China Stainless steel equal/unequal angle steel: various specifications, customized cutting Supplier, Factories

Stainless steel angles can be customized and produced on demand to meet special engineering requirements

Specifications : ASTM A276, ASME SA276
Grade: 304, 304L, 316, 316L, 321
Technology: Hot Rolled, Welded, Bend
Form: Angle

Product Description

⚙️ Overview of Stainless Steel Angle Steel

Stainless steel angle steel generally refers to long strips of steel with stainless steel material and two sides at right angles. According to the length of the strip, it is divided into equilateral stainless steel angle steel and unequal stainless steel angle steel.

Key Characteristics:

  • Equilateral angle steel has two sides of equal width.
  • Common materials: Martensitic, Ferritic, Duplex, Austenitic, and Precipitation Hardening stainless steel.
  • Superior material performance compared to standard carbon angle irons.

Stainless steel angle steel is widely used in various building structures and engineering structures, from civil beams, warehouse shelves, and equipment rack bases to industrial bridges, transmission towers, and military ships. It serves as essential load-bearing components or connectors according to structural needs.

High Quality Stainless Steel Angle Bar 1
High Quality Stainless Steel Angle Bar 2
📊 Technical Specifications
Specifications of Stainless Steel Angle Bar
Standard JIS, AISI, ASTM, GB, DIN, EN
Property Stainless steel equal angle
Specifications 20# ~ 100#
20×20×(3,4,5) 30×30×(3,4,5) 40×40×(3,4,5,6) 50×50×(3,4,5,6)
60×60×(4,5,6,8) 63×63×(4,5,6,8) 65×65×(4,5,6,8) 70×70×(5,6,8,10)
75×75×(5,6,8,10) 80×80×(5,6,8,10) 100×100×(8,10,12) -
Length Requirement of customer (Normal: 3-6m)
Manufacturing Hot Rolled
Surface Pickled, Sandblasting, Polished
Main Grades 201, 301, 302, 303, 304, 304L, 316, 316L, 310S, 430, etc.
SS 304 / 304L Chemical Composition & Mechanical Properties
Grade C (max) Mn (max) Si (max) P (max) S (max) Cr Ni
SS 304 0.08 2.0 0.75 0.045 0.030 18 – 20 8 – 11
SS 304L 0.035 2.0 1.0 0.045 0.030 18 – 20 8 – 13
Density Melting Point Tensile Strength Yield Strength Elongation
8.0 g/cm³ 1400 °C 515 MPa 205 MPa 35%
🧮 Theoretical Weight Calculation
Formula:
Weight per meter (kg/m) = (Edge Width + Edge Width - Edge Thickness) × Edge Thickness × 0.00793
Theoretical Weight Calculation 1
Theoretical Weight Calculation 2
📏 Standard Size Chart (mm)
Equal & Unequal Angle Bar Dimensions
25*25*3 75*75*6 125*125*12 32*20*4 75*50*8 110*70*8
25*25*4 75*75*7 125*125*14 40*25*3 75*50*10 110*70*10
30*30*3 75*75*8 140*140*10 40*25*4 80*50*5 125*80*7
30*30*4 75*75*10 140*140*12 45*28*3 80*50*6 125*80*8
40*40*3 80*80*6 140*104*14 45*28*4 80*50*7 125*80*10
40*40*5 80*80*10 160*160*14 50*32*4 90*50*5 140*90*10
50*50*6 90*90*12 180*180*12 56*36*5 90*50*8 140*90*14
63*63*7 110*110*8 200*200*16 70*45*4 100*80*6 180*110*16
Angle Steel Assembly Diagram
❓ Frequently Asked Questions (FAQ)
FAQ Icon
1. What materials are commonly used for stainless steel angle steel?
The most common materials include martensitic, ferritic, duplex, austenitic (like 304 and 316), and precipitation hardening stainless steels.
2. What is the difference between equilateral and unequal angle steel?
Equilateral angle steel has two sides of equal width, while unequal angle steel has sides with different widths, both forming a 90-degree angle.
3. What are the typical applications of these angle bars?
They are widely used in construction for beams, warehouse shelves, equipment bases, industrial bridges, transmission towers, lifting machinery, and marine structures.
4. How is the theoretical weight calculated?
The weight per meter is calculated using the formula: (edge width + edge width - edge thickness) × edge thickness × 0.00793.
5. What surface treatments can be applied?
Standard surface treatments include pickling, sandblasting, and polishing to achieve different aesthetic and protective finishes.
6. Why choose stainless steel angle over carbon steel?
Stainless steel offers superior corrosion resistance, better mechanical strength in harsh environments, and long-term durability, although the initial cost is higher.

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