Manhole cover:
Material: Ductile iron GJS 500-7;
Standard: EN124;
Test Load: A15-F900 (The pic shown is D400);
Certificate: ISO9001: 2000, SGS inspection.
Products information
1. Tree grates are manufactured for construction and public use. Tree grates shall be smooth and free from sand holes, blow holes, distortion or any other defects.
2. Material
Ductile iron: GJS 500-7, GGG40
Grey (Cast, Gray)iron: HT200, HT250;
3. Coating
A) Black bitumen painting;
B) Without painting,
C) Coating as per customers' requirements;
D) Different accessories are available.
We are mainly in the line for castings and Forgings, mainly products are Ductile iron and Grey iron manhole covers, Surface boxes, Frames and Gully gratings and other casting and Forging products etc. Each kind of product has over 100 kinds of models and specifications. The factory's area is 6000sq. M. Our company have 100 worker including 2 higher engineer, 3 science and technology people and 3 managers.
Our annual production capacity is 8000 tons, products are mainly for export to 16 countries and regions and have won high appraisal by Chinese and overseas for the quality and service. For our products in the market and set our customers' heart at rest. Our company is dedicated to developing and enhancing friendly associating and faithful cooperation with users of Chinese and overseas in economy, technology, trading. Hongyuan welcome all customers come and visit with order.
