Product overview of 8mm thin-walled cast steel concrete pipe manhole cover pallet bottom ring/tray
Industry Trends & Market Overview
The global infrastructure market witnesses a growing demand for robust and durable industrial pipe accessories.
8mm thin-walled cast steel concrete pipe manhole cover pallet bottom ring/tray emerges as a preferred solution, attributed to:
- Urbanization and increased utility pipeline projects
- Rising requirements for corrosion-resistance and sustainability
- Stricter ISO 9001, EN124, and ANSI industry standards driving quality upgrades
- Lean manufacturing focusing on lightweight yet high-strength elements
Industry data: According to
Statista, the global pipeline market size surpassed $68 billion in 2023, with the demand for advanced manhole accessories growing at 5.1% CAGR.
On-site installation of 8mm thin-walled cast steel concrete pipe manhole cover pallet bottom ring/tray
Technical Specifications – Product Data Sheet
Parameter |
Specification |
Industry Standard |
Wall Thickness |
8mm (±0.3mm tolerance) |
EN124 / ISO 1083 |
Material |
QT450-10 Cast Steel (Ductile Cast Iron Standard) |
ISO 1083 / ASTM A536 |
Surface Treatment |
Anti-corrosive epoxy coating |
ISO 12944 |
Outer Diameter Range |
500mm ~ 2200mm (customizable) |
Project specific |
Tensile Strength |
≥ 450 MPa |
ISO 1083 |
Yield Strength |
320 MPa (min.) |
ISO 1083 |
Impact Resistance |
≥ 10 J (at -20°C) |
ISO 148 |
Coating Thickness |
≥80μm |
ISO 12944-6 |
Typical Weight |
~32 kg (for 800mm diameter) |
N/A |
Precision cast surface and sealing edge details
Manufacturing Process Flowchart
Step 1
Material Selection
Choose QT450-10 ductile cast steel for optimum ductility and load resistance.
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Step 2
High-Precision Molding
Automated sand casting molds are prepared, ensuring consistent 8mm wall thickness.
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Step 3
Casting & Cooling
Molten steel is poured; controlled cooling prevents internal stress and microcracks.
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Step 4
Rough Machining
Excess material removed using CNC turning-lathes for high dimensional accuracy.
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Step 5
Quality Inspection
Ultrasonic flaw-detection, surface roughness & hardness checks to ISO / ANSI standards.
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Step 6
Surface Coating
Epoxy or zinc-rich coating per ISO 12944, average thickness ≥ 80μm.
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Step 7
Final Assembly
& Packaging
Assemble with custom fasteners if needed, pack with impact-resistant protection.
In-house ISO-certified quality inspection of 8mm thin-walled cast steel concrete pipe manhole cover pallet bottom ring/tray
Key Technical Advantages: Why Choose This Product?
- High Load-Bearing: 8mm thickness tailored for urban trunk pipelines, supports up to 40 tons static load (heavy-duty class).
- Corrosion Resistance: Epoxy/zinc surface, 1500+ hours salt-spray test, ideal for rainwater, sewage, and corrosive environment applications.
- Precision Fit: ±0.3mm tolerance, guaranteeing reliable sealing with concrete pipe interfaces.
- Lightweight Yet Strong: Thin-wall casting reduces deadweight, easing installation and transport versus traditional 12-18mm wall rings.
- Compliance: Certified to ISO 9001, EN124 B/E class, and ANSI A112.3.1.
- Lifecycle: Independently tested for >30 years service in standard municipal conditions.
Corrosion-resistance test & surface coating quality
Product Performance Comparison Chart
CNC finishing for superior fit and durability
Distribution by Application Industry
Urban pipeline system utilizing 8mm thin-walled cast steel concrete pipe manhole cover pallet bottom ring/tray
Surface Coating Effectiveness vs Environmental Exposure
Pallet bottom ring/tray ready for project delivery
Application Scenarios: Field-Proven Performance
- Municipal Drainage & Water Treatment Plants: Used in main sewer connections and water supply lines for leak-tight, rigid pipe interfaces.
- Petrochemical Industries: Resists exposure to acids, oil vapors, and extreme temperature cycles. Cited in projects such as Sinopec (China) pipelines in 2023.
- Industrial Parks & Heavy-duty Roadways: Withstands dynamic truck traffic, preventing manhole movement or subsidence.
- Steel & Metallurgy: Used as support rings for cooling water and effluent pipes in steel mills (e.g., Wuhan Steel Group case study, 2022).
Case Study – Waterworks Project (2023, Hebei, China):
- Challenge: Existing grey iron trays (18mm) suffered corrosion and fitment issues, leading to repeated pipeline leaks.
- Solution: Switched to 8mm thin-walled cast steel concrete pipe manhole cover pallet bottom ring/tray with epoxy coating.
- Result: Reduced replacement downtime by 45%, improved pipe sealing, and cut annual maintenance costs by 33%.
