What payment terms are accepted?

We accept T/T (Telegraphic Transfer) as the term of payment.

Is OEM/ODM service available?

Yes, we accept OEM & ODM customization, including customization from samples, designs, and flexible minor or full customization.

What certifications does the product hold?

The product holds ISO certification and complies with ANSI/NAAMM MBG 531, OSHA, and EN ISO 14122-3 load standards.

Serrated Bar High Strength Galvanized Steel Grating Grid with ISO Certification

Name: Serrated Bar High Strength Galvanized Steel Grating Grid with ISO Certification
Brand: Yantai Defeng Metal Products Processing Co., Ltd.
SKU: 2262045215

Shandong, ChinaYantai Defeng Metal Products Processing Co., Ltd.

US$10.00-100.00

100 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Provided

Warranty

1 Year

Certification

ISO

Application

Steel Structure Walkway, Foot Pedal, Drain Cover, Industrial Plants & Equipment Platforms

Manufacturing Method

Machine Welding

Material

Mild Steel (Hot-DIP Galvanized), Stainless Steel

Tread Type

Serrated Bar Grating,Full Serrated Surface,etc

Standard Tread Depth

225mm, 250mm, 280mm, 300mm

Standard Tread Width

700mm, 800mm, 900mm, 1000mm, 1200mm

Bearing Bar Thickness

3mm, 4mm, 5mm, 6mm

Surface Treatment

Hot-DIP Galvanized,Epoxy Coating,etc

Optional Accessories

Anti-Slip Nosing,End Closure Bars, Kick Plates,etc

Load Standards

Complies with ANSI/Naamm Mbg 531, Osha, En ISO

Feature

Low Life-Cycle Cost,Inherent Safety,Fire Resistant

OEM & ODM Custom

Transport Package

Standard Export Pallet

Specification

Standard Specifications Or Customized

Trademark

Defeng

Origin

Yaitan, China

Key features

Superior Anti-Slip Safety: Serrated bars ensure traction in wet/oily conditions, reducing slip hazards.

High Strength & Lightweight: 50-70% lighter than solid steel, lowering structural load and easing installation.

Excellent Drainage: Open mesh prevents water/debris accumulation, keeping stairs clean and dry.

Low Life-Cycle Cost: Near-zero maintenance and high durability reduce total cost of ownership.

Flexible Installation: Supports bolted, welded, or clip-on systems for diverse stair structures.

Fire & Corrosion Resistant: Non-combustible metal construction withstands corrosive environments.

ISO Certified Quality: Complies with ANSI/NAAMM MBG 531, OSHA, and EN ISO 14122-3 standards.

Customizable Options: Accepts OEM/ODM, custom sizes, materials, and surface treatments.

Company profile

High Repeat Buyers ChoicePatents AwardedManagement CertificationEnvironmental Protection

Yantai Defeng Metal Products Processing Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier reports broad project experience in power generation, shipbuilding, municipal engineering, and transportation, supported by ISO9001:2015 and ISO14001:2015 certifications. It provides 3D design and multiple customization options, maintains inventory capability, and has documented inspection, quality-assurance, complaint-handling, corrective-action, and traceability procedures. However, it is not identified as a professional technical supplier, lacks a valid manufacturing-capacity contract with affiliated subcontractors, has no overseas warehouses, showrooms, agents, branches, or overseas-service countries, and has only one year of export experience. Financial data is insufficient for a reliable assessment, and no specific customer names or project cases are provided.

CertificationsThe supplier reports holding ISO9001:2015 and ISO14001:2015 certificates. These explicitly support certified quality-management and environmental-management systems.

After-Sales capabilityThe supplier has documented procedures and records for customer complaints and corrective and preventive actions, and reports quality assurance and raw-material traceability. However, it has no overseas agents, branches, warehouses, showrooms, or overseas-service countries, limiting evidence of localized after-sales coverage.

R&D capabilityThe supplier reports new products in the past year, offers ODM services and 3D software design, and supports customization from samples and designs. It is not a professional technical supplier and has no available SDK, so the evidence supports product-development activity but not a broad advanced-technology capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, along with 3D software design services. This is direct evidence of broad customization capability.

Product Q&A

Q:What materials are available for the stair tread grating?

We offer Mild Steel (Hot-Dip Galvanized), Stainless Steel (304/316), and Aluminum Alloy. Galvanized steel is the standard for economy and durability.

Q:Can the dimensions be customized?

Yes, standard tread depths (225-300mm) and widths (700-1200mm) can be customized based on stair width. Bearing bar thickness (3-6mm) is selected based on span and load.

Q:What is the minimum order quantity?

The minimum order quantity is 1 Ton.

Q:What is the lead time for production?

The average lead time is one month for both peak season and off-season.

Q:What warranty is provided?

We provide a 1-year warranty with after-sales service provided.