Steel Lintel Data Sheet

The keystone box lintel is designed to carry the full load of wet masonry as soon as it is installed. Founded in 1958 ig lintels is a division of europe s largest manufacturer of steel lintels and masonry support systems. As an optional extra keystone box lintels can be insulated.

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Steel lintel data sheet.

All l strip s are manufactured from steel complying with bs en10025 with a minimum yield stressed of 275 n mm2. All fire rated lintels produced by naylor lintels comply with bs8110. Cn100 channel profile lintels for light duty loads in internal walls cn42c cn99 124c cn99 1644c standard duty classic box lintels cn50 cn51 external solid wall two piece inverted t lintels. Lintel life span the ig lintel range complies with the technical requirements of the blp building life plans regarding the durability data of mild steel cold formed lintels.

The history of keystone has been one of relentless expansion and continuous innovation whilst redefining the meaning of service in the lintel industry. Box lintels can be used for internal or external openings and with a variation of wall thicknesses. Technical data sheet pro steel brick faced lintels bba certified resin technical data the fab steel stretcher bond lintel range is designed to allow an opening to be created in a single leaf of masonry typically the external leaf of a cavity with an integrated brick slip soffit feature. Stainless steel l strip s are also produced conforming to grade 304 s15 bs1449.

Originally a steel fabricator for the area s mining and power generation industries the company made its first steel lintels in 1967. Since then birtley has grown from reliable local supplier to a uk wide force in construction design technology and product development. The keystone box lintel has perforations along its length acting as a plaster key. Technical data sheet azure ii lintels a1 non combustible bba certified suitable for all building heights types accelerated weather tested saturated freeze thaw bond strength pre post weathered impact strength pre post weathered austenitic stainless steel grade 304 1 4301 316 1 4404 ce marked.

Ig s lintels are insulated with expanded cfc free polystyrene and conform to bs 13163. Standard ig lintel with patented non continuous thermal break plate non. Ig lintels design manufacture and supply high quality steel lintels throughout europe. Originally a steel fabricator for the area s mining and power generation industries the company made its first steel lintels in 1967.

Keystone lintels limited is a leading manufacturer of steel lintels founded in 1989. Birtley began life as birtley building products in 1965 based at the current site in county durham. The brick slip soffit feature is bonded to the lintel.