What are the sizes of lintels?
Concrete lintels are available in a range of lengths including: 600mm, 900mm, 1200mm, 1350mm, 1500mm and 1800mm.
How do you read a lintel size?
Lintel load span definitions As standard our steel lintels increase in length by 150mm, the two values represent the length of the lintel that the values in that column relate to. If it is 600 | 1200 it means the load span details can be applied to any lintel between 600mm and 1200mm.
How big should a concrete lintel be?
What size concrete lintel do I need? The lintel should be installed with a minimum end bearing of 150mm, so measure your opening and add at least 300mm. Unlike steel lintels, a concrete lintel is often used in visible areas and painted if required.
What is the maximum span for a lintel?
For spans greater than 1200mm, lintels should be adequately propped during construction at a maximum of 1200mm centres.
What is the minimum lintel size?
The width of the lintel could be equal to the thickness of opening & depth in the range between l/12 to l/8 of the span. Minimum width of 80mm should be provided.
What is lintel width?
The width of the lintel can be equal to the thickness of the opening & depth in the range between 1/12 to 1/8 of the span.
What is the width of lintel?
Why do lintels crack?
The most common reasons for lintel failure are faults with the lintel such as the corrosion of the steel. It’s important to note that lintels may be cracked or blown due to other structural issues such as movement in the wall or foundations.
Why choose Naylor concrete lintels R6?
Large or specific orders? Naylor Concrete Lintels R6 is the best concrete lintels on the market in the UK. To ensure maximum efficiency, all units are pre-stressed and come with a standard fire rating of 30 minutes. With a selection of 19 different section sizes and lengths up to 6200 mm on some section sizes, there’s enough for everyone.
What is the difference between Naylor lintel and precast lintel?
• Naylor Lintels have an inherently high resistance to shear due to the prestressed nature of their manufacture. Unlike precast products, Naylor Lintel sections do not require shear reinforcement and rely entirely on the prestressing wires for structural capacity.
How long does it take for a Naylor R6 to be delivered?
Naylor R6 Hi Spec 100mm wide x 145mm high section, all lengths available 600 – 3600mm. Delivery 3 working days or sooner if requested. Free delivery on orders over £499, otherwise £69 ex vat.
What are the allowances for bearing at each end on lintels?
Lintels are usually supplied with the following allowances for bearing at each end: 100mm for openings up to/including 1000mm 150mm for openings up to/including 3000mm 200mm for openings over 3000mm. It is however, the responsibility of the building designer to ensure that these are sufficient to avoid over-stressing the masonry at the supports.