Copper Pipe End Cap, Welding Blank Off Cap for Plumbing Refrigeration 6.35mm to 133mm
Price range: $0.96 through $3.61 ( Not real price )
Premium pure copper pipe end caps, welding blank off caps designed for plumbing, refrigeration and HVAC systems. Available in complete sizes covering inner diameter from 6.35mm to 133mm (1/4″ to 5″) and wall thickness from 0.6mm to 3.0mm. Standard dimension, solid construction, corrosion resistance and perfect welding tightness for pipe end sealing and blanking applications.
This is a Copper Pipe End Cap / Welding Blank Off Cap for Plumbing Refrigeration 6.35mm to 133mm, made of high-quality red copper, designed to weld and seal the end of copper tubes. It features standard inner diameter and wall thickness, high airtightness, corrosion resistance, and durable welding performance.
Specific Application Scenarios:
- Refrigeration system pipeline sealing for air conditioners, cold storage and refrigerators
- Plumbing water pipe end blanking and closing for residential & commercial water systems
- HVAC heating and ventilation copper pipe termination
- Industrial equipment fluid pipeline blocking and port sealing
- Laboratory pipeline and instrument copper tube end closure
Product Information:
| Item | Details |
|---|---|
| Product Name | Copper Pipe End Cap, Welding Blank Off Cap |
| Material | Pure Red Copper / Copper |
| Size Range | Inner Diameter 6.35mm ~ 133mm (1/4″ to 5″) |
| Connection Type | Welding Type |
| Wall Thickness | 0.6mm ~ 3.0mm |
| Brand Model | Smartclima |
| Origin | Mainland China |
| Feature | Standard size, corrosion resistant, leak-proof after welding |
| Usage | Seal & blank off copper pipe ends for refrigeration, plumbing & HVAC |
Size & Dimension:
| Inner Diameter (mm) | Height (mm) | Depth (mm) | Outer Diameter (mm) | Wall Thickness (mm) |
|---|---|---|---|---|
| 6.35 | 4.4 | 3.8 | 7.6 | 0.6 |
| 8 | 4.4 | 4.2 | 9.3 | 0.6 |
| 9.52 | 4.3 | 3.8 | 10.9 | 0.6 |
| 10.2 | 4.3 | 3.8 | 11.4 | 0.6 |
| 12 | 5.4 | 4.5 | 13.3 | 0.6 |
| 12.7 | 5 | 4.4 | 14 | 0.6 |
| 14.5 | 6.1 | 5 | 16 | 0.8 |
| 15 | 5 | 4 | 16.6 | 0.7 |
| 16 | 5 | 4 | 17.6 | 0.7 |
| 18.3 | 7.3 | 6.2 | 20 | 0.7 |
| 19 | 6.4 | 5.8 | 20.8 | 0.8 |
| 22 | 5.8 | 4.8 | 23.6 | 0.8 |
| 25 | 6.8 | 5.4 | 27.2 | 1.0 |
| 28 | 6.6 | 5.3 | 30.2 | 1.0 |
| 32 | 7.4 | 6 | 34.5 | 1.2 |
| 35 | 9.1 | 7.7 | 37.8 | 1.2 |
| 38 | 8.5 | 7.2 | 40.7 | 1.3 |
| 40 | 10.8 | 9 | 42.5 | 1.2 |
| 42 | 10.3 | 8 | 45.3 | 1.5 |
| 45 | 13 | 11.8 | 47.7 | 1.2 |
| 50 | 11.5 | 9.9 | 53.3 | 1.5 |
| 54 | 13 | 7.9 | 57.3 | 1.5 |
| 60 | 15.7 | 13.5 | 64.6 | 2.0 |
| 67 | 15.6 | 13.5 | 71.3 | 2.0 |
| 76 | 13.4 | 11.1 | 79.7 | 2.0 |
| 80 | 12 | 9.6 | 85 | 2.0 |
| 89 | 14.5 | 12 | 93.4 | 2.0 |
| 105 | 25 | 22.5 | 110 | 2.4 |
| 108 | 23.5 | 21.3 | 113 | 2.5 |
Key Features
- High purity red copper materialResists corrosion and high temperature, prolong service life and cut maintenance costs.
