Why Choose ASTM A516 Grade 60 for Tank Fabrication and Forming?
When your project involves cold forming, plate rolling, or fabrication of thin-walled pressure vessels and storage tanks, ASTM A516 Grade 60 provides the highest ductility. Its lower carbon content and higher elongation make it easier to form, bend, and roll while maintaining reliable pressure vessel quality (PVQ) performance.
ASTM A516 Grade 60 is a fully killed carbon-manganese steel engineered specifically for welded pressure vessels operating at moderate and lower temperatures. Compared to higher strength grades (Grade 65 and Grade 70), it trades a portion of tensile strength for superior ductility and formability-a property balance that frequently makes it the material of choice for low- to medium-pressure storage and process equipment.
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Superior Formability
Higher elongation and ductility facilitate easier cold rolling and bending with reduced springback.
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Ease of Welding
A lower carbon equivalent reduces preheat requirements and minimizes the risk of weld cracking.
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Dimensional Stability
Predictable forming behavior ensures tight dimensional tolerances on finished components.
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Cost-Effective Solution
Lower alloy content and simplified fabrication processing reduce total project costs.
ASTM A516 Grade 60 Steel Plate for Storage Tanks Specification
| Parameter | Standard Range |
|---|---|
| Thickness | 4 – 100 mm (Customized 3 – 150 mm) |
| Width | 1,500 – 2,500 mm |
| Length | 6,000 – 12,000 mm |
| Delivery | As-rolled (standard); Normalized (optional) |
ASTM A516 grade 60 mild steel pressure vessel chemical composition
| ELEMENT | COMPOSITION (%) | THICKNESS |
|---|---|---|
| Manganese | 0.60 - 0.90 | 12.5 mm and under |
| 0.55 - 0.98 | 12.5 mm and under | |
| 0.85 - 1.20 | over 12.5 mm | |
| 0.79 - 1.30 | over 12.5 mm | |
| Silicon | 0.15 - 0.40 | |
| 0.13 - 0.45 | ||
| Carbon (max) | 0.21 | 12.5 mm and under |
| 0.23 | over 12.5 to 50 mm | |
| 0.25 | over 50 to 100 mm | |
| 0.27 | over 100 mm | |
| Sulphur (max) | 0.035 | |
| Phosphorus (max) | 0.035 |
ASTM a516 grade 60 carbon steel pressure vessel mechanical property
| Property | Value |
|---|---|
| Tensile Strength | 60 – 80 ksi (415 – 550 MPa) |
| Yield Strength (min) | 32 ksi (220 MPa) |
| Elongation (200 mm) | ≥ 21% |
| Elongation (50 mm) | ≥ 25% |
| Charpy Impact | Optional (S5 supplementary) |
ASTM a516 grade 60 vessel steel plate Thickness Availability
|
Thickness in mm |
||
|
4 mm |
12 mm |
40 mm |
|
6 mm |
15 mm |
50 mm |
|
6 mm |
10 mm |
32 mm |
|
5 mm |
8 mm |
25 mm |
|
8 mm |
16 mm |
20 mm |
|
60 mm |
||
ASTM a516 gr.60 pressure vessel plate material Allowable Stress
| *Temp. | 150 | -20~100 | 200 | 500 | 300 | 250 | 400 | 600 |
| *MAS | 17.1 | 17.1 | 17.1 | 17.1 | 17.1 | 17.1 | 17.1 | 16.4 |
| *Temp. | 700 | 650 | 750 | 950 | 850 | 800 | 900 | 1000 |
| *MAS | 15.3 | 15.8 | 13.0 | 4.0 | 8.7 | 10.8 | 5.9 | 2.5 |
Key Welding Considerations for Thin-Walled Vessels in ASTM A516 Grade 60
ASTM A516 Grade 60 features low carbon content and exceptional weldability, making it the ideal choice for thin-walled vessel and storage tank fabrication.
Minimal Preheat Requirements
A lower Carbon Equivalent (CEV) allows for low or no preheat on most thin-gauge welding applications.
Higher Travel Speeds
Supports higher welding speeds while ensuring sound fusion and a low risk of cracking.
High Strength
Reduced heat input minimizes angular distortion and buckling on thin plates.
Professional
Welded joints retain excellent toughness even under moderate heat input conditions.
Recommended Welding Processes
SMAW (Shielded Metal Arc Welding): Preferred for field erection, field welding, and repair work.
GMAW (Gas Metal Arc Welding): High deposition rate, ideal for shop fabrication.
FCAW (Flux-Cored Arc Welding): Suitable for all-position welding with deep penetration.
SAW (Submerged Arc Welding): High-efficiency process for long straight seams and circumferential joints.
GTAW (Gas Tungsten Arc Welding): Recommended for root pass welding and critical high-quality joints.
ASTM A516 Grade 60 Carbon Steel Plate Applications
- Storage Tanks: API 650 atmospheric tanks, API 620 low-pressure tanks, water and process fluid storage
- Low-Pressure Vessels: Surge drums, accumulators, flash drums, and other low-pressure process equipment
- Heat Exchanger Shells: Shells and channels for low-pressure heat exchangers and condensers
- Chemical Equipment: Reactors, columns, and process piping components at lower pressures
- Water Treatment: Pressure filters, deaerators, and water treatment pressure vessels
- Formed Components: Heads, cones, transitions, and other cold-formed pressure vessel parts
Why Choose GNEE Steel?
- We offer cutting (plasma/flame/laser), leveling, bending, drilling, beveling, sandblasting, and corrosion protection. We can process finished components according to drawings for direct customer assembly upon receipt.
- Supporting documents: Full set of original mill test certificates, CE certification, ISO quality report and SGS third-party inspection report attached with every container shipment, fully compliant with EU infrastructure tender material submission requirements
- 24/7 online pre-sales and after-sales support, free samples, material consultation, and quotation solutions; rapid response and handling of after-sales quality issues; worry-free service throughout the process.
Forming or Tank Project on the Horizon?
Get A516 Grade 60 plate with consistent quality - ideal for tanks, forming, and thin-wall vessels.
FAQ
Can A516 Grade 60 be cold formed?
Yes, ASTM A516 Grade 60 can be cold formed. It has high ductility (with elongation up to 25%) and lower carbon content than Grade 65 or 70, allowing it to bend and shape readily like standard plain carbon steels.
Does A516 Grade 60 require Charpy impact testing?
By default, ASTM A516 Grade 60 does not require Charpy V-notch impact testing under the base ASTM specification. It is an optional supplementary requirement (such as ASTM A20 Supplementary Requirement S5) that must be explicitly specified by the purchaser or mandated by construction codes (like ASME Section VIII) based on design temperature and thickness.
Is A516 Grade 60 the same as Q245R or Q345R?
ASTM A516 Grade 60 is closest to Q245R, not Q345R. A516 Grade 60 and Q245R share similar lower-to-moderate strength tiers (yield strength around 220–245 MPa), whereas Q345R matches the higher strength of A516 Grade 70 (yield strength around 345 MPa).
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