ASTM A387 Grade 11 Alloy Steel Plates
ASTM A387 Grade 11 is a chromium-molybdenum alloy steel plate that can be used to produce rigid parts, steel structures, and rigid spare parts for use in oil and gas storage tanks, flanges, and heat exchangers.
ASTM A387 Gr.11 high strength sheet metal chemical composition
| Element | Chemical Composition (%) | |
| A387 Grade 11 | ||
| Carbon: | Heat Analysis: | 0.05 - 0.17 |
| Product Analysis: | 0.04 - 0.17 | |
| Manganese: | Heat Analysis: | 0.40 - 0.65 |
| Product Analysis: | 0.35 - 0.73 | |
| Phosphorus: | Heat Analysis: | 0.035 |
| Product Analysis: | 0.035 | |
| Sulphur (max): | Heat Analysis: | 0.035 |
| Product Analysis: | 0.035 | |
| Silicon: | Heat Analysis: | 0.50 - 0.80 |
| Product Analysis: | 0.44 - 0.86 | |
| Chromium: | Heat Analysis: | 1.00 - 1.50 |
| Product Analysis: | 0.94 - 1.56 | |
| Molybdenum: | Heat Analysis: | 0.45 - 0.65 |
| Product Analysis: | 0.45 - 0.70 |
A387 gr.11 high strength structural steel sheet mechanical property
| Designation: | Requirement: | Grade 11 |
| A387 Grade 11 | Tensile strength, ksi [MPa] | 75 to 100 [515 to 690] |
| Yield strength, min, ksi [MPa]/(0.2% offset) | 43 [310] | |
| Elongation in 8 in. [200mm], min % | 18 | |
| Elongation in 2 in. [50mm], min, % | 22 | |
| Reduction of area, min % | ––– |
ASTM A387 Gr 11 high tensile steel sheet Advantages
High Tensile Strength: These boards have high tensile strength and are suitable for use in high pressure applications.
Good corrosion resistance: Chromium and molybdenum are added to the composition of these sheets, making them highly resistant to corrosion.
Good weldability: These boards can be easily welded using conventional welding techniques, making them suitable for fabrication and repair work.
Heat Resistance: ASTM A387 Gr 11 alloy steel plate can withstand high temperatures without losing its strength or toughness, making it suitable for use in high temperature applications.
Versatility: These boards can be used in a variety of applications including power generation, petrochemical, oil and gas, and chemical processing industries.
ASTM A387 gr.11 High-Strength Low Alloy (HSLA) Steel Plates Products image
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