EN 523 and EN 524: what they mean in sheath specification
EN 523 defines the product and quality framework; EN 524 defines test methods. Capacity classes follow the manufacturer’s production classification.
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Technical blog.
Sheath selection, standards and on-site production — specifier-focused notes without inflation.
Round or flat? First questions when selecting size
Round sheaths are cylindrical. Flat sheaths are produced from a defined round diameter where depth or tendon layout is constrained.
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When does on-site production make sense?
When transport volume, programme or remote location make factory supply impractical, the machine goes to site and sheaths are produced on the project.
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Steel thickness programme: 0.40–0.60 mm
Published steel thicknesses are 0.40 / 0.45 / 0.50 / 0.60 mm. Weight per metre is listed with size and thickness.
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