Hot-selling 4-20ma Flow Control Valve - Square manhole cover with 4 wings – SNODE

Material: Ductile Iron GGG500-7 

Designs: EN124 D400

Process: Auto Molding machine 

Features:

 1. Against theft — non-metallic, non-conductive and non-sparking, has no value of recycling, completely solving the theft problems.

2. High load capacity — fiberglass and unsaturated resin.

3. Free design—manhole cover can be designed according to the requirements of customer.

4. Long life —Minimum lifespan of manhole cover is 30 years free of maintenance .

5. Well sealed —It can be installed hermetically, and effectively prevent poisonous gases leaking out from cesspool. and no noise pollution or rebound.

6. Good wear and corrosion resistance —manhole cover will not rust because it has good wear and corrosion resistance.

7. High and low temperature resistance —Excellent insulator ( from-40°C~200°C)

8. Lighter weight and more competitive price— the weight of composite manhole cover especially SMC manhole cover is lighter. The composite manhole cover is more convenient to transport, install and repair.

Application:

1. Electric power pipeline well; Post, telecommunication, communication pipeline well;

2. Street lamp well, fire control well, all kinds of valve well;

3. City water, drainage pipeline well; Heat supplied, gas well;

4. Anti-corrosion project, open ditch; It as well as can be made according to customers requirements.