タイトルまたは説明

Our products have the following special advantages: 1. Strictly manufactured according to ISO ***1:***0 and en**4 2. High load capacity(max*0ton) 3. Contain no metal, no scrap value 4. Long service life(min*0 years) 5. Well sealed, no noise pollution or rebound 6. Good wear and corrosion resistance, never rust 7. Special relief sculpture on surface with good decorative effect 8. Perfect design and rich colors individually against various needs and Requirements. We can supply 3 types of manhole covers against its shape: 1. circular cover 2. square cover 3. Circular cover with square outside Four grades of load capacity are available: 1. A*5 2. B**5 3. C**0 4. D**0