End-user feedback cited ease of installation and noticeable durability improvement.
Manufacturer Comparison: Selection Guide
Manufacturer |
Material |
Max Diameter (mm) |
Coating Type |
Certifications |
Lead Time (days) |
Casiting |
QT450-10 Cast Steel |
2200 |
Epoxy/Zinc-rich |
ISO 9001, EN124 |
15-25 |
KingIron |
Ductile Iron |
1800 |
Bitumen |
EN124 |
22-30 |
SS PipeFit |
Forged Steel |
1600 |
Galvanized |
ISO 14001 |
18-35 |
EastFoundry |
Grey Cast Iron |
1500 |
Enamel Paint |
ANSI A112.3.1 |
20-28 |
Customization & Tailored Engineering Solutions
- Diameter Customization: Available from 500mm to 2200mm. Non-standard shapes possible via advanced 3D sand-mold printing.
- Material Options: Alternate grades (QT500, forged steel) or special alloys for extreme environments.
- Coating Solutions: Dual-layer, acid-proof and abrasion-resistant coatings as per customer request.
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Marking & Traceability: Laser-engraved batch codes and RFID tags for project lifetime traceability.
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On-Demand Testing: Third-party (SGS) testing reports available; FEA mechanical strength simulation per ISO 9001 project specs.
User Experience: Client Testimonials
"Since switching to Casiting's 8mm thin-walled cast steel concrete pipe manhole cover pallet bottom ring/tray, our maintenance workload dropped significantly. The rings fit perfectly and have shown no sign of corrosion even in challenging chemical runoff."
— Utility Infrastructure Engineer, Guangdong Municipal (2023)
"Quick installation, robust quality, highly recommend for high-load drainage projects."
— Senior Project Manager, City Drainage Co. (2022)
Certifications, Corporate Partnerships & Industry Recognition
Casiting's 8mm thin-walled cast steel concrete pipe manhole cover pallet bottom ring/tray complies with:
- ISO 9001:2015 certified factory processes
- Independent EN124 B/E class load certification
- ANSI A112.3.1:2021 listed for North America
- Supplying to leading EPCs: Sinopec, Baosteel, China State Construction, Asian Water Utilities
30+ years' service record, with successful deployments in over 20 nations worldwide.
Lead Time, Warranty, and Professional Support
- Lead Time: Standard delivery within 15-25 days (for orders < 500 units). Large-scale project delivery by phased schedule.
- Warranty: 5-year product warranty covering materials and manufacturing defects (standard conditions).
- Aftersales: Dedicated technical engineering team available for installation advice, on-site training, and troubleshooting.
- Support: 24/7 online customer service, quick response for claims, and free replacement within warranty term for verified defects.
- Testing & Documentation: Each shipment includes full material certificate, test records, and CE/ISO compliance declaration as needed.
FAQ: Professional Technical FAQ
Q1: What is the base material used in the 8mm thin-walled cast steel concrete pipe manhole cover pallet bottom ring/tray?
A1: The standard material is QT450-10 ductile cast steel, known for its high tensile strength (≥450 MPa) and superior elongation, meeting ISO 1083 and ASTM A536 specifications.
Q2: What surface coatings are available, and how do they resist corrosion?
A2: Options include epoxy (ISO 12944), zinc-rich, or dual-protection coatings. All coatings pass 1300–2200 hours in neutral salt-spray tests, ensuring long-term protection even in aggressive environments.
Q3: What are the available diameter and dimensional ranges?
A3: Standard diameters range from 500mm up to 2200mm; custom sizing is supported per client specification or project drawings.
Q4: What international quality standards does the product meet?
A4: Fully compliant with EN124, ISO 9001, and ANSI A112.3.1. Additional third-party inspections (e.g., SGS, TUV) available per client request.
Q5: How should the pallet bottom ring/tray be installed for concrete pipe connections?
A5: Install level onto reinforced base concrete; ensure proper keying and sealing. Follow project-specific alignment and vibration-resistance requirements.
Q6: Can the product be used in high-traffic or corrosive environments?
A6: Yes. The cast steel base and advanced coatings make the ring/tray suitable for road crossings, industrial zones, and chemical disposal sites, providing 30+ years of expected service life.
Q7: What aftersales and technical documents are supplied?
A7: Each shipment includes material certificates, NDT records, load-test results, and installation manuals. Custom third-party inspection and FEA reports upon request.
Conclusion
Choosing a certified, precision-engineered
8mm thin-walled cast steel concrete pipe manhole cover pallet bottom ring/tray
offers tangible advantages for utility infrastructure, industrial pipelines, and municipal projects. Its proven load-resistance, exceptional anti-corrosive properties, and customization flexibility position it as a future-ready upgrade for demanding applications.
Maximize safety and longevity for your pipeline connection projects. Partner with certified experts for efficient, reliable solutions.