D400 composite rubber manhole covers gaskets/ SMC manhole cover round
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D400 Composite Rubber Manhole Covers Gaskets / SMC Manhole Cover Round
The D400 composite rubber manhole covers gaskets and SMC manhole cover round are widely used in various applications. They are made of fiberglass and resin, without any steel bar, making them lightweight compared to cast iron covers. The manhole cover gaskets are available in different colors such as black, green, yellow, orange, grey, etc. They have a service life of more than 30 years and are resistant to corrosion, making them suitable for water applications.
Products Details
- Theft aversion & security
- Lightness and handiness
- Long, durable service life
- Customization
- Cost of transportation, installation, and usage
Techniacal Parameters:
OEM is supported
- Inscription Design (customized inscription)
- Logo Design (customized logo)
- Surface Pattern Design (customized surface patterns)
- Colors Design (customized colors)
Application
- Gas
- Water
- Main Road
- Telecommunications
- Petrochemical Installations
- Underground/Electrical Installations
- Access to Pipework Chambers and Petroleum Storage Tanks
EN124 D400 Rubber Manhole Cover Gaskets Description
FRP Composite Manhole Covers Standard: EN 124-1994
Loading capability: A15+, B125, C250, D400, E600
Material: Sheet Moulding Compound (SMC)
SMC Manhole Cover in EN 124 with A15+, B125, C250, D400, E600, F900
SMC/FRP D400 Rubber Manhole Cover Gaskets Features
1. Against theft - JINMENG SMC manhole cover is non-metallic, non-conductive, and non-sparking.
2. High load capacity - Main components are fiberglass and unsaturated resin with different load capacity options.
3. Free design - Customizable color, logo, panel, load, and dimension.
4. Long life - Minimum lifespan of 30 maintenance-free years.
5. Well sealed - Hermetically sealed to prevent poisonous gases leakage and noise pollution.
6. Good wear and corrosion resistance - Rust-free with excellent wear and corrosion resistance.
7. High and low-temperature resistance - Insulator against heat and cold.
8. Lighter weight and more competitive price - Convenient to transport, install, and repair.
Other Products
EVER-POWER GROUP mainly supplies various cast iron products used in the industry, such as Grey Cast Iron, Ductile Cast Iron, Alloy Steel Casting, Stainless Steel Casting, Carbon Steel Casting, Corrosion Resistant Steel Casting, Aluminum Pressure Die Casting, Aluminum Gravity Die Casting, Aluminum Sand Casting, Aluminium Alloy Casting, Refractory Steel Casting, Copper alloy casting, Zinc alloy casting, Sand Casting, Green Sand Casting, and more. We offer high-quality products, favorable prices, and considerate service. We welcome customers to come with drawings or samples for customization.
FAQ
1. Can the D400 composite rubber manhole covers gaskets be customized with a specific color?
2. What is the maximum load capacity of the SMC manhole cover round?
3. Are the manhole cover gaskets suitable for underground electrical installations?
4. How long is the service life of the D400 composite rubber manhole covers gaskets?
5. Do the SMC/FRP manhole cover gaskets require any special maintenance?
Product Quick Detail:
- Standard and non-standard available
- With high quality and competitive price
- Prompt delivery
- Packing as per customer’s demand.
We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.
Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

Materials Available
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
Surface Treatment
Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.
Processing Method
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
QC & Certificate
Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Package & Lead Time
Size: Drawings
Wooden Case/Container and pallet, or as per customized specifications.
15-25days samples. 30-45days offcial order
Port: Shanghai/Ningbo port






