China Manufacturer Weijia Grating Steel Bar Grating Trench Covers Drain Covers

Product Description

Weijia Qualification Certificate

18 years of experience in foreign trade supply, supporting global spot wholesale ,Cross border bulk OEM/ODM services

National exclusive customization

Southeast Asian market

European market

Universal version

1. Compliant with ASTM standards, high standard galvanized specifications (70-85 microns)
2. Provide technical certification certificate SGS
3. Support customized production based on specific load-bearing requirements, grid size, and processing drawings of the project, to meet the usage habits of local industrial and construction fields

1. Compliant with EU standards, high standard galvanized specifications
2. Provide technical certification certificates EN ISO CE
3. Support customized production based on specific load-bearing requirements, grid size, and processing drawings of the project, to meet the usage habits of local industrial and construction fields

Please tell us your requirements for drawing standards. 18 years of export and foreign trade experience are sufficient to meet your needs.

Product Parameters

Learn more about the main components of metal bar grating
Material	Carbon Steel , Stainless Steel
surface treatment	Hot dip galvanizing,Painting,Spray coating,self colour
Product Process	Fully automatic pressure welding , manual welding
Bearing Bar	25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc; I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc
	US standard: 25.4 x 4.8 mm  31.8 x 4.8 mm 38.1 x 4.8 mm 25.4 x 6.4 mm 31.8 x 6.4 mm 38.1 x 6.4 mm 25.4 x 3.2 mm 31.8 x 3.2 mm 38.1 x 3.2 mm etc
Bearing Bar Pitch	12.5, 15, 20, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc
	US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc
Twisted Cross Bar Pitch	38.1, 40, 50,  60, 76, 80, 100, 101.6, 120mm, etc.
Steel  Grade	ASTM A36, A1011,  Q235, S235JR, S275JR, SS304, Mild steel & Low carbon steel, etc
Grating Standard	China: YB/T 4001.1-2007 USA: ANSI/NAAMM(MBG531-88) UK: BS4592-1987 Australia: AS1657-1985 Japan: JIS             Russia:GOST
Russian Standard
Common spacing of load-bearing flat steel:	11, 22, 33, 44
Common spacing for connecting flat steel:	11, 22, 33, 66
Surface treatment	Plating thickness ≥70 μm
Custom specifications available upon request

Multiple models can be customized

Stainless steel grating

press locked grating

heavy duty steel grating

Platform Grating

Custom-Shaped Steel Grating

serrated steel grating

Compound Steel Grating

stair treads grating

drainage grate

Professional production of steel grating for 18 years

The issues you are concerned about can all be resolved here
1. A sufficiently thick amount of zinc coating fundamentally solves the problem of corrosion prevention.
2. Long service life without cost issues
3. Make load-bearing according to your requirements, ensuring absolute safety
4. The specifications, layer method, type, etc. can be customized according to your requirements. At the same time, our experts will also help you choose the product that suits your needs.

Inventory+Transportation +Production Process

Customers are with us

Company Profile

2008 The factory that produced classic products

2025 technological innovation, translation for new product manufacturing factories

Hebei Weijia Metal Mesh:  18 Years of Craftsmanship ,The Path of Evolution Our Journey

2008: Building a Solid Foundation
Hebei Weijia Metal Mesh Co., Ltd. was established, along with the construction of our first production facility. In the early years, we focused on the production and export of high-quality steel grating products. Through consistent dedication, we gained extensive manufacturing experience and earned a strong reputation within the industry.

2025: Strategic Upgrade
To meet the growing global demand for personalized and customized solutions, we invested in the development of a brand-new second factory. This facility specializes in non-standard components and advanced customization, equipped with state-of-the-art production lines capable of handling complex processes and unique project requirements.

Today: Comprehensive Capabilities
Today, we have evolved into a dual-driven manufacturing enterprise that integrates both standardized products and customized solutions. We retain the efficiency and reliability of traditional manufacturing while embracing the flexibility and innovation of modern custom production.

Why Choose Us?

Proven Experience You Can Trust
With 18 years of industry experience, we remain committed to delivering consistent and reliable quality.

Innovation That Solves Problems
The launch of our new facility enables us to tackle even the most complex technical challenges.

Flexibility to Meet Your Needs
Whether you require large-volume standard steel grating or small-batch, highly customized components, we have the capability to deliver.