Drainge Pit Covers - Simple and economic construction; surrounded angle bases can be set into the water well cover。
Drainge Pit Covers
Production Methods:
1. Twisted Steel: the more common method; to twist steel as crossbar.
2. Double Flat Steel: made by interlacing two flat iron.
3. Detailed Type: the main lever spacing of 12.5mm; used for barrier-free space and the general spacing of 30 or 35.3mm.
4. Interspersed Type: Interspersed with round iron to middle of flat steel.
Model | Ditch pitch (mm) | Grating Wide (mm) | Grating Height | |
frame | Cover | |||
CFM-90 | 900x900 | 1023x1022 | 955x1000 | I-75 |
CFM-80 | 800x800 | 912x922 | 890x900 | I-75 |
CFM-70 | 700x700 | 812x822 | 784x800 | I-65 |
CFM-60 | 600x600 | 731x739 | 713x715 | I-65 |
CFM-50 | 500x500 | 635x622 | 607x600 | I-55 |