Download the Latest Angle Steel Bar Specifications and Dimensions.
China Hot Dip Galvanized Steel Angle Bar Manufacturer Equal Angle Iron for Building Structures
Product Detail
| Type | Equal & Unequal | Place of Origin | Tianjin, China |
| Standard | ASTM | Brand Name | Royal |
| Tolerance | ±1% | Application | Construction |
| Processing Service | Bending, Welding, Punching, Decoiling, Cutting, etc | Technique | Hot Rolled, Cold Rolled |
| Delivery Time | 7-15 days | MOQ | 25 Tons |
| Alloy Or Not | Non‑Alloy | Certificate | ISO,MTC |
| Invoicing | By Actual Weight | Payment term | TT |
ASTM Angle Steel Bar Chemical Composition
| Steel Grade | Styles | Carbon, max, % | Manganese, % | Phosphorus, max, % | Sulfur, max, % | Silicon, % |
| A36 | Steel Shapes | 0.26 | -- | 0.04 | 0.05 | ≤0.40 |
| Item | Grade | Carbon, max, % | Manganese, max, % | Silicon, max, % | Phosphorus, max, % | Sulfur, max, % |
|---|---|---|---|---|---|---|
| A572 Steel Angle | 42 | 0.21 | 1.35 | 0.40 | 0.04 | 0.05 |
| 50 | 0.23 | 1.35 | 0.40 | 0.04 | 0.05 | |
| 55 | 0.25 | 1.35 | 0.40 | 0.04 | 0.05 |
ASTM Angle Steel Bar Mechanical Properties
| Steel Grade | Styles | Tensile Strength, ksi [MPa] | Yield Point, min, ksi [MPa] | Elongation in 8 in. [200 mm], min, % | Elongation in 2 in. [50 mm], min, % |
| A36 | Steel Shapes | 58 - 80 [400 - 550] | 36 [250] | 20 | 21 |
| Item | Grade | Yield Point, min, ksi [MPa] | Tensile Strength, min, ksi [MPa] |
|---|---|---|---|
| A572 Steel Angle | 42 | 42 [290] | 60 [415] |
| 50 | 50 [345] | 65 [450] | |
| 55 | 55 [380] | 70 [485] |
ASTM Angle Steel Bar Size
| Item | Leg 1 (mm) | Leg 2 (mm) | Thickness (mm) | Weight (kg/m) | Item | Leg 1 (mm) | Leg 2 (mm) | Thickness (mm) | Weight (kg/m) |
| A572001 | 20 | 20 | 3 | 0.889 | A572045 | 80 | 80 | 7 | 8.525 |
| A572002 | 20 | 20 | 4 | 1.145 | A572046 | 80 | 80 | 8 | 9.658 |
| A572003 | 25 | 25 | 3 | 1.124 | A572047 | 80 | 80 | 10 | 11.874 |
| A572004 | 25 | 25 | 4 | 1.459 | A572048 | 90 | 90 | 6 | 8.35 |
| A572005 | 30 | 30 | 3 | 1.373 | A572049 | 90 | 90 | 7 | 9.656 |
| A572006 | 30 | 30 | 4 | 1.786 | A572050 | 90 | 90 | 8 | 10.946 |
| A572007 | 35 | 35 | 3 | 1.578 | A572051 | 90 | 90 | 10 | 13.476 |
| A572008 | 35 | 35 | 4 | 2.072 | A572052 | 90 | 90 | 12 | 15.94 |
| A572009 | 35 | 35 | 5 | 2.551 | A572053 | 100 | 100 | 6 | 9.366 |
| A572010 | 40 | 40 | 3 | 1.852 | A572054 | 100 | 100 | 7 | 10.83 |
| A572011 | 40 | 40 | 4 | 2.422 | A572055 | 100 | 100 | 8 | 10.276 |
| A572012 | 40 | 40 | 5 | 1.976 | A572056 | 100 | 100 | 10 | 15.12 |
| A572013 | 44 | 44 | 3 | 2.002 | A572057 | 100 | 100 | 12 | 17.898 |
| A572014 | 44 | 44 | 4 | 2.638 | A572058 | 100 | 100 | 14 | 20.611 |
| A572015 | 38 | 38 | 3 | 1.719 | A572059 | 100 | 100 | 16 | 23.257 |
