1/2"-48" Stainless Buttweld Caps 304 304L 316 316L
Stainless Steel Butt Weld Pipe Cap 1/2"-48" End Cap for Industry Pipeline
►Products Description
Our stainless steel butt welded end caps provide complete terminal protection for piping systems, engineered to deliver:
- Perfect Seal: Ensures 100% leak-proof termination for pipelines
- Premium Materials: Manufactured from 304/316/316L stainless steel for superior corrosion resistance
- Precision Fit: Machined to exact ASME B16.9 specifications for perfect weld compatibility
- Durability: Withstands extreme pressures (up to 3000 PSI) and temperatures (-20°F to 1500°F)
- Versatility: Suitable for chemical processing, oil & gas, food & beverage, and pharmaceutical applications
Advanced Production Technology:
- CNC-controlled forming processes
- Automated orbital welding systems
- Full-spectrum material testing
Rigorous Quality Assurance:
- 100% material traceability (MTC 3.1/3.2)
- Dimensional verification to ±0.005" tolerance
- Hydrostatic and pneumatic testing available
- ISO 9001:2015 certified processes
Inventory & Supply Advantages:
Our extensive stock ensures immediate availability:
- Comprehensive Size Range: 1/2" to 60" diameters in stock
- Full Wall Thickness Options: SCH 10S through SCH 160
►Industry-specific attributes
| Place of Origin | China |
| Brand name | Yuhao |
| Connectivity | Welding |
| Size | DN15-DN2400(1/2"-48") |
| Wall thickness | SCH 5s-SCH XXS |
| customized Support | ASTM DIN EN BS JIS GOST etc. |
| Surface treatment | Sand blasting, Roll blasting, Pickled or Polished |
| Material | 304 304L 316 316L |
| Pressure | High Pressure |
| Packing | Cartons, Pallet, Cases |
►Product Size
| DN | NPS | OD | Nominal Wall Thickness | ||||||||||
| Schss | Sch10S | Sch405 | Sch8os | Sch10 | Sch20 | Sch30 | STD | Sch40 | Sch60 | XS | |||
| 6 | 1/8 | 10.3 | - | 1.24 | 1.73 | 2.41 | - | - | - | 1.73 | 1.73 | - | 2.41 |
| 8 | 1/4 | 13.7 | 1.65 | 2.24 | 3.02 | - | - | - | 2.24 | 2.24 | - | 3.02 | |
| 10 | 3/8 | 17.1 | - | 1.65 | 2.31 | 3.2 | - | - | - | 2.31 | 2.31 | - | 3.2 |
| 15 | 1/2 | 21.3 | 1.65 | 2.11 | 2.77 | 3.73 | - | - | - | 2.77 | 2.77 | - | 3.73 |
| 20 | 3/4 | 26.7 | 1.65 | 2.11 | 2.87 | 3.91 | - | - | - | 2.87 | 2.87 | - | 3.91 |
| 25 | 1 | 33.4 | 1.65 | 2.77 | 3.38 | 4.55 | - | - | - | 3.38 | 3.38 | - | 4.55 |
| 32 | 1 1/4 | 42.2 | 1.65 | 2.77 | 3.56 | 4.85 | - | - | - | 3.56 | 3.56 | - | 4.85 |
| 40 | 1 1/2 | 48.3 | 1.65 | 2.77 | 3.68 | 5.08 | - | - | - | 3.68 | 3.68 | - | 5.08 |
| 50 | 2 | 60.3 | 1.65 | 2.77 | 3.91 | 5.54 | - | - | - | 3.91 | 3.91 | - | 5.54 |
| 65 | 2 1/2 | 73 | 2.11 | 3.05 | 5.16 | 7.01 | - | - | - | 5.16 | 5.16 | - | 7.01 |
| 80 | 3 | 88.9 | 2.11 | 3.05 | 5.49 | 7.62 | - | - | - | 5.49 | 5.49 | - | 7.62 |
| 90 | 3 1/2 | 101.6 | 2.11 | 3.05 | 5.74 | 8.08 | - | - | - | 5.74 | 5.74 | - | 8.08 |
| 100 | 4 | 114.3 | 2.11 | 3.05 | 6.02 | 8.56 | - | - | - | 6.02 | 6.02 | - | 8.56 |
| 125 | 5 | 141.3 | 2.77 | 3.4 | 6.55 | 9.53 | - | - | - | 6.55 | 6.55 | - | 9.53 |
| 150 | 6 | 168.3 | 2.77 | 3.4 | 7.11 | 10.97 | - | - | - | 7.11 | 7.11 | - | 10.97 |
| 200 | 8 | 219.1 | 2.77 | 3.76 | 8.18 | 12.7 | - | 6.35 | 7.04 | 8.18 | 8.18 | 10.31 | 12.7 |
| 250 | 10 | 273 | 3.4 | 4.19 | 9.27 | 12.7 | - | 6.35 | 7.8 | 9.27 | 9.27 | 12.7 | 12.7 |
| 300 | 12 | 323.8 | 3.96 | 4.57 | 9.53 | 12.7 | - | 6.35 | 8.38 | 9.53 | 10.31 | 14.27 | 12.7 |
| 350 | 14 | 355.6 | 3.96 | 4.78 | - | - | 6.35 | 7.92 | 9.53 | 9.53 | 11.13 | 15.09 | 12.7 |
| 400 | 16 | 406.4 | 4.19 | 4.78 | - | 6.35 | 7.92 | 9.53 | 9.53 | 12.7 | 16.66 | 12.7 | |
| 450 | 18 | 457 | 4.19 | 4.78 | - | - | 6.35 | 7.92 | 11.13 | 9.53 | 14.27 | 19.05 | 12.7 |
| 500 | 20 | 508 | 4.78 | 5.54 | - | - | 6.35 | 9.53 | 12.7 | 9.53 | 15.09 | 20.62 | 12.7 |
►Shot Shoot
►FAQ
Q1: What is product can you buy from YUHAO?
A: Various sizes and models of flanges and pipe fittings, and we accept customized.
Q2: Can I customize products?
A: Yes. Let me know the specific customization requirements, and I will get back to you as soon as possible.
Q3: How is the quality?
A: Quality is priority. We pay much attention to the quality check. Every product will be fully assembled and carefully tested before it's packed for shipment.
Q4: Can you supply what's the service?
A: We can supply the kinds of matel raw materies and products,such as pipes,pipe fittings,flanges,coil,sheet,round bar and so on...
Q5: How do you ensure product quality?
A: We have a dedicated team of experts who rigorously inspect each stage of the production process. Every product undergoes quality testing at our factory before it is shipped.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.


