penutup lubang besi mulur

Perlindungan manhole adalah plat yang boleh ditanggalkan membentuk tudung di atas pembukaan lubang, untuk mengelakkan sesiapa atau apa -apa dari jatuh, dan untuk menjauhkan orang yang tidak sah dan bahan.

Kami menghasilkan pelbagai kelas penutup lubang dan gratings dalam besi kelabu atau besi mulur dari Kelas A15 hingga F900 mengikut sampel atau keperluan pelanggan.

Product Name	Manhole cover
Material	Ductile iron GGG500/7,Gray iron,etc
Dimensions	As your demands
Surface	bitumen/epoxy painting/etc /or as your request
Load capacity	A15,B125,C250,D400,E600,F900
Standard	BS EN124-2: 2015;EN1433
Color	grey/black/as your request
Weight	5-120kg/ as your requirement
Feature	anti-theft, Auti-rust, less noise, long time sevice,durable, easy to assemble & dismantle;Easy to install noise reduction
Package	wooden pallets or steel pallets, or as your request
Note	OEM service is available

Ductile Iron Manhole Cover and Grating	EN124:1994	Material: GGG500-7
Class	Application	Dimension (Frame mm)
A15	Pedestrians, Pedal Cyclists	Dia760
B125	Footways, Pedestrians, Car parks	290*290, dia800 ...
C250	Kerbside channel of roads	700*700, 600*800 ...
D400	Road, hard shoulders etc.	850*850, 920*920 ...
E600	Docks, aircraft pavements etc.	as per your demands
F900	Aircraft pavements etc.	as per your demands