| A572016 | 38 | 38 | 4 | 2.261 | A572060 | 110 | 110 | 7 | 11.928 |
| A572017 | 48 | 48 | 3 | 2.19 | A572061 | 110 | 110 | 8 | 13.532 |
| A572018 | 48 | 48 | 4 | 2.889 | A572062 | 110 | 110 | 10 | 16.69 |
| A572019 | 48 | 48 | 5 | 3.572 | A572063 | 110 | 110 | 12 | 19.782 |
| A572020 | 50 | 50 | 3 | 2.332 | A572064 | 110 | 110 | 14 | 22.809 |
| A572021 | 50 | 50 | 4 | 3.059 | A572065 | 125 | 125 | 8 | 15.504 |
| A572022 | 50 | 50 | 5 | 3.77 | A572066 | 125 | 125 | 10 | 19.133 |
| A572023 | 50 | 50 | 6 | 4.465 | A572067 | 125 | 125 | 12 | 22.692 |
| A572024 | 56 | 56 | 3 | 2.624 | A572068 | 125 | 125 | 14 | 26.193 |
| A572025 | 56 | 56 | 4 | 3.446 | A572069 | 140 | 140 | 10 | 21.488 |
| A572026 | 56 | 56 | 5 | 4.251 | A572070 | 140 | 140 | 12 | 25.522 |
| A572027 | 56 | 56 | 6 | 6.568 | A572071 | 140 | 140 | 14 | 29.49 |
| A572028 | 63 | 63 | 4 | 3.907 | A572072 | 140 | 140 | 16 | 33.393 |
| A572029 | 63 | 63 | 5 | 4.822 | A572073 | 160 | 160 | 10 | 24.724 |
| A572030 | 63 | 63 | 6 | 5.721 | A572074 | 160 | 160 | 12 | 29.391 |
| A572031 | 63 | 63 | 8 | 7.469 | A572075 | 160 | 160 | 14 | 33.987 |
| A572032 | 63 | 63 | 10 | 9.151 | A572076 | 160 | 160 | 16 | 38.518 |
| A572033 | 70 | 70 | 4 | 4.372 | A572077 | 180 | 180 | 12 | 33.159 |
| A572034 | 70 | 70 | 5 | 5.397 | A572078 | 180 | 180 | 14 | 35.383 |
| A572035 | 70 | 70 | 6 | 6.406 | A572079 | 180 | 180 | 16 | 43.452 |
| A572036 | 70 | 70 | 7 | 7.398 | A572080 | 180 | 180 | 18 | 48.634 |
| A572037 | 70 | 70 | 8 | 8.373 | A572081 | 200 | 200 | 14 | 42.894 |
| A572038 | 75 | 75 | 5 | 5.818 | A572082 | 200 | 200 | 16 | 48.56 |
| A572039 | 75 | 75 | 6 | 6.905 | A572083 | 200 | 200 | 18 | 54.501 |
| A572040 | 75 | 75 | 7 | 7.976 | A572084 | 200 | 200 | 20 | 60.056 |
| A572041 | 75 | 75 | 8 | 9.03 | A572085 | 200 | 200 | 22 | 71.168 |
| A572042 | 75 | 75 | 10 | 11.089 | Length = 6 - 12 meters SS400 or Q235 | ||||
| A572043 | 80 | 80 | 5 | 6.211 | |||||
| A572044 | 80 | 80 | 6 | 7.376 | |||||
| Item No. | Leg 1 (mm) | Leg 2 (mm) | Thickness (mm) | Weight (kg/m) | Item No. | Leg 1 (mm) | Leg 2 (mm) | Thickness (mm) | Weight (kg/m) |
| UEA572001 | 30 | 20 | 3 | 1.14 | UEA572045 | 100 | 50 | 6 | 6.98 |
| UEA572002 | 30 | 20 | 4 | 1.49 | UEA572046 | 100 | 50 | 8 | 9.16 |
| UEA572003 | 40 | 20 | 3 | 1.38 | UEA572047 | 100 | 50 | 10 | 11.3 |
| UEA572004 | 40 | 20 | 3 | 1.8 | UEA572048 | 100 | 65 | 7 | 8.96 |
| UEA572005 | 40 | 25 | 4 | 1.97 | UEA572049 | 100 | 65 | 8 | 10.2 |
| UEA572006 | 45 | 30 | 4 | 2.3 | UEA572050 | 100 | 65 | 9 | 11.3 |
| UEA572007 | 45 | 30 | 5 | 2.82 | UEA572051 | 100 | 65 | 10 | 12.5 |
| UEA572008 | 50 | 30 | 5 | 3.02 | UEA572052 | 100 | 75 | 7 | 9.52 |
| UEA572009 | 50 | 30 | 6 | 3.58 | UEA572053 | 100 | 75 | 8 | 10.8 |
