53 | 12.7 | 177.8 | |
| 450 | 18’โ | 457.2 | 4.78 | 9.53 | 12.7 | 203.2 | |
| 500 | 20’โ | 508 | 5.54 | 9.53 | 12.7 | 228.6 | |
| 600 | 24’โ | 609.6 | 6.35 | 9.53 | 12.7 | 266.7 | |
Why Choose S&S Stainless for Stainless Steel Pipe Caps๏ผ
As a trusted stainless steel fittings manufacturer, S&S Stainless International delivers ASME B16.9 and ASTM A403-compliant stainless steel pipe caps that meet the highest standards of sealing performance, corrosion resistance, and durability. Each product is precisely engineered and quality-controlled to ensure a reliable fit and long service life, making S&S Stainless a dependable partner for your piping system needs.












