Why is this composite cover better than cast iron?

It is lighter for easier transport and installation, more cost-effective, and anti-theft due to its non-metallic nature.

What is the material composition of the cover?

The cover is made of Sheet Moulding Compound (SMC), consisting of fiberglass and unsaturated resin.

Does the cover provide anti-static protection?

Yes, specific models are designed to be antistatic, watertight, and suitable for gas stations.

Watertight Manhole Cover with Frames Composite Hinged with Screws

Name: Watertight Manhole Cover with Frames Composite Hinged with Screws
Brand: Hangzhou Jinmeng Road Establishment Co., Ltd.
SKU: 907485835

Zhejiang, ChinaHangzhou Jinmeng Road Establishment Co., Ltd.

US$124.50

10 Sets

Product profile

Customization

Available

Material

SMC

Certification

ISO, CE

Model NO.

JM-MR101D1

Certificate

Ce, SGS, Eurofins, ISO

International Standard

BS En124-1994

Logo

Customized

Cover Thickness

40mm

Clear Opening

600mm

Features

with Hinge and Lock

Service Life

More Than 30 Years

Type

Round

Metal Type

SMC Fiberglass Reinforced Plastic Manhole Cover

Color

Customized

Product Name

FRP SMC Manhole Cover

Weight

53.0kg

Transport Package

20 PCS to One Wooden Pallet

Specification

D400 clear opening 600mm

Trademark

JINMENG

Origin

China

HS Code

3926909090

Production Capacity

800 Sets/Month

Key features

Anti-Theft Design: Non-metallic and non-conductive material with no recycling value, completely preventing theft.

High Load Capacity: Patented W-SMC material supports loads from A15 to F900, comparable to ductile iron strength.

Customizable Options: Color, logo, and surface patterns can be customized according to user demands.

Long Service Life: UV stable colors prevent flaking or cracking, ensuring a minimum lifespan of 30 years.

Watertight & Sealed: Hermetically sealed design prevents gas leakage and eliminates noise pollution or rebound.

Corrosion Resistance: Excellent wear and corrosion resistance ensures the cover never rusts over time.

Temperature Resistance: Acts as an excellent insulator against heat, functioning from -40 to 300 degrees Celsius.

Lightweight & Cost-Effective: Lighter than cast iron for easier installation, with a much lower price for same specifications.

Company profile

Hangzhou Jinmeng Road Establishment Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2009-05-01 CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤24h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryHangzhou Jinmeng Road Establishment Co., Ltd. is identified as a manufacturer founded in 2001, with 190 employees and a 30,000 m² manufacturing plant in Zhejiang, China. The supplier produces composite infrastructure products, including manhole covers, grating, water meter boxes, and related items. Evidence indicates more than 10 production lines, 20 R&D engineers, 11–20 quality-control staff, and stated lead times of within 15 workdays in off-peak periods and one month during peak periods. The company holds ISO 9001:2015 and ISO 14001:2015 certifications and reports CE, SGS, BV, and Eurofins certificates. It states that technical consultancy, customer-specific integrated solutions, customization, and after-sales service are available. Export activity began in 2009, with exports representing 21%–30% of total sales and markets covering multiple global regions. However, the provided information does not substantiate specific customer cases or allow a complete assessment of financial credibility.

Supplier typeThe supplier is explicitly classified as a manufacturer and factory operating in the manufacturing industry, with composite infrastructure products and a stated 30,000 m² manufacturing plant. This supports its suitability as a production supplier rather than solely a trading intermediary.

CertificationsThe supplier explicitly reports ISO 9001:2015 and ISO 14001:2015 certificates, along with CE, SGS, BV, and Eurofins certificates. These stated certifications indicate documented quality and environmental management credentials, although the slices do not provide certificate numbers, validity dates, or scopes.

After-Sales capabilityThe supplier states that its technical consultancy team provides technical advice, support, and integrated solutions based on individual customer demands, and it claims superior after-sales service. This is explicit evidence of service capability, though no detailed service process, response time, or service network is provided.

R&D capabilityThe supplier reports more than 10 years of composite-product experience, 20 R&D engineers, technical consultancy support, and product features including anti-corrosion, high strength, lightweight design, and flexible customization. These details provide explicit evidence of product development and engineering capability.

Production capacityProduction capacity is supported by 190 employees, a stated 70,000 m² plant in one description, a separately reported 30,000 m² manufacturing area, more than 10 production lines, multiple workshops and warehouses, and stated fulfillment times of within 15 workdays off-peak and one month during peak season. The differing plant-area figures should be clarified, but the overall evidence indicates substantial production capability.

Customization capabilityThe supplier explicitly states that its technical team develops solutions according to individual customer demand and that products can be customized with logos, inscriptions, and colors. This directly supports customization capability for the stated product range.