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ASTM A276 Cold Drawn 304 Stainless Steel Square Bar 8mm Manufacturer & Supplier

Basic Properties
Place of Origin: China
Brand Name: JUDE STEEL
Certification: ISO,SGS,CE,BIS
Model Number: 304
Trading Properties
Minimum Order Quantity: 500kgs
Price: negotiable
Payment Terms: L/C,D/A,D/P,T/T,Western Union
Supply Ability: Adequate production
Product Summary
ASTM A276 Cold Drawn 304 Stainless Steel Square Bar 8mm Manufacturer & Supplier Material Grade:304 / SS304 / UNS S30400Standard:ASTM A276Size:5×5 mm – 100×100 mm Length:3 m, 4 m, 6 m or Custom LengthSurface Finish:Bright, Polished, Ground, Pickled Cold Drawn 304 Stainless Steel Square Bar specificat...

Product Details

Highlight:

ASTM A276 stainless steel square bar

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304 stainless steel square bar 8mm

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cold drawn stainless steel rod

Product Name: ASTM A276 Cold Drawn 304 Stainless Steel Square Bar
Standard: ASTM A276
Grade: 304
Size: 5×5 Mm – 100×100 Mm
Length: 3 M, 4 M, 6 M Or Custom Length
Type: Square
Color: Customer's Request
Advantage: Corrosion Resistant
Product Description
ASTM A276 Cold Drawn 304 Stainless Steel Square Bar 8mm Manufacturer & Supplier

Material Grade:304 / SS304 / UNS S30400
Standard:ASTM A276
Size:5×5 mm – 100×100 mm

Length:3 m, 4 m, 6 m or Custom Length
Surface Finish:Bright, Polished, Ground, Pickled 

Cold Drawn 304 Stainless Steel Square Bar specifications
Item Specification
Product Name ASTM A276 Cold Drawn 304 Stainless Steel Square Bar
Material 304 / SS304 / UNS S30400
Standard ASTM A276, ASTM A484, ASTM A479, EN 10088
Shape Square Bar
Size 5×5 mm – 100×100 mm
Popular Size 8×8 mm
Length 3 m, 4 m, 6 m or Custom Length
Manufacturing Process Cold Drawn
Surface Finish Bright, Polished, Ground, Pickled
Tolerance h9, h11 or Custom
Certification ISO 9001, EN 10204 3.1 MTC
ASTM A276 Cold Drawn 304 Stainless Steel Square Bar 8mm Manufacturer & Supplier
Product Description

JUDE STEEL is a leading 304 Stainless Steel Square Bar manufacturer and supplier in China, specializing in the production and export of high-quality ASTM A276 Cold Drawn 304 Stainless Steel Square Bar. We supply a complete range of SS304 Square Bars in standard and custom sizes to meet the requirements of industrial, construction, machining, food processing, and chemical applications.

Manufactured from premium 304 stainless steel (UNS S30400), our square bars offer excellent corrosion resistance, outstanding weldability, high strength, and superior machining performance. Produced in accordance with ASTM A276, ASTM A484, ASTM A479, and EN 10088, every bar is subjected to strict quality inspections to ensure consistent dimensions and reliable mechanical properties.

Whether you require 8mm 304 Stainless Steel Square Bar, Cold Drawn Stainless Steel Square Bar, or Bright Drawn Stainless Steel Square Bar, JUDE STEEL provides competitive factory pricing, fast delivery, and worldwide export services.

Chemical Composition Of SS304 Square Bar

Element 304 Stainless Steel
C ≤0.08
Si ≤1.00
Mn ≤2.00
P ≤0.045
S ≤0.030
Cr 18.00–20.00
Ni 8.00–10.50
N ≤0.10
Fe Balance

Mechanical Properties Of 8mm Stainless Steel Square Bar
Property Value
Tensile Strength ≥515 MPa
Yield Strength ≥205 MPa
Elongation ≥40%
Hardness ≤201 HB
Density 7.93 g/cm³
Melting Point 1400–1450°C


Features of 304 Stainless Steel Square Bar

  • Manufactured according to ASTM A276 and ASTM A484
  • Excellent corrosion resistance in humid and mildly corrosive environments
  • Superior weldability and formability
  • High dimensional accuracy through the cold drawn process
  • Smooth bright surface suitable for precision machining
  • Excellent strength and durability
  • Easy to cut, drill, weld, and machine
  • Available in custom dimensions and cut-to-length service
  • Mill Test Certificate (EN 10204 3.1) available
Applications Of Stainless Steel Square Stock
  • Food & Beverage Processing Equipment
  • Chemical Processing & Industrial Equipment
  • CNC Machining & Precision Engineering
  • Construction & Architectural Fabrication
  • Pharmaceutical & Medical Equipment

Manufacturing Process

Our Cold Drawn 304 Stainless Steel Square Bar is produced through strict quality control:

Stage 1: Melting & Forming
01 Electric Arc Furnace (EAF) Melting
02 AOD Refining
03 Continuous Casting
Stage 2: Hot Working
04 Hot Rolling
05 Solution Annealing
06 Pickling
Stage 3: Cold Finishing
07 Cold Drawing
08 Straightening
09 Precision Inspection
Stage 4: Final Processing & Delivery
10 Surface Finishing
11 Cutting to Length
12 Packing & Export

Each 304 Stainless Steel Square Bar undergoes chemical composition analysis, mechanical testing, dimensional inspection, and surface quality checks before shipment.

FAQ

1. What is ASTM A276 304 Stainless Steel Square Bar?

ASTM A276 304 Stainless Steel Square Bar is a solid square stainless steel bar manufactured in accordance with ASTM A276. It offers excellent corrosion resistance, good weldability, and outstanding mechanical properties for industrial applications.

2. What is the difference between hot rolled and cold drawn 304 stainless steel square bar?

Cold Drawn 304 Stainless Steel Square Bar provides tighter dimensional tolerances, a smoother surface finish, and improved mechanical properties, making it ideal for precision machining. Hot Rolled 304 Stainless Steel Square Bar is more economical and typically used for structural or general engineering applications.

3. Do you provide custom sizes?

Yes. We supply custom dimensions, cut-to-length services, precision machining, and various surface finishes according to customer requirements.

4. What certifications do you provide?

We can provide EN 10204 3.1 Mill Test Certificate (MTC), chemical composition reports, mechanical property reports, and other inspection documents upon request.

5. What is the standard length of 304 Stainless Steel Square Bar?

Common lengths are 3 meters, 4 meters, and 6 meters. Custom lengths are available based on your project requirements.

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All Reviews
  • D
    D*r
    Canada Aug 7.2026
    ★★★★★
    ★★★★★
    The Grade 630 stainless steel bars exceeded our expectations in both machining performance and mechanical properties. The precision tolerance was excellent, and every shipment arrived on schedule. We will continue working with this supplier.
  • R
    Robert Johnson
    United States Aug 2.2026
    ★★★★★
    ★★★★★
    We sourced ASTM A564 17-4PH stainless steel bars for aerospace components requiring high strength and excellent dimensional stability. The material quality was outstanding, with consistent hardness and complete mill test certificates. A highly dependable supplier.
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