- Full size range 6.35mm–133mmFits most standard copper pipes, meets refrigeration, plumbing and HVAC application needs.
- Precise standard inner diameter & wall thicknessPerfect pipe fitting after welding, ensures high airtightness and no leakage.
- Weld-on installation designForms permanent tight seal, stable long-term operation for pipeline systems.
- Multiple wall thickness options 0.6mm–3.0mmMatches different pressure requirements, suitable for residential, commercial and industrial use.
- Custom non-standard sizes availableSolves special pipeline size problems, improves project compatibility.
FAQs on “Copper Pipe End Cap”
Q1: What is a copper pipe end cap used for?
A1: It is used to weld and permanently seal the open end of copper pipes, ideal for blocking redundant pipe ports in refrigeration, plumbing, HVAC and industrial systems.
Q2: What size options are available?
A2: We offer full sizes from inner diameter 6.35mm to 133mm with wall thickness ranging from 0.6mm to 3.0mm to fit standard copper tubes. And we also can customize according to your special requirement.
Q3: Is this end cap welding type only?
A3: Yes, it is designed for soldering and welding connection, ensuring tight sealing, no leakage and long service life.
Q4: What material is this pipe blank cap made of?
A4: Made of high purity red copper, features anti-corrosion, high temperature resistance and good welding performance.
Q5: Can I get custom sizes if I cannot find the exact size?
A5: Yes, you can contact us to enquiry for more non-standard specifications and custom sizes.
Additional information
| Option | Inner Diameter 6.35mm x 0.6mm, Inner Diameter 8mm x 0.6mm, Inner Diameter 9.52mm x 0.6mm, Inner Diameter 10mm (Standard 10 Copper Pipe), Inner Diameter 12mm (Standard 12 Copper Pipe), Inner Diameter 12.7mm x 0.6mm, Inner Diameter 14.5mm x Wall Thickness 0.8mm, Inner Diameter 15mm x Wall Thickness 0.7mm, Inner Diameter 16mm x Wall Thickness 0.7mm, Inner Diameter 18.3mm x Wall Thickness 0.8mm, Inner Diameter 19mm x Wall Thickness 0.9mm, Inner Diameter 22mm x Wall Thickness 0.8mm, Inner Diameter 25mm x Wall Thickness 1.0mm, Inner Diameter 28mm x Wall Thickness 1.0mm, Inner Diameter 32mm x Wall Thickness 1.2mm, Inner Diameter 35mm x Wall Thickness 1.2mm, Inner Diameter 38mm x Wall Thickness 1.2mm, Inner Diameter 40mm x Wall Thickness 1.2mm, Inner Diameter 42mm x Wall Thickness 1.5mm, Inner Diameter 45mm x Wall Thickness 1.2mm, Inner Diameter 50mm x Wall Thickness 1.5mm, Inner Diameter 54mm x Wall Thickness 1.5mm, Inner Diameter 60mm x Wall Thickness 2.0mm, Inner Diameter 65mm x Wall Thickness 2.0mm, Inner Diameter 67mm x Wall Thickness 2.0mm, Inner Diameter 76mm x Wall Thickness 2.0mm, Inner Diameter 80mm x Wall Thickness 2.0mm, Inner Diameter 89mm x Wall Thickness 2.0mm, Inner Diameter 105mm x Wall Thickness 2.5mm, Inner Diameter 108mm x Wall Thickness 2.5mm, Inner Diameter 133mm x Wall Thickness 3.0mm, Inner Diameter 28.6mm x Wall Thickness 1.2mm, Inner Diameter 28mm x Wall Thickness 1.5mm, Inner Diameter 12.7mm x Wall Thickness 0.8mm, Inner Diameter 25.4mm x 1.2mm Thick End Cap, Inner Diameter 11.5mm End Cap, Enquiry for more specifications |
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