Riyadh Foundry Co.

SB 620 R3 DI (HD)

التصنيف:

The SB – 620 R3 DI (HD) Heavy-Duty Ductile-Iron Surface Box is manufactured in accordance with ASTM A536 material standards and fully complies with the BS EN 124 design requirements for manhole and handhole covers.

The unit features a cylindrical body with a circular top cover, incorporating a recessed seating surface for a precise fit and a flanged base for stability. It has a clear opening of 135 mm Ø, an overall base diameter of 270 mm Ø, and a depth of 270 mm, engineered for heavy-duty loading conditions.

Key features include a locking device to enhance security and a lifting handle for ease of operation. The product is coated with coaltar epoxy to provide enhanced protection against corrosion and extend service life.

Each cover carries a permanent cast-in inscription displaying the manufacturer’s name, production batch number, utility identification (W – مياه) in both Arabic and English, load class, applicable standard, and country of origin, ensuring full traceability and compliance verification.

This product meets all specified project requirements regarding material specification, dimensional accuracy, structural performance, safety features, corrosion protection, and permanent identification.

 

SPECIFICATIONS

Material Clear Opening Over Base Depth Load
Ductile Iron 135 mm Ø 270 mm Ø  270 mm  40 ton

Features

Locking Device Lifting Handle

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