The leading steel bar grating manufacturer worldwide

We, SUNJ GRATING LIMITED has been in the business of steel grating for more than 15 years and exports our steel grating worldwide. You can find all kinds of steel grating, including galvanized steel grating, stainless steel grating and no matter what material you need or how large your project will be - we've got it! The quality is premium with detailed accuracy. Our prices are also competitive to ensure that many customers across the globe enjoy our services."
About Us

We provide premium quality steel grating.

SUNJ Grating Limited is your reliable steel grating and bar grating supplier, we have over 15 years of experience and offer high quality steel grating and support for our customers, our experienced team can help you with any of your steel grating needs. 

Quick Order

We will reply your email within 2 hours

15 years experienced in Steel Grating

Factory Directly,Premium quality,free sample

Experienced & Certified

We are the experienced steel grating manufactuer in China

High Quality Steel grating

We provide high quality Steel grating for you.

Always Deliver On Time.

We have 5 production lines which can make sure deliver on time.

Our Hot Selling Products

Steel grating in our company is made of high quality low carbon steel, stainless steel and alloy steel. It is produced by the ways of welded, press-locked, swage-locked or riveted. Steel grating is widely used in our daily life and industrial.

Steel grating

Steel grating are an important part of many industrial and commercial settings.

Galvanized steel grating

Galvanized steel grating, also known as  galvanized bar grating.

Stainless Steel Grating

Stainless steel grating is a set of complete stainless steel products.

Welded steel grating

Welded steel gratings is made by welding flat bars and cross bars together to form a grid.

Press-locked Steel Grating

Press-locked steel grating is made by locking the cross bars into the notches of the bearing bars by a pressing process.

Heavy Duty Steel Grating

Heavy-duty steel grating is a kind of open grid assembly composed of bearing bars and cross bars.


Partners You Can Rely On

Why More Than 100+ customers Over the World Love Work With Us ?

Our Project

Our Latest Project

Our steel grating can be found in many large-scale power stations, boiler factories, petroleum engineering projects, municipal construction projects and more.

Petroleum engineering


Steel Grating Walkway

Platform gratings

+ 0
Happy customers
Years in Buiness
0 +
Project Done

How To Order Steel Bar Grating

When placing an order or providing specifications for steel bar grating, please make sure to confirm:

1. Specify Types of Steel Grating

The type of grating is indicated by a letter, as follows:

steel bar grating size

2. Specify Bearing Bar Spacing

3. Specify Cross Bar or Rivet Spacing

4. Specify Size of Bearing Bar

The size of bearing bars is expressed in inches of depth and thicknesses as follows:

welded and press lock grating marking

5. Specify Material

6. Specify Finish

How to Choose the Right Grating Solution for Your Needs

Factor Considerations Examples
Purpose What is the grating for? Safety, ventilation, drainage, or aesthetics? Floor grating, stair treads, trench covers
Environment What is the environment like? Temperature, humidity, exposure to chemicals, foot or vehicular traffic? Indoor or outdoor, wet or dry, corrosive or non-corrosive, high or low traffic areas
Material What material is best suited for the intended use and environment? Steel, aluminum, fiberglass, plastic
Size and Shape What size and shape are appropriate? Consider load capacity, opening size, and aesthetic requirements. Square, rectangular, round, custom sizes
Installation Method How will the grating be installed? Welding, bolting, or clipping? Grating clips, bolting plates, welded connections
Additional Features Are there any additional features needed? Slip resistance, fire resistance, or corrosion resistance? Anti-slip surfaces, fire retardant coatings, galvanized or stainless steel materials

Trusted by Over 1,000 Partners

We work closely with our customers to provide customized solutions using our high-quality steel grating products. Our grating is ideal for a variety of applications, including walkways, platforms, stair treads, drainage covers, and more. We pride ourselves on our reliable service and commitment to exceeding customer expectations.

High Strength

High strength, high bearing capacity and high resistance to stress.


The professional steel gratings manufacturer


15 years in this busines

High Quality

Anti-corrosion, anti-rust, durable.

Why Us

Why Our Customer Trust Us?

Steel grating in our company is made of high quality low carbon steel, stainless steel and alloy steel. It is produced by the ways of welded, press-locked, swage-locked or riveted. Steel grating is widely used in our daily life and industrial.

What Our Customers Say

Hi, My name is Benjamin, and I come from the United States. We’ve recently bought lots of welded steel grating and press locked steel grating for our industrial platforms and walkways from SunJ Grating.
and I have to say, their steel grating products are exceptional.

The quality is unparalleled, and it’s evident that they prioritize it above everything else. The Sunj team was professional, knowledgeable, and a joy to work with. They provided excellent follow-up throughout the process, ensuring that our needs were met every step of the way.

I highly recommend Sunj Grating to anyone in need of high-quality steel grating. They truly go above and beyond to exceed expectations and deliver impeccable results.


Let Us Be Your Reliable Steel Grating Supplier

If you are looking for a steel grating manufacturer that can provide you with quality products and services, look no further than SUNJ Grating.
Contact Us

Get a Quote

SUNJ Grating is the best place to go if you need metal gratings! We have over 15 years of experience and our team will be happy to help with any welding, shearing or cutting needs.


Send Message

We're here to help! If you need any advice or information, just send us an email and we'll get back within 2 hours.