Do you provide OEM services and project customization?

Absolutely. Elite offers OEM and ODM manufacturing services, including customized dimensions, colors, packaging, branding, and technical specifications. Our engineering team can also develop new products based on customer drawings or project requirements.

Elite Heavy Duty PP with Steel Core Manhole Step for Sewer & Utility Chambers

Name: Elite Heavy Duty PP with Steel Core Manhole Step for Sewer & Utility Chambers
Brand: Qingdao Elite New Materials Co., Ltd.
SKU: 1950027851

Shandong, ChinaQingdao Elite New Materials Co., Ltd.

US$5.00-300.00

100 Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Application

Underground Utility

Color

Yellow/Orange/Customized

Model NO.

Elite-MS330

Length

330mm

Material

Polypropylene

Tenacity

High Tenacity

Type

Steel Core

Custom Fuction1

Durability

Custom Function2

Corrosion Resistance

Custom Function3

Easy Maintenance

Custom Function4

Aesthetic Appeal

Custom Function5

Versatility

Transport Package

Pallet&Waterproof Stretch Film

Specification

Φ 700*30

Trademark

Elite

Origin

China

HS Code

7418200000

Production Capacity

2000000set/Year

Key features

Superior Corrosion Protection The polypropylene outer layer completely isolates the steel core from corrosive underground environments, ensuring years of reliable performance.

High Structural Strength The internal steel reinforcement provides exceptional mechanical strength while maintaining dimensional stability under heavy use.

Enhanced Safety Deep anti-slip ribs provide secure footing for maintenance personnel even under wet conditions.

Long Service Life Designed for demanding underground environments with minimal maintenance requirements.

Easy Installation Compatible with both precast concrete structures and cast-in-place manholes for fast installation.

Cost-Effective Long operational life and virtually maintenance-free performance significantly reduce lifecycle costs.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast DeliveryR&D Capabilities

Qingdao Elite New Materials Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2019-08-01Nearest Port: Qingdao Port, Tianjin PortAverage Response Time: ≤2.14hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, CIP, EXW

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad trading and technical-service activities, export experience, extensive customization options, OEM service for well-known brands, and international market coverage. It reports ISO 9000/9001 and ISO 14000/14001 certifications, documented R&D processes, CAD and PS software capability, quality-control staffing, and stated manhole-cover production output. However, it has no available SDK, no overseas showroom, overseas agent or branch, or offline trade-show participation. Fire-drill and environmental-assessment status are unknown, patent holdings are reported as zero, and customer case evidence is limited to OEM capability without named cases.

Supplier typeThe supplier operates across technical services, technology development and promotion, import/export, building materials, metal structures, wood products, ceramics, appliances, agricultural products, and chemical products. This indicates a diversified supplier with both technical-service and product-trading activities rather than a narrowly defined single-category profile.

CertificationsThe supplier reports holding ISO 9000, ISO 9001, ISO 14000, and ISO 14001 certifications. These explicitly stated management-system certifications support a positive assessment of its documented quality and environmental management framework.

After-Sales capabilityThe supplier has export experience, accepts international quotation and payment terms, and can provide service through export arrangements involving agency export and self-operated import/export rights. However, it reports no overseas showroom, overseas agent or branch, offline trade-show participation, or overseas service countries, so its local and on-site after-sales infrastructure is limited.

R&D capabilityThe supplier has 6–10 years of total R&D engineer experience, R&D responsibilities covering new products and customer technical service, CAD and PS software capability, and auditable design input/output, review, verification, and validation documentation. Conversely, it reports no available SDK and zero patents, which limits evidence of proprietary or software-based innovation.

Production capacityThe supplier reports annual manhole-cover output of 2,000,000 sets, 11–20 quality-control staff, and peak- and off-season lead times within 15 workdays. These stated capacity, quality staffing, and delivery indicators support a positive assessment of production capability.

Customization capabilityThe supplier explicitly offers customization from samples, full customization, customization from designs, minor customization, and flexible customization. This covers multiple customer input formats and indicates strong customization flexibility.

Product Q&A

Q:What makes PP steel core manhole steps better than traditional steel steps?

PP steel core manhole steps feature a high-strength steel reinforcement fully encapsulated in polypropylene, providing excellent load-bearing capacity while preventing corrosion, rust, and chemical attack. Compared with exposed steel steps, they offer a significantly longer service life and require virtually no maintenance.

Q:Can the manhole steps be used in corrosive environments such as wastewater or coastal areas?

Yes. The polypropylene outer layer provides outstanding resistance to sewage, moisture, saltwater, acids, alkalis, and most common chemicals, making the steps ideal for wastewater treatment plants, sewer networks, marine environments, and other aggressive underground applications.

Q:Are different sizes and colors available?

Yes. We offer various dimensions, tread widths, and installation lengths to suit different manhole designs. Standard colors include orange, yellow, and black, while customized colors and specifications are available for OEM and project requirements.

Q:How are the manhole steps installed?

The steps are designed to be embedded into precast concrete manholes or cast directly into concrete structures during construction. Proper installation ensures a secure connection and reliable long-term performance.

Q:Can the steel core material be customized?

Yes. Depending on the project requirements, the internal reinforcement can be manufactured using carbon steel, galvanized steel, or stainless steel to meet different strength, corrosion resistance, and budget requirements.