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Gangsteel is a premier supplier of high-quality pressure vessel steel plates, specializing in ASTM A515 Gr 65 steel plates. Designed for intermediate and higher-temperature service, ASTM A515 Gr.65 is a carbon steel plate widely utilized in pressure vessel manufacturing due to its balanced strength, durability, and weldability.
Gangsteel provides an in-depth look at the chemical composition, mechanical properties, and applications of ASTM A515GR.65, along with comparisons to related grades such as ASTM A515 Grade 60, ASTM A515 Grade 70, and ASTM A516 Grade 65 to assist in selecting the right material for your projects.
A515 Gr 65 is a carbon steel plate specified under the ASTM A515 standard for pressure vessel plates, tailored for intermediate and higher-temperature service. These plates are normalized to enhance their mechanical properties, making them suitable for applications such as boilers, heat exchangers, and pressure vessels operating at elevated temperatures.
Gangsteel ensures that our ASTM A515 Gr.65 steel plates meet rigorous quality standards, available in thicknesses from 6mm to 300mm, widths from 1500mm to 4050mm, and lengths from 3000mm to 15000mm.
Gangsteel provides an in-depth look at the chemical composition of ASTM A515GR.65, which is crucial for its performance in high-temperature environments. Below are the maximum allowable percentages for key elements, based on both product analysis and ladle (melting) analysis, ensuring compliance with ASTM standards.
Element |
Product Analysis Max (%) |
Ladle Analysis Max (%) |
---|---|---|
Carbon (C) |
0.28-0.33 |
0.28-0.33 |
Manganese (Mn) |
0.98 |
0.90 |
Phosphorus (P) |
0.035 |
0.035 |
Sulfur (S) |
0.035 |
0.035 |
Silicon (Si) |
0.13-0.45 |
0.15-0.40 |
Carbon Equivalent (Ceq):
The carbon equivalent is calculated using the formula:
Ceq = [C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15]%.
This ensures the weldability and suitability of ASTM A515 Gr.65 for pressure vessel applications.
A515 Gr 65 offers a balanced combination of strength and ductility, making it a preferred choice for moderate to high-temperature applications. The following table outlines its key mechanical characteristics:
Thickness (mm) |
Yield Strength (Min Mpa) |
Tensile Strength (Mpa) |
Elongation (Min %) |
---|---|---|---|
≤ 200 |
240 |
450-585 |
19 |
≤ 50 |
240 |
450-585 |
23 |
These properties ensure that ASTM A515GR.65 steel plates can withstand high-pressure conditions while maintaining structural integrity.
ASTM A515 Gr.65 is widely used in industries requiring robust materials for high-temperature and high-pressure environments. Common applications include:
Gangsteel’s ASTM A515GR.65 steel plates are tested for supplementary requirements such as HIC (Hydrogen Induced Cracking) and NACE MR0175, ensuring reliability in harsh environments.
To help you choose the right material, we compare A515 Gr 65 with other grades in the ASTM A515 family:
Property |
A515 Grade 60 |
A515 Grade 65 |
A515 Grade 70 |
---|---|---|---|
Carbon Content (Max %) |
0.24-0.31 |
0.28-0.33 |
0.30-0.35 |
Manganese (Max %) |
0.98 |
0.98 |
1.30 |
Yield Strength (Min Mpa) |
220 |
240 |
260 |
Tensile Strength (Mpa) |
415-550 |
450-585 |
485-620 |
Elongation (Min %, 200mm) |
21 |
19 |
17 |
For a broader perspective, we compare ASTM A515 Gr.65 with ASTM A516 grades, which are designed for moderate and lower-temperature services:
Property |
A515 Grade 65 |
A516 Grade 55 |
A516 Grade 60 |
A516 Grade 65 |
A516 Grade 70 |
---|---|---|---|---|---|
Temperature Service |
Intermediate/High |
Moderate/Low |
Moderate/Low |
Moderate/Low |
Moderate/Low |
Carbon Content (Max %) |
0.28-0.33 |
0.18-0.26 |
0.21-0.27 |
0.24-0.29 |
0.27-0.31 |
Yield Strength (Min Mpa) |
240 |
205 |
220 |
240 |
260 |
Tensile Strength (Mpa) |
450-585 |
380-515 |
415-550 |
450-585 |
485-620 |
Elongation (Min %, 200mm) |
19 |
27 |
25 |
23 |
21 |
For high-temperature applications, ASTM A515GR.65 outperforms A516 grades due to its normalized structure and enhanced heat resistance.
ASTM A515 Gr.65 has equivalent grades in various international standards, ensuring compatibility for global projects:
Region |
Equivalent Grade |
---|---|
Europe |
KG, KW, KT |
Germany |
W St E 315 |
France |
A48 CP, AP, FP |
Italy |
Fe 460-2-KW |
Sweden |
SS21,02,01 |
UK |
Gr 360, 400 |
These equivalents allow flexibility in sourcing materials while maintaining performance standards.
ASTM A515GR.65 is designed for intermediate and higher-temperature service, while ASTM A516 Grade 65 is optimized for moderate and lower-temperature applications. A515 Grade 65 is normalized for enhanced heat resistance, whereas A516 Grade 65 offers better toughness in colder environments.
A515 Gr 65 is commonly used in boilers, pressure vessels, heat exchangers, and petrochemical equipment due to its balanced strength and ability to withstand elevated temperatures.
Yes, ASTM A515 Gr.65 has excellent weldability, thanks to its controlled carbon equivalent (Ceq). Proper welding procedures should be followed to maintain its properties.
Gangsteel offers ASTM A515GR.65 plates in thicknesses from 6mm to 300mm, widths from 1500mm to 4050mm, and lengths from 3000mm to 15000mm, customizable to project requirements.
Yes, Gangsteel’s ASTM A515 Gr.65 plates are tested for NACE MR0175 and HIC, ensuring suitability for sour service environments.
Gangsteel is a trusted supplier of ASTM A515GR.65 steel plates, offering:
For more details on our ASTM A515 product range or to inquire about stock availability, contact Gangsteel today.
ASTM A515GR.65 steel plates are an excellent choice for high-temperature pressure vessel applications, offering a balance of strength, weldability, and durability. By comparing it with ASTM A515 Grade 60, ASTM A515 Grade 70, and ASTM A516 grades, you can see its unique advantages for moderate to high-temperature environments. Trust Gangsteel to deliver high-quality A515 Gr 65 steel plates tailored to your needs.
For more information or to place an order, visit our pressure vessel steel plate page or contact our team.
Gangsteel is a premier supplier of high-quality pressure vessel steel plates, specializing in ASTM A515 Gr 65,A
Gangsteel is a leading supplier of high-quality pressure vessel steel plates, specializing in ASTM A515 Gr 60,A
angsteel is a leading supplier of high-quality pressure vessel steel plates, specializing in ASTM A515 Gr 70,AS