Non intelligent anti fall net（optional） – Metal Welded Manhole Cover | Welded Manhole Cover | Metal Manhole Cover | Invisible Manhole Cover

PRODUCT PARAMETERS

Process: Resistance Pressure Welding
Surface Treatment: Hot-Dip Galvanized
Compatibility: Suitable for All Daxing Welded Manhole Covers
Features: Anti-Fall Protection, Corrosion Resistance
Advantages: Lightweight, High Load Capacity, Easy Installation
Safety: Reliable Secondary Fall Protection System
Applications: Utility Chambers, Inspection Wells, Municipal Infrastructure
Customization: Size and Specification Available Upon Request

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Description

FAQs

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Description

The grating of this anti-fall safety net is integrally formed by resistance pressure welding equipment, with full-piece hot-dip galvanized anti-corrosion finishing. Compatible with all series of Daxing metal welded manhole covers as optional supporting fittings. Characterized by lightweight structure, high ultimate bearing capacity, convenient on-site installation and outstanding anti-fall safety protection performance.

Anti-Fall Net Specifications

Parameter	Specification
Net Material	Stainless Steel 304 / 316
Mesh Opening	≤50×50 mm (anti-fall requirement)
Load Capacity	Supports the weight of an adult (≥100 kg static)
Corrosion Protection	Stainless steel; no additional treatment required
Installation	Integrated into the manhole cover frame during manufacture

Base Product Specifications

Parameter	Specification
Model Code	HJ [Load Class][Diameter]·[Z for Smart]
Diameter Options	Φ600 / Φ700 / Φ800 / Φ900 mm
Load Classes	A (15KN) / B (125KN) / C (250KN) / D (400KN) / E (600KN) / F (900KN)
Material	Carbon Steel / Alloy Steel / Stainless Steel 304 or 316
Surface Treatment	Hot-Dip Galvanized (carbon/alloy steel); Untreated (stainless steel)
Opening Angle	180° (hinged lid)
Key Features	Anti-Slip · Anti-Theft · Anti-Fall · Anti-Displacement · Noise-Free · Easy-Open
Standards	T/CASME 2152—2026 / GB/T 23858 / EN124:2015
Custom Sizes	Available upon request

Load Class Selection Guide

Load Class	Test Load (KN)	Recommended Applications
A	15	Pedestrian paths, parks & landscaping (no vehicle access)
B	125	Pedestrian roads with vehicle access, underground small car parks
C	250	Residential areas, alleys, light vehicle roads
D	400	Main roads, highways, high-grade expressways
E	600	Large freight terminals, airport taxiway outer areas
F	900	Airport taxiways (aircraft load)

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For pricing, samples, or technical inquiries:

📧 ytdaxing@sina.com | 📱 WhatsApp: +86 13105352113

FAQs

What types of products can we offer?

We mainly offer steel grating, stair treads, trench covers, welded steel manhole covers, rainwater gratings, recessed manhole covers, and customized steel structure components.

Our products are widely used in petrochemical projects, nuclear power projects, municipal engineering, wastewater treatment plants, industrial platforms, residential areas, parks, ports, airports, and construction supporting facilities.

What logistics do we ship through?

For project orders, we provide integrated delivery support, including product coordination, packaging recommendations, loading arrangements, and shipment planning.

We can adjust the packaging method and delivery schedule according to different project requirements, and support batch delivery when needed. This helps customers reduce communication costs and keep project delivery more manageable.

Can it be customized as per our requirements?

We offer drawing customization, non-standard custom manufacturing and full supporting production for engineering projects.

Our technical team provides one-on-one technical communication. We adopt professional software for drawing deepening and arrange production strictly per your project demands. Customization is available on materials, surface finishes, load standards, dimensions and installation accessories.

What is our ordering process?

Our general ordering process is:

Requirement confirmation → Drawing/specification review → Technical communication → Quotation → Sample or drawing confirmation → Production → Quality inspection → Packaging → Delivery

For non-standard products, early communication and sample preparation usually take around one month. For regular production capacity, our steel grating output can reach about 100 tons per day, and our welded manhole cover output can reach about 1,000 sets per day.

What services are included in the after-sales service?

PRODUCT PARAMETERS

Description

Anti-Fall Net Specifications

Base Product Specifications

Load Class Selection Guide

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FAQs

REQUEST A QUOTE

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Intelligent Anti Fall Net（optional）

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