ASTM A516 Grade 65 Plate Manufacturer, Supplier & Exporter in India
ASTM A516 Grade 65 Plate offered by Astromet Steel & Engineering are premium pressure vessel quality carbon steel plates designed for moderate to lower temperature services. These plates are engineered to provide enhanced strength and excellent toughness, making them a reliable choice for pressure-retaining applications.
Grade 65 plates exhibit superior resistance to internal pressure and mechanical stress while maintaining excellent weldability and formability. Their controlled chemical composition allows easy fabrication without compromising structural integrity, even in demanding operating conditions.
Manufactured in strict accordance with ASTM A516 / ASME SA516 standards, ASTM A516 Gr.65 plates supplied by Astromet Steel & Engineering undergo stringent quality checks including mechanical testing, chemical analysis, and ultrasonic inspection to ensure compliance and performance reliability.
Due to their higher tensile strength compared to lower grades, ASTM A516 Grade 65 Plates are widely used in heavy-duty industrial equipment where safety, durability, and pressure resistance are critical.
ASTM A516 Grade 65 Plate Specifications
| Parameter | Details |
|---|---|
| Standard | ASTM A516 / ASME SA516 |
| Grade | Grade 65 |
| Product Form | Carbon Steel Plate |
| Thickness Range | 6 mm – 180 mm |
| Width | Up to 3000 mm |
| Length | Up to 12000 mm |
| Heat Treatment | As Rolled / Normalized |
| Impact Testing | Optional / As specified |
| Inspection | EN 10204 3.1 / 3.2 |
| Surface Finish | Black / Pickled |
| Application | Pressure Vessels, Boilers |
ASTM A516 Grade 65 Plate Chemical Composition
| Chemical Composition | Maximum C % for thickness t (mm) | Mn % for thickness t (mm) |
Si % | P % max | S % max | ||||
|---|---|---|---|---|---|---|---|---|---|
| 6-12.5mm | 12.5-25mm | 25-50mm | >50mm | ≤12.5mm | >12.5mm | ||||
| A516 Gr55 | 0.18 | 0.20 | 0.22 | 0.25 | 0.55-0.98 | 0.60-1.30 | 0.13-0.45 | 0.035 | 0.035 |
| A516 Gr60 | 0.21 | 0.23 | 0.23 | 0.25 | 0.6-0.9 | 0.80-1.20 | 0.13-0.45 | 0.035 | 0.035 |
| A516 Gr65 | 0.24 | 0.26 | 0.26 | 0.28 | 0.85-1.20 | 0.85-1.20 | 0.13-0.45 | 0.035 | 0.035 |
| A516 Gr70 | 0.27 | 0.28 | 0.28 | 0.30 | 0.85-1.20 | 0.85-1.20 | 0.13-0.45 | 0.035 | 0.035 |
ASTM A516 Grade 65 Plate Mechanical Properties
| Mechanical Property | Tensile strength (MPa) |
Minimum yield strength (MPa) |
Minimum elongation (%) gauge length | |
|---|---|---|---|---|
| 50mm | 200mm | |||
| A516 Gr55 | 380-515 | 205 | 27 | 23 |
| A516 Gr 60 | 415 – 550 | 220 | 25 | 21 |
| A516 Gr65 | 450 – 585 | 240 | 23 | 19 |
| A516 Gr70 | 485 – 620 | 260 | 21 | 17 |
Why Choose Astromet Steel & Engineering?
✔ Trusted supplier of ASTM A516 Grade 65 plates
✔ Strict ASTM / ASME compliance
✔ Custom sizes, cutting & bulk supply
✔ Export-quality packaging with complete MTC
ASTM A516 Grade 65 Carbon Steel Plate Usage & Applications
ASTM A516 Grade 65 Carbon Steel Plates are extensively used in pressure vessels, boilers, heat exchangers, petrochemical reactors, storage tanks, refinery equipment, and power plant systems. These plates are ideal for applications requiring higher strength than Grade 60 while maintaining excellent safety margins.