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In the world of boilers and pressure vessels, one wrong material choice can delay shutdowns, trigger inspection failures, or even risk safety on site. That’s why global buyers—from EPC contractors to refinery engineers—turn to Navgraha Steels INC, Mumbai, Maharashtra – India, for certified SA516 Gr 70 sheets.
We don’t just sell steel; we supply assurance that your project passes every test, runs on time, and stays safe for years to come.
SA516 Gr 70 is a carbon steel sheet manufactured to ASTM A516 / ASME SA516 standards, specially designed for boiler and pressure vessel applications.
In simple words: SA516 Gr 70 sheets are the global benchmark for safety, economy, and reliability in pressure applications.
Every engineer knows the real pain of using the wrong steel:
That’s why engineers and buyers choose Navgraha Steels INC’s SA516 Gr 70 sheets. We provide
In a world where project risks are high, choosing SA516 Gr 70 sheets from Navgraha Steels INC is not just smart—it’s safe.
| Property | Value (Typical) | Why It Matters |
|---|---|---|
| Tensile Strength | 485–620 MPa | Prevents rupture under high pressure |
| Yield Strength | Min 260 MPa | Protects against permanent deformation |
| Elongation | 17–21% | Ensures ductility for forming & bending |
| Impact Tested | -20°C (optional) | Guarantees safety in low temperatures |
| Hardness (BHN) | ≤ 250 | Maintains balance between toughness & weldability |
These properties aren’t just numbers—they are the reason refineries, power plants, and boiler makers insist on SA516 Gr 70 sheets for critical projects.
| Element | % Range |
|---|---|
| Carbon (C) | ≤ 0.27 |
| Manganese (Mn) | 0.79–1.30 |
| Phosphorus (P) | ≤ 0.035 |
| Sulfur (S) | ≤ 0.035 |
| Silicon (Si) | 0.13–0.45 |
Balanced chemistry = less risk of cracks, superior weldability, and longer life under pressure.
This is why Navgraha Steels INC’s SA516 Gr 70 sheets consistently pass IBR, refinery, and third-party inspections without delays.
One of the biggest buyer worries is: “Will this material meet my project’s code?”
With Navgraha Steels INC, Mumbai, Maharashtra – India, you get SA516 Gr 70 sheets that comply with:
No matter where your project is located, our sheets align with global and local codes, removing compliance headaches.
Tired of calling multiple suppliers for standard thickness? With Navgraha Steel, you get ready stock:
Whether you need a 12 mm sheet for a boiler shell or a 50 mm sheet for a refinery tank, we deliver on time, with zero delays.
Choosing the wrong treatment = costly weld failures. That’s why we supply
Consulting Tip: If your project involves GCC refinery audits, always order Normalized sheets — it’s mandatory.
Real buyer fear: “Will the sheet crack during welding or forming?”
Our SA516 Gr 70 sheets guarantee smooth fabrication:
This reduces fabrication rejections, saves time, and gives peace of mind to project engineers
Too many traders push uncertified or re-rolled sheets. At Navgraha Steels INC, you always get:
We don’t just sell steel; we protect your project from audit rejections and costly downtime.
Navgraha Steels INC supplies every demanded variant of SA516 Gr 70 sheets:
This ensures you always get the exact variant auditors demand, without compromise
For global projects, buyers often ask: “Can my supplier handle export documentation, seaworthy packing, and fast shipping?”
At Navgraha Steels INC, Mumbai, Maharashtra – India, export is at the core of our operations. From Nhava Sheva Port, Mumbai, we deliver SA516 Gr 70 sheets to:
Every shipment is packed seaworthy and audit-ready — edge-protected, shrink-wrapped, palletized, and fumigated — so your sheets arrive safely and pass inspection without delays
Selecting the wrong sheet can cost time, money, and contracts. To simplify decision-making, here’s our consultant’s checklist
Pro Tip: Always insist on Normalized + EN 10204 3.2 certified sheets for critical refinery and EPC audits
Buyer pain: “How do I know my sheets are genuine, not re-rolled stock?”
At Navgraha Steels INC, every SA516 Gr 70 sheet is delivered with:
With our certifications, you never risk audit failures or shutdown penalties.
Both are made of the same grade. Sheets usually come in thinner gauges and are often used for fabrication flexibility, while plates are thicker for heavy-duty applications.
Yes. At Navgraha Steels INC, we supply IBR-approved SA516 Gr 70 sheets suitable for Indian boiler applications.
We supply sheets from 6 mm to 150 mm thickness, with custom cut-to-size options.
The price varies by thickness, certification (NACE/HIC/IBR), and delivery terms. Contact us for the latest price list.
Absolutely. We supply NACE-compliant and HIC-tested sheets for sour service and refinery projects worldwide.
Yes. We export globally — GCC, Africa, SE Asia, Europe — with seaworthy packing and third-party inspection on request.
Because we combine ready stock, genuine certifications, global export experience, and consulting support, making us a safer choice than traders.
Every boiler shutdown costs lakhs. Waiting for material only increases that loss.
With Navgraha Steels INC, Mumbai, you get:
Call to Action: Don’t gamble with deadlines. Request a price list now and secure certified SA516 Gr 70 sheets from India’s most trusted exporter.
