Stainless steel flat bar is a common use case for polished
stainless steel, typically 304 stainless steel. Flat bars are used
for various structural supports and functional elements, including
braces, trim, frames, and more. These products are commonly used
across a wide variety of industries, including construction and
engineering, architecture, elevators and escalators, and more.
Stainless steel bar is a term used to describe stainless steel that
is cut, rolled, or extruded to an elongated, yet solid shape. Bars
may be round, rectangular, square, or formed into other shapes.
Bars are distinct from tubes, which are hollow in the middle.
“Flat bar” refers to bars that have a rectangular shape—that is,
bars which are significantly wider than they are thick. Polished
stainless steel is commonly used for flat bar applications.
Product Parameters
| Product Name | Stainless Steel Flat Bar |
| Type | Steel Bar |
| Outer Diameter | 1/2 "to 10", Thickness: 2mm-150mm, Can provide customized |
| Length | 4 to 6 meters, or as customer's requirements |
| Standard | ASTM, AISI, JIS, GB, DIN, EN, etc. |
| Surface | Black, Bright Polished, Rough Turning, Mattness Surface Treatment,
No. 4. BA, etc. |
| Scope of Application | The use cases for stainless steel flat bars—both mirror polished
and with satin finishes—are varied, but primarily structural or functional in nature. For instance,
flat bars are commonly used for bracing and structural supports within architectural or construction projects, or for building
various types of frames. |
Chemical Composition
| Element | C | Cr | Mn | Ni | P | S | Si |
|---|
| SS 304 | 8.0 – 11.0 | 18.0 – 20.0 | 2.0 max | 8.0 – 11.0 | 0.045 max | 0.03 max | 1.0 max |
|---|
| SS 304L | 8.0 – 11.0 | 18.0 – 20.0 | 2.0 max | 8.0 – 12.0 | 0.045 max | 0.03 max | 1.0 max |
|---|
| SS 316 | 0.08 | 18.0 | 2.00 | 14.0 | 0.045 max | 0.03 max | 0.75 max |
|---|
| SS 316L | 0.08 | 18.0 | 2.00 | 14.0 | 0.045 max | 3.00 max | 0.10 max |
|---|
Use Cases for Stainless Steel Flat Bars
The use cases for stainless steel flat bars—both mirror polished
and with satin finishes—are varied, but primarily structural or
functional in nature. For instance, flat bars are commonly used for
bracing and structural supports within architectural or
construction projects, or for building various types of frames.
When it comes to more visual or ornamental applications, stainless
steel flat bar is less common, but still seen relatively often. In
these cases, flat bars may be used for decorative trim using a more
mirror polished finish. Meanwhile, some use cases for stainless
steel flat bars blend both function and form, such as for safety
railings within elevators and escalators.
Broadly speaking, stainless steel flat bar is most commonly seen
within the following industries:
● Construction and engineering
● Architecture and design
● Manufacturing, particularly for machines and automobiles