| UEA572010 | 50 | 40 | 4 | 2.77 | UEA572054 | 100 | 75 | 9 | 12.1 |
| UEA572011 | 50 | 40 | 5 | 3.42 | UEA572055 | 100 | 75 | 10 | 13.3 |
| UEA572012 | 50 | 40 | 6 | 4.03 | UEA572056 | 100 | 75 | 11 | 14.6 |
| UEA572013 | 60 | 30 | 5 | 3.43 | UEA572057 | 100 | 75 | 12 | 15.8 |
| UEA572014 | 60 | 30 | 6 | 4.06 | UEA572058 | 120 | 80 | 8 | 12.4 |
| UEA572015 | 60 | 30 | 7 | 4.68 | UEA572059 | 120 | 80 | 10 | 15.3 |
| UEA572016 | 60 | 40 | 5 | 3.83 | UEA572060 | 120 | 80 | 12 | 18.2 |
| UEA572017 | 60 | 40 | 6 | 4.54 | UEA572061 | 130 | 65 | 8 | 12.1 |
| UEA572018 | 60 | 40 | 7 | 5.24 | UEA572062 | 130 | 65 | 10 | 14.9 |
| UEA572019 | 65 | 50 | 5 | 4.43 | UEA572063 | 130 | 65 | 12 | 17.7 |
| UEA572020 | 65 | 50 | 6 | 5.26 | UEA572064 | 130 | 75 | 8 | 12.7 |
| UEA572021 | 65 | 50 | 7 | 6.08 | UEA572065 | 130 | 75 | 10 | 15.7 |
| UEA572022 | 65 | 50 | 8 | 6.88 | UEA572066 | 130 | 75 | 12 | 18.6 |
| UEA572023 | 75 | 50 | 5 | 4.83 | UEA572067 | 130 | 90 | 10 | 17 |
| UEA572024 | 75 | 50 | 6 | 5.75 | UEA572068 | 130 | 90 | 12 | 20.1 |
| UEA572025 | 75 | 50 | 7 | 6.65 | UEA572069 | 150 | 75 | 9 | 15.7 |
| UEA572026 | 75 | 50 | 8 | 7.53 | UEA572070 | 150 | 75 | 10 | 17.4 |
| UEA572027 | 75 | 50 | 9 | 8.4 | UEA572071 | 150 | 75 | 11 | 18.9 |
| UEA572028 | 75 | 55 | 5 | 5.04 | UEA572072 | 150 | 75 | 12 | 20.6 |
| UEA572029 | 75 | 55 | 7 | 6.93 | UEA572073 | 150 | 90 | 10 | 18.6 |
| UEA572030 | 75 | 65 | 6 | 6.49 | UEA572074 | 150 | 90 | 12 | 22 |
| UEA572031 | 75 | 65 | 8 | 8.48 | UEA572075 | 150 | 90 | 15 | 27.1 |
| UEA572032 | 75 | 65 | 10 | 10.5 | UEA572076 | 150 | 100 | 10 | 19.3 |
| UEA572033 | 80 | 40 | 6 | 5.51 | UEA572077 | 150 | 100 | 12 | 23 |
| UEA572034 | 80 | 40 | 8 | 7.21 | UEA572078 | 150 | 100 | 14 | 26.6 |
| UEA572035 | 80 | 60 | 6 | 6.49 | UEA572079 | 160 | 80 | 10 | 18.5 |
| UEA572036 | 80 | 60 | 7 | 7.5 | UEA572080 | 160 | 80 | 12 | 22 |
| UEA572037 | 80 | 60 | 8 | 8.48 | UEA572081 | 160 | 80 | 14 | 25.4 |
| UEA572038 | 80 | 65 | 6 | 6.73 | UEA572082 | 200 | 100 | 10 | 23.4 |
| UEA572039 | 80 | 65 | 8 | 8.82 | UEA572083 | 200 | 100 | 12 | 27.8 |
| UEA572040 | 80 | 65 | 10 | 10.9 | UEA572084 | 200 | 100 | 15 | 34.4 |
| UEA572041 | 90 | 65 | 6 | 7.22 | UEA572085 | 250 | 90 | 10 | 26.6 |
| UEA572042 | 90 | 65 | 7 | 8.32 | Material: ASTM A572 Length = 6 - 12 meters | ||||
| UEA572043 | 90 | 65 | 8 | 9.44 | |||||
| UEA572044 | 90 | 65 | 10 | 11.7 | |||||
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Production Process
1.Raw Material Preparation: Select high-quality steel billets such as Q235, Q355, ASTM A36, and S235JR.
2.Heating: Heat billets in a reheating furnace to achieve suitable rolling temperature.
3.Hot Rolling: Roll heated billets into L-shaped angle steel profiles through multiple rolling mills.
