GRP Manhole Cover

GRP Manhole Cover, also known as FRP Manhole Cover is mainly a kinds of unsaturated polyester resin as base body, with sheet as the skeleton on the customized mold under high temperature and pressure. GRP Manhole Covers are of high density, high stiffness, high intensity of pressure, corrosion resistance, aging resistance, light weight and nice appearance. The service life of GRP Manhole Cover is longer than cast iron covers.

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Advantage of GRP Manhole Cover

High strength

Anti-Slip

Anti-Static

Light weight

Theft resistance

Waterproof

High accuracy

Corrosion resistance

Reference Standard of GRP Manhole Cover

EN124

Product Range of GRP Manhole Covers

Round Type

Square Type

Rectangular Type (Telecom Type)

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Clear Opening:

450-900mm

Class:

A15/B125/C250/D400

Clear Opening:

220*220mm-900*900mm

Class:

A15/B125/C250/D400

Clear Opening:

450*700mm-735*1500mm

Class:

B125/C250/D400

Note:

1. The color of the manhole cover could be black, grey, green, yellow and others

2. For detailed dimension, please check with us

GRP Manhole Cover — Fuel Station Type

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Item	Loading Class	O (mm)	D (mm)	F (mm)	H (mm)	h (mm)
900D	D400	900	976	1020	100	38
1025C	C250	1025	1100	1200	100	38

GRP Manhole Cover — Grass Lawn Type

Round Type

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Item	Loading Class	O (mm)	F (mm)	H (mm)	h (mm)
500A	A15	465	500	43	120
600A	A15	565	600	43	120
700A	A15	662	700	40	120
900A	A15	760	800	45	120

Square Type

Item	Loading Class	O (mm)	D (mm)	F (mm)	H (mm)	h (mm)
400*400A	A15	375*375	400*400	457*457	20	123
500*500A	A15	465*465	500*500	573*573	30	130
600*600A	A15	550*550	600*600	695*695	40	135

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