Everywhere & Anywhere

Designed and manufactured in Korea
design manhole

Design Manhole

Harmonizes with urban landscape using the same cover material as the paving material and eco-friendly material, coming out of the existing black cast iron manhole cover

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design ductile

Ductile Iron

Ductile iron has spheroidal graphite, which is different from flake shaped graphite found in grey iron. This is accomplished by adding an inoculant; magnesium, to molten iron

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We made the world

Kinam Metal specialize in the manufacturer of manhole covers for noiseless type and locking type which are in harmony with surroundings

Tougher and lighter

Ductile iron manhole cover has 3 big advantages over grey iron cover

Higher strength

Ductile Iron has approximately twice the strength of Cast Iron as determined by tensile, beam, ring bending, and bursting tests.

Higher performance

Follows the industry’s most strict and up-to-date standards; The standards for ductile iron require higher performance.

Less break

Less likely to break; spheroidal form results in enhanced ductility, which prevents the breakage when overloaded.

point product

Watertight manhole cover&frame

Watertight up to 1bar. Solid bolt locks with WATER PROOP rubber lids. EPDM rubber seal inserted for watertight action. Ventilation option. Product size customizable

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Solid cover&frame

Solid cover with customized cover pattern. Available in various dimensions and load capacity. Durable and economical design. Rubber insertion for noiseless feature (optional). Ventilation option

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Solid cover&frame

Solid cover with customized cover pattern. Available in various dimensions and load capacity. Durable and economical design. Rubber insertion for noiseless feature (optional). Ventilation option

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Hinged security locking cover&frame

Anti-theft system - hinge & lock. Automatic clicklock. Solid cover with customized cover pattern. Available in various dimensions and load capacity · Durable and economical design. Ventilation option. Product size customizable

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