ASTM A516 Grade 55|A516 Gr 55|astm a516 gr 55 steel plate

ASTM A516 Grade 55 steel plate

The ASTM A516 Gr 55 specification defines the requirements for carbon steel plates used in welded pressure vessels for low-pressure and moderate-temperature applications.

As a trusted exporter of A516 plate, Gangsteel supplies ASTM A516 Gr 55 steel plate that complies with ASTM A516 and ASME SA 516 standards, offering excellent weldability and affordability. This comprehensive specification covers dimensional ranges, chemical composition, mechanical properties, and equivalent grades for ASTM A516 Gr 55. For more details, visit our ASTM A516 Gr 55 steel plate page.

 

1. Dimensional Specification for ASTM A516 Gr 55 steel plate

 

The ASTM A516 Gr 55 plates are available in various sizes to suit low-pressure vessel and boiler ASTM A516 steel plate applications.

Items	Range	Notes
Thickness	6 mm - 150 mm	Available in increments for A516 Gr 55 applications, ideal for low-pressure vessels. Thicker plates up to 150 mm suit less demanding SA 516 Gr 55 projects.
Width	1500 mm - 4000 mm	Standard widths from 1500 mm to 2500 mm, with custom widths up to 4000 mm for ASTM A516 Gr 55 steel fabrications.
Length	3000 mm - 18000 mm	Common lengths up to 12000 mm, with extended lengths up to 18000 mm for specialized A516 Gr 55 material needs.

Notes:

• Customization: Gangsteel offers tailored sizes for A516 Gr 55 plate to meet specific project requirements.
• Tolerances: Dimensions comply with ASTM A516 standards, ensuring precision for SA 516 Gr 55 applications.
• Applications: Used in low-pressure storage tanks, heat exchangers, and ASME SA 516 boilers.

 

2. Chemical Composition of ASTM A516 Gr 55

 

The ASTM A516 Gr 55 steel plate chemical composition is optimized for weldability and performance in low-pressure environments.

Grade	Thickness (mm)	C (Max %)	Si (Max %)	Mn (Max %)	P (Max %)	S (Max %)
A516 Gr 55	<12.5	0.18	0.13-0.45	0.55-0.98	0.035	0.035
A516 Gr 55	12.5-50	0.20	0.13-0.45	0.55-0.98	0.035	0.035
A516 Gr 55	50-100	0.22	0.13-0.45	0.55-0.98	0.035	0.035
A516 Gr 55	100-200	0.24	0.13-0.45	0.55-0.98	0.035	0.035

Carbon Equivalent (Ceq): Ceq = [C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15]%, ensuring A516 Gr 55 steel is weldable with minimal cracking risk.

 

3. Mechanical Properties of ASTM A516 Gr 55

 

The A516 Gr 55 mechanical properties provide sufficient strength and ductility for low-pressure applications.

Grade	Thickness (mm)	Yield Strength (Min MPa)	Tensile Strength (MPa)	Elongation (Min %)
A516 Gr 55	6-40	205	380-515	27%
A516 Gr 55	40-100	205	380-515	23%

These properties make ASTM A516 Gr 55 ideal for less demanding environments compared to A516 Gr 60 or A516 Gr 70. For details, see ASME SA 516 Gr 55.

 

4. Equivalent Grades for ASTM A516 Gr 55

 

The ASTM A516 Gr 55 specification aligns with international standards, offering flexibility for global projects.

Standard	Grade	Link
ASTM A516	Gr 55	ASTM A516 Gr 55
EN 10028-2	P235GH	EN 10028-2 P355GH
BS1501	161-360	BS1501 223GR490B
GB/T 713	Q215R	GB/T 713 Q345R

These equivalents, such as EN 10028-2 P235GH, ensure compatibility for A516 Gr 55 steel in international applications.

 

5. Comparison with Other A516 Grades for ASTM A516 Gr 55

 

The table below compares ASTM A516 Gr 55 with other ASTM A516 grades to highlight differences in dimensions and properties.

Grade	Thickness Range (mm)	Width Range (mm)	Length Range (mm)	Yield Strength (Min MPa)	Tensile Strength (MPa)	Applications
A516 Gr 55	6 - 150	1500 - 4000	3000 - 18000	205	380-515	Low-pressure vessels
A516 Gr 60	6 - 200	1500 - 4000	3000 - 18000	220	415-550	Moderate-temperature vessels
A516 Gr 65	6 - 200	1500 - 4000	3000 - 18000	240	450-585	Higher strength applications
A516 Gr 70	6 - 250	1500 - 4000	3000 - 18000	260	485-620	High-pressure vessels

The ASTM A516 Gr 55 steel plate specification is optimized for cost-effective solutions in low-pressure environments compared to A516 Gr 70 material. For higher strength, explore ASTM A516 Gr 70.

 

6. Key Features of ASTM A516 Gr 55

 

• Standards Compliance: Meets ASTM A516 and ASME SA 516 requirements for A516 Gr 55 steel.
• Weldability: Low carbon content ensures ease of welding for SA 516 Gr 55 applications.
• Notch Toughness: Suitable for moderate-temperature environments with good resistance to brittle fracture.
• Applications: Ideal for A516 carbon steel in low-pressure storage tanks, heat exchangers, and boiler ASTM A516 systems.

 

7. Why Choose Gangsteel for ASTM A516 Gr 55?

 

Gangsteel, a global exporter of A516 steel, provides ASTM A516 Gr 55 steel plate with:

• Custom Sizing: Flexible dimensions for SA 516 Gr 55 material to meet project needs.
• Quality Assurance: Plates tested to comply with A516 Gr 55 properties and dimensional tolerances.
• Global Supply: Reliable export of A516 Gr 55 plate worldwide for ASME SA 516 applications.

For more details or to request a quote, visit our A516 Gr 55 page or explore related grades like SA 516 Gr 60 and SA 516 Gr 70.