FRP / SMC Composite Specialist

Composite CoversBuilt for Fuel Stations.

20+ years manufacturing EN124 D400 heavy-duty composite manhole covers for petrol stations, highways, and industrial sites.
Trusted by PetroChina & Sinopec — exported to 40+ countries.

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Our Products

Composite Manhole Covers
for Every Load Class

All covers are manufactured using our proprietary SMC formula. EN124 load classes A15 through D400, custom sizes available.

EN124 D400 · SMC Composite

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Most Popular

Fuel Station Cover Series

Complete D400 range for petroleum retail forecourts. 900×900 square sump covers, 900mm round, 900 DIP double inspection port, 350mm sensor access. PetroChina & Sinopec approved.

EN124 D400 4 Models IP68 Watertight Non-Conductive Lockable SMC Material

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Fuel Station

Roads & Municipal Series

Composite covers for highways, main carriageways, and urban infrastructure. Multiple load classes B125–D400. Anti-theft by design. EN124, AS3996, AASHTO certified.

EN124 B125–D400 AS3996 AASHTO

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Custom OEM Covers

Bespoke dimensions, branded surfaces, and any load rating. In-house SMC tooling. Approved OEM supplier for PetroChina and Sinopec station programmes.

Any Size Custom Logo A15–D400

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Custom OEM

Fuel Station Cover Series

Complete D400 range for petroleum retail. 900×900 square, 900mm round, DIP double-port, 350mm sensor access. PetroChina & Sinopec approved OEM supplier.

Any Size Custom Logo A15–D400

View Full Range Request Quote →

Application Sectors

Where Our Covers Are Installed

We supply composite manhole covers to project buyers across three core sectors. Each has different technical requirements — our range covers all of them.

01 ⛽

Fuel & Petrol Stations

Primary Market — Tanker Areas, Forecourts, Sumps

D400 covers for tanker delivery zones
900mm watertight sump access covers
Anti-slip surface for wet forecourt areas
Non-conductive — zero spark risk near fuel
Supplied to PetroChina & Sinopec stations

02 🛣️

Highways & Industrial

High-Traffic Zones, Truck Stops, Depots

D400 heavy-duty for highway carriageways
Suitable for bus depots & freight stations
Anti-theft: zero scrap metal value
30+ year service life in harsh environments
EN124 & AASHTO certified for highway use

03 🏙️

Municipal Infrastructure

Utilities, Drainage, Power & Water Systems

A15–C250 covers for pedestrian & light traffic
Corrosion-resistant for drainage & sewage use
Recessed / grasstop covers for green spaces
Electrical utility: non-conductive insulation
AS3996 certified for Australian projects

Project References

Installed at Projects Worldwide

Fuel Station

PetroChina Station Upgrade

Supply of 200× D400 composite covers for tanker delivery areas and forecourt sumps across a regional station refurbishment program.

D400 Round 200 units EN124

Highway

Road Infrastructure — Australia

AS3996-certified D400 covers for a major highway drainage upgrade project. Lightweight composite specified over ductile iron to reduce maintenance burden.

D400 Round 500 units AS3996

Municipal

Smart City Project — UAE

Custom-logo composite covers with anti-slip surface supplied for a new district utility infrastructure project. EN124 B125 & C250 mixed specification.

Custom OEM 1,200 units EN124

* Project details are illustrative. Specific references and case study documentation available upon request.

Why M&C

What Makes Us Different
from Other China Suppliers

Most composite cover suppliers are trading companies. We are a manufacturer with our own SMC material production line — this affects quality, price, and lead time.

Self-Manufactured SMC Material

We produce our own SMC sheet material in-house using imported eco-friendly raw materials. This gives us full control over formula, quality consistency, and competitive pricing — unlike suppliers who buy SMC from third parties.

PetroChina & Sinopec Approved

We have been an approved composite cover supplier for PetroChina and Sinopec — China's two largest state oil companies — for many years. This isn't marketing language; it's a verifiable procurement qualification we can document.

Multi-Standard Certification

Our products are certified to EN124 (Europe), AS3996 (Australia), and AASHTO (North America). We can provide third-party test reports from SGS and national laboratories. One supplier, global compliance.

Full Customization Capability

Custom logos, colors, opening configurations, load ratings, and sizes — all produced from our own tooling. Our engineering team handles design-to-production for OEM requirements from major oil companies and EPC contractors.

EN124European Standard · A15–D400

AS3996Australian Standard

AASHTONorth American Standard

ISO 9001Quality Management

SGS3rd Party Test Reports

Get Pricing

Request a Quote

Tell us your project specifications and we'll respond within 24 hours with pricing, lead time, and available certifications.

For urgent enquiries, contact us directly:

✉️info@mcovers.com 💬WhatsApp (Fast Response)

✓ Response within 24 hours
✓ Free sample available for qualified buyers
✓ OEM / custom specifications welcome
✓ FOB Wenzhou pricing — MOQ 50 pcs
✓ Lead time 15–25 days standard orders

Product Inquiry & Quote Request

✓ Composite (FRP/SMC) Covers Only — We manufacture composite covers exclusively. Please do not submit inquiries for cast iron, ductile iron, or standard plastic covers.

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