CC481K · Cast phosphor bronze
Bronze Round Tube PB1 Mill Finish 114.3mm OD x 50mm ID, 31.7mm Wall, 78.39kg/m, Good Corrosion Resistance, Fair Weldability - Linear Metre
115.8 mm OD × 31.7 mm wall (4.1/2″ OD × 2″ ID)Mill Finish500mm length
15 reviews, rated 5.0 out of 5
OD = outside diameter · ID = inside diameter · *ID calculated as OD − 2 × wall
- Good corrosion resistance
- Fair weldability
£2,291.50incl. VATper 500mm length
Quantity 1 = one 500mm length of 115.8 mm OD × 31.7 mm wall (4.1/2″ OD × 2″ ID).
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- Availability
- Available to order
- Delivery
- UK only. Flat £20 delivery per order. Handling 1–2 working days, then 2–4 working days in transit. Delivery information
- Returns
- Return within 14 days of receipt. Returns policy
Overview
Overview
About this bronze round tube
This PB1 grade bronze round tube is designed with114.3 mm outside diameter and 50.8 mm internal diameter, making it perfect for structural, mechanical, and other engineering projects. Its corrosion resistance is good and weldability is fair. Its mill finish adds to its aesthetic appeal for decorative purposes. The weight per meter is 78.39 kg.
Material: Bronze (PB1) - This indicates that the tube is made of bronze, specifically PB1, suggesting a specific alloy composition with copper as the primary component.
Outside Diameter (Supplied): The tube is supplied with an outside diameter of 115.8mm, allowing for potential machining or finishing.
Weldability: Described as "Fair," implying that the material can be welded, but it may require more careful handling and specific welding techniques compared to materials with excellent weldability.
Internal Diameter (Supplied): The tube has an internal diameter of 50mm, which is the inner dimension of the tube.
Shape: Tube / Pipe - The cross-sectional shape of the tube is cylindrical.
Corrosion Resistance: Good - Indicates that the material has a good resistance to corrosion, making it suitable for applications where exposure to moisture or corrosive environments is expected.
Diameter: The actual outside diameter of the tube is specified as 114.3mm (4.1/2").
Finish: Mill Finish - This implies that the surface of the tube is left in its as-machined or as-rolled state, without any additional surface treatment.
Grade: PB1 - This is the specific grade designation for the Bronze material, indicating its particular alloy composition and properties.
Thickness: The thickness of the tube is specified as 31.7mm, indicating the overall thickness of the tube wall.
Wall Thickness: The wall thickness of the tube is also specified as 31.7mm, providing information about the thickness of the tube's sidewalls.
Weight/Metre (Kg): The weight of one meter of the tube is specified as 78.39 kilograms, providing an indication of the material density.
Specifications
| Maximum Cut Length | 1 Metres |
|---|---|
| Material | Bronze |
| Outside Diameter (Supplied) | 115.8mm |
| Weldability | Fair |
| Internal Diameter (Supplied) | 50mm |
| Shape | Tube / Pipe |
| Corrosion Resistance | Good |
| Diameter | 114.3mm |
| Finish | Mill Finish |
| Grade | PB1 |
| Outside Diameter | 114.3mm |
| Thickness | 31.7mm |
| Wall Thickness | 31.7mm |
| Weight/Metre (Kg) | 78.39 |
Key features
- Grade PB1 (CC481K, cast phosphor bronze)
- Good corrosion resistance
- Fair weldability
FAQs
FAQs
Before you order
What does one unit of this item supply?
Quantity 1 = one 500mm length of 115.8 mm OD × 31.7 mm wall (4.1/2″ OD × 2″ ID).
Can you supply other sizes or a cutting list?
Yes — send the sizes and lengths you need with Request a quote, or call 01744 520110.
Specifications
Specifications
Product dimensions
| Outside diameter (OD) | 115.8 mm |
|---|---|
| Wall thickness | 31.7 mm |
| Inside diameter (ID) | 52.4 mm calculated |
| Imperial size | 4.1/2″ OD × 2″ ID |
| Supplied length | 500mm |
| Weight | 78.39 kg/m |
| Finish | Mill Finish |
| Grade | PB1 |
| SKU | M4U-2474-500mm |
Material properties
| Material | Bronze |
|---|---|
| Weldability | Fair |
| Internal Diameter (Supplied) | 50mm |
| Shape | Tube / Pipe |
| Corrosion Resistance | Good |
Catalogue name Bronze Round Tube PB1 Mill Finish 114.3mm OD x 50mm ID, 31.7mm Wall, 78.39kg/m, Good Corrosion Resistance, Fair Weldability - Linear Metre
Technical data (CC481K)
Technical data · alloy
PB1 / CC481K
- Cu BalanceCopper
- Sn 10–11.5%Tin
- P ≥0.5%Phosphorus
- Alloy
- Cast phosphor bronze
- Designation
- CC481K
- Density
- 8.80 g/cm³
Typical composition for the grade, for guidance — not a mill certificate for this item.
Reviews
What buyers say
15 reviews
“This bronze tube met all my expectations. Strong, resistant, and versatile!”
Boris“Measurements were precise, and the finish was smooth. No additional polishing needed.”
Matus“No signs of wear even after exposure to rain and humidity.”
Andrej“Used it for a gazebo project, and it’s weathering beautifully.”
Anton“Arrived on time and matched the product description perfectly.”
Martin“Even as a novice, I found it easy to cut and shape. Excellent for small projects.”
Miroslav“I’ve used this for plumbing and a garden structure. Works well in both applications!”
Marek“After months of use in a humid environment, it still looks like new.”
Peter“This bronze tube feels solid and is built to last. Great for heavy-duty applications.”
Marika“The mill finish gives it a sleek, industrial look. Perfect for both functional and decorative use.”
Alica“While not the easiest material to weld, it’s manageable with the right tools. A solid product overall.”
Sarah“Installed it in a coastal area, and it’s still in perfect condition. Highly recommend!”
Tatjana“This product is worth every penny. The finish is smooth, and it’s held up well in outdoor use.”
vivien“Excellent quality! The bronze tube is durable and easy to work with.”
Doty“I used this tube for a custom furniture project, and it worked great. The corrosion resistance is a big plus!”
Soňa
115.8 mm OD × 31.7 mm wall (4.1/2″ OD × 2″ ID) £2,291.50 per 500mm length