BBN steel is one of the most famous A516 grade 70 plate suppliers on the International market.
A516 grade 70 plate is used to fabricate low-to-medium pressure vessels, boilers and processing equipment.
A516 grade 70 plate Chemical composition:
| Element | Thickness | Composition (%) | Note |
| Carbon (max) | 12.5 mm and under | 0.27 | A, B, C |
| over 12.5 to 50 mm | 0.28 | A, B, C | |
| over 50 to 100 mm | 0.30 | A, B, C | |
| over 100 mm | 0.31 | A, B, C | |
| Manganese | 0.85 - 1.20 | A, C | |
| 0.79 - 1.30 | B, C | ||
| Phosphorus (max) | 0.025 | A, B | |
| Sulphur (max) | 0.025 | A, B | |
| Silicon | 0.15 - 0.40 | A | |
| 0.13 - 0.45 | B |
Notes: A - heat analysis, B - product analysis, C - For each reduction of 0.01% below the specified maximum for Carbon, an increase of 0.06% above the specified maximum for Managanese is permitted, up to a maximum of 1.50% by heat analysis and 1.60% by product analysis.
A516 grade 70 plate mechanical properties:
| Mechanical Property | Value |
| Tensile Strength, MPa (ksi) | 485 - 620 (70 - 90) |
| Yield Strength, min MPa (ksi) | 260 (38) |
| Elongation min, % 200 mm (8 in) | 17 |
| Elongation min, % 50 mm (2 in) | 21 |
A516 grade 70 plate comes with EN10204 3.1 or EN10204 3.2 Mill Test Certificate (MTC), so as to guarantee the A516 grade 70 plate is fully traceable. As reputable A516 grade 70 plate supplier, BBN A516 grade 70 plate quality can withstand any test within the scope of ASTM A516/ A516 standard.
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
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