4.Straightening & Cutting: Straighten and cut angle bars into required lengths with accurate dimensions.
5.Quality Inspection: Check chemical composition, mechanical properties, dimensions, and surface quality.
6.Galvanizing (Optional): Apply hot dip zinc coating through cleaning, pickling, and zinc immersion for corrosion resistance.
7.Packing & Delivery: Bundle products securely and ship according to customer requirements.
Quality Inspection
Chemical Composition Test: Check steel elements to ensure compliance with standards such as ASTM, EN, and GB.
Mechanical Property Test: Test tensile strength, yield strength, elongation, and hardness to verify performance.
Dimension Inspection: Measure leg length, thickness, weight, straightness, and tolerance accuracy.
Surface Inspection: Check for cracks, rust, scratches, and other surface defects.
Galvanizing Thickness Test: For galvanized angle steel, inspect zinc coating thickness and adhesion.
Ultrasonic Testing (Optional): Detect internal defects and ensure structural reliability.
Final Inspection & Certification: Provide MTC, inspection reports, and quality certificates before shipment.
Main Application
Steel Structure Buildings: Used for the majority of the cost effective industrial building, commercial building, and warehouse solutions and the prefabricated steel buildings always meet quality assurance.
Frames for Machinery and Equipment: This high quality steel tube is perfect for your machinery base, equipment supports, to build your custom fabrications frames or industrial platforms.
Bridges and Infrastructure: Utilized in Bridges, Highways, Railways, Airports and Urban Infrastructure projects where high structural strength is required.
Transmission Towers: Its good sealing and heat dissipation performance enables it to run stable for a long time when used in power transmission tower, telecom tower and utility structure.
Solar Mounting Systems: Product is applicable to photovoltaic mounting system and solar support structure.Outdoor Excellent Corrosion Resistance Application.
Warehouses & Industrial Buildings: Structural framing and reinforcement of factory, workshop or warehouse, logistics center, or industrial building.
Why Choose Royal Steel Group?
1.Professional Manufacturer & Exporter: Over 15 years of experience in supplying structural steel products to customers worldwide.
2.Premium Quality Materials: Manufactured in accordance with ASTM, EN, JIS, and GB standards with strict quality control.
3.Customized Solutions: Available in various sizes, grades, lengths, surface treatments, and processing services to meet project requirements.
4.Advanced Production Equipment: Modern production lines ensure precise dimensions, consistent quality, and high production efficiency.
5.Strict Quality Inspection: Every batch undergoes comprehensive testing, including dimensional inspection, mechanical property testing, and coating quality verification.
6.Competitive Factory Pricing: Direct factory supply with cost-effective pricing and stable product availability.
7.Fast Delivery: Large inventory and efficient production enable timely delivery for urgent and bulk orders.
8.Global Export Experience: Successfully exported to North America, South America, Southeast Asia, the Middle East, Africa, and Europe.
9.One-Stop Steel Supply: Offering angle steel, H beams, I beams, channels, steel pipes, steel plates, coils, and complete steel structure solutions.
10.Professional Technical Support: Dedicated sales and engineering teams provide product selection, technical consultation, and responsive after-sales service.
Packaging & Shipping
Secure Packaging: Angle steel is bundled with steel straps to ensure stability and prevent damage during transportation.
Standard Packing: Products are packed according to export standards with clear labels showing size, grade, quantity, and customer requirements.
Surface Protection: Galvanized angle steel is protected with proper handling methods to maintain coating quality during shipment.
Flexible Shipping Methods: Available by container, bulk vessel, or other transportation methods according to project requirements.
Global Delivery: Experienced logistics team provides efficient shipping solutions to customers worldwide with complete export documentation.
FAQ
Q1: What standards are available for angle steel?
A: We supply angle steel according to international standards including ASTM A36, ASTM A572, EN 10025 S235/S355, and GB/T standards.
Q2: What materials are available for angle steel?
A: Common grades include Q235B, Q355B, ASTM A36, S235JR, and S355JR, suitable for different structural applications.
Q3: Can you provide galvanized angle steel?
A: Yes, we provide hot dip galvanized steel angle bars with excellent corrosion resistance for outdoor and long-term applications.
Q4: Do you offer customized sizes and processing services?
A: Yes, we can provide customized dimensions, cutting, drilling, punching, galvanizing, and other processing services according to project requirements.
Q5: How do you ensure angle steel quality?
A: Each batch is inspected through chemical composition testing, mechanical property testing, dimensional inspection, and surface quality checks. Mill Test Certificates (MTC) are available.









