Qingdao Elite New Materials Co., Ltd.
| Flexural Strength | ≥ 120 MPa |
| Delivery Time | 7 working days for stock, 20-30 days for production |
| Tensile Strength | ≥ 60 MPa |
| Anti Corrosion | Full Composite - Acid and Alkali Resistant |
| Packaging Details | WNRLN branded wooden pallet with protective film wrap, export-grade strapped packaging |
| Payment Terms | T/T,L/C,Western Union |
| Shape | Round |
| Diameter | 600-1000 mm |
| Color | Black |
| Supply Ability | 12000 Pieces per Month |
| Material | Fiber Reinforced SMC Composite |
| Frame Type | Embedded with Bolted Lock |
| Load Rating | EN124 Class D400 (40 tons) |
| Operating Temperature | -40°C to 80°C |
| Model Number | DG02 |
| Brand Name | ELITE |
| Certification | ISO 9001:2015, EN124 |
| Place of Origin | Shandong, China |
View Detail Information
Explore similar products
Long-lasting Maintenance-free SMC Access Grate with No Rusting for Water Supply
Heavy Duty Corrosion Resistant Gully Grating with Composite Frame for Commercial
High Load Capacity Ductile Iron Gully Grating for Heavy Traffic Areas Ensuring
Corrosion Resistant Lightweight Non Conductive FRP Gully Grate for Industrial
Product Specification
| Flexural Strength | ≥ 120 MPa | Delivery Time | 7 working days for stock, 20-30 days for production |
| Tensile Strength | ≥ 60 MPa | Anti Corrosion | Full Composite - Acid and Alkali Resistant |
| Packaging Details | WNRLN branded wooden pallet with protective film wrap, export-grade strapped packaging | Payment Terms | T/T,L/C,Western Union |
| Shape | Round | Diameter | 600-1000 mm |
| Color | Black | Supply Ability | 12000 Pieces per Month |
| Material | Fiber Reinforced SMC Composite | Frame Type | Embedded with Bolted Lock |
| Load Rating | EN124 Class D400 (40 tons) | Operating Temperature | -40°C to 80°C |
| Model Number | DG02 | Brand Name | ELITE |
| Certification | ISO 9001:2015, EN124 | Place of Origin | Shandong, China |
| High Light | Heavy Duty SMC manhole grate ，FRP composite access cover ，D400 road manhole cover | ||
Elite heavy-duty SMC manhole cover is developed for applications exposed to demanding vehicle loads and challenging outdoor conditions. The product uses reinforced fiberglass and high-performance SMC resin to create a rigid composite structure through compression molding.
The D400 configuration is designed for heavy traffic environments, while lighter load classifications are also available for other installation conditions. In addition to mechanical strength, the composite material provides corrosion protection and reduces the risk of theft compared with conventional metal products.
Its lightweight characteristics can also improve handling efficiency during installation and maintenance, making it a practical solution for large-scale infrastructure projects.
Heavy Traffic Application
The D400 version is designed for demanding road environments where access covers are exposed to frequent vehicle loading.
Reinforced Composite Construction
Fiberglass reinforcement improves structural stability and helps distribute external loads through the molded composite body.
Corrosion-Free Alternative
The SMC material does not rust like conventional iron and is suitable for wet, humid and outdoor environments.
Reduced Theft Risk
The non-metallic structure provides an effective alternative where cast iron covers are vulnerable to theft
Lower Handling Burden
Compared with traditional heavy metal covers, the composite construction can simplify lifting, transportation and installation.
Weather Resistance
The material is suitable for outdoor infrastructure and can withstand normal exposure to moisture, temperature variation and environmental conditions.
| Item | Details |
|---|---|
| Product Name | Heavy Duty SMC Manhole Grate |
| Material | FRP / SMC |
| Reinforcement | Fiberglass |
| Heavy-Duty Grade | D400 |
| Other Grades | A15 / B125 / C250 |
| Standard | EN124 |
| Shape | Square / Round |
| Surface | Anti-Slip |
| Locking Device | Optional |
| Sealing Ring | Optional |
| Custom Size | Available |
Elite supports custom production based on engineering drawings and application requirements. Customers can specify dimensions, load rating, cover structure, logo, surface pattern, locking solution and frame configuration.
We apply quality control throughout raw material preparation, molding, dimensional inspection and finished-product testing. Load testing and relevant technical documentation can be arranged according to project requirements.
Contact Elite for a D400 SMC composite manhole cover quotation and project consultation.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2004
Total Annual:
1000-1500
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Elite New Materials is a leading provider of advanced SMC (Sheet Molding Compound) products, backed by over 20 years of dedicated experience in the building materials industry. We specialize in manufacturing high-performance composite solutions for a wide range of applications—includin... Elite New Materials is a leading provider of advanced SMC (Sheet Molding Compound) products, backed by over 20 years of dedicated experience in the building materials industry. We specialize in manufacturing high-performance composite solutions for a wide range of applications—includin...
Get in touch with us
Leave a Message, we will call you back quickly!