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SA 387 Gr.12 Cl.2 Sheets Supplier & Exporter in India – Navgraha Steels INC (Mumbai, Maharashtra)

When it comes to boiler and pressure vessel materials, one wrong purchase can mean shutdown losses, non-compliance penalties, or failed safety audits. Many buyers struggle with unreliable suppliers, uncertified material, and poor delivery timelines.

At Navgraha Steels INC, we understand these risks because we’ve worked closely with EPC contractors, refineries, and power plants worldwide. That’s why we stock and export IBR, PED, and EN 10204 certified SA 387 Gr.12 Cl.2 alloy steel sheets, ready for global dispatch with zero compromise on compliance or quality.

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What Are SA 387 Gr.12 Cl.2 Alloy Steel Sheets and Why Do Industries Choose Them?

SA 387 Grade 12 Class 2 is a Chrome-Moly alloy steel, manufactured specifically for elevated temperature and high-pressure service. In Class 2 (normalized + tempered) condition, these sheets provide:

  •  High tensile strength & toughness for boiler & reactor applications
  •  Resistance to oxidation & thermal fatigue in refineries and chemical plants
  • Reliable creep resistance for long-term high-pressure service
  • Compliance with ASME Section II & VIII standards

Simply put: SA 387 Gr.12 Cl.2 sheets keep boilers, refineries, and reactors running safely, even under extreme pressure and heat.

Procurement Challenges Buyers Face When Sourcing SA 387 Gr.12 Cl.2 Sheets

If you’re a procurement head or project manager, you already know the risks:

  •  Wrong grade or class supplied → material rejection at site
  •  No IBR/PED/EN 10204 MTCs → project compliance issues
  •  Delayed shipments → missed shutdown deadlines, heavy fines
  • Rust & transit damage → sheets unusable at destination
  •  Non-transparent pricing → hidden charges & budget shocks

At Navgraha Steels INC, we solve these pains by ensuring:

  • Strict MTC-backed grade verification
  • Certifications (IBR, PED, EN 10204 3.1/3.2, CE) included with supply
  • Ready stock in Mumbai + mill allocation for large projects
  • Seaworthy export packaging with rust prevention

Clear CIF/FOB pricing with no hidden extras

Applications of SA 387 Gr.12 Cl.2 Sheets Across Industries

Our alloy steel sheets are widely used in industries where heat, pressure, and compliance cannot be compromised:

  •  Boilers & Heat Exchangers – resistant to thermal stress
  • Refineries & Petrochemical Plants – long-term corrosion resistance
  •  Thermal & Nuclear Power Plants – stability at elevated temperature
  • Pressure Vessels & Reactors – compliance with ASME Section VIII
  • EPC Projects & Shutdowns – urgent deliveries with approvals

Wherever reliability matters most, SA 387 Gr.12 Cl.2 sheets deliver confidence and compliance.

Mechanical Properties of SA 387 Gr.12 Cl.2 Alloy Steel Sheets

  • Tensile Strength: 515 – 690 MPa
  • Yield Strength: ≥ 310 MPa
  • Elongation: Min. 20%
  • Hardness (Brinell): ≤ 250 HB
  • Creep Resistance: Stable up to 540°C continuous service

Buyer Advantage: Guarantees long-term performance in boilers, refineries, and pressure vessels.

Chemical Composition of ASTM A387 Gr.12 Cl.2 Chrome Moly Sheets

Element Content (%)
Carbon (C) 0.05 – 0.17
Manganese (Mn) 0.40 – 0.65
Silicon (Si) 0.15 – 0.50
Chromium (Cr) 0.80 – 1.25
Molybdenum (Mo) 0.45 – 0.65
Phosphorus (P) ≤ 0.035
Sulphur (S) ≤ 0.035

Buyer Advantage: The Cr-Mo balance ensures strength, oxidation resistance, and creep strength at elevated temperatures.

International Standards, Certifications & Equivalent Grades

  • Standards: ASTM A387 / ASME SA 387
  • Equivalent Grades: EN 10028-2 13CrMo4-5, DIN 1.7335
  • Certifications: EN 10204 3.1 / 3.2, IBR, PED, CE, NACE MR0175 (on request)
  • Inspection Agencies: SGS, TUV, Lloyd’s, BV

Buyer Advantage: Ensures global acceptance for refinery, boiler, and EPC projects.

Available Thickness, Sizes & Dimensions of SA 387 Gr.12 Cl.2 Sheets

  • Thickness: 3 mm – 50 mm
  • Width: 1000 mm – 2500 mm
  • Length: Up to 12,000 mm
  • Supply Condition: Normalized + Tempered (N+T)
  • Processing: Cut-to-size, sheared edges, custom dimensions

Buyer Advantage: Reduces material wastage and fabrication time.

Heat Treatment, Weldability & Elevated Temperature Performance

  • Heat Treatment: Normalized + Tempered (Cl.2)
  • Weldability: Excellent with controlled preheating and PWHT
  • Elevated Temp Performance: Retains strength, creep, and toughness up to 540°C

Buyer Advantage: Delivers stable, safe performance in thermal, petrochemical, and power plant environments.

Value-Added Services by Navgraha Steels INC

We provide more than sheets—we deliver project-ready material:

  • CNC cutting, shearing & profiling
  • Surface finishing, primer coating & rust-prevention
  • Beveled edges & custom fabrication support
  • Export-grade seaworthy packaging
  • Complete compliance documentation with MTCs

Buyer Advantage: Helps EPC contractors save time, reduce risk, and ensure compliance.

Why Choose Navgraha Steels INC for SA 387 Gr.12 Cl.2 Sheets?

  •  Global Reach: Supplying to GCC, Africa, Europe, and Asia refineries & power projects.
  •  Certifications Ready: IBR, PED, EN 10204 3.1/3.2, CE approvals included.
  •  On-Time Delivery: Mumbai stock + mill tie-ups = reliable dispatch schedules.
  •  EPC Approvals: Proven supply track record in refineries, boilers & shutdown projects.
  •  Transparent Pricing: Clear CIF/FOB terms, no hidden charges.

Navgraha is more than a supplier—we are your compliance-backed, risk-free partner.

Popular Variants & Related Alloy Steel Sheets We Supply

  • SA 387 Gr.12 Cl.1 Sheets
  • SA 387 Gr.11 Cl.2 Sheets
  • SA 387 Gr.22 Cl.2 Sheets
  • ASTM A204 Alloy Steel Sheets

Buyer Benefit: One-stop sourcing minimizes delays, inspections & procurement complexity.

Export Packaging, Logistics & Delivery Assurance

  •  Packing: Seaworthy wooden pallets, rust-proof wrapping, edge protection.
  •  Sea Freight: JNPT/Nhava Sheva port for CIF/FOB exports.
  •  Air Freight: Available for urgent EPC shutdowns.
  •  Protection: Fumigation & strapped pallets for customs approval.

Buyer Benefit: Eliminates damage, rust & customs rejection risks.

Selecting the Right SA 387 Gr.12 Cl.2 Sheet Supplier

Ask before placing your order:

  1. Do they provide IBR/PED/EN 10204 certifications?
  2. Can they supply ready stock & mill allocations?
  3. Do they have EPC references & global export approvals?
  4. Are value-added services (cutting, shearing, coating) offered?
  5. Can they guarantee on-time delivery & seaworthy packing?

Navgraha Steels INC checks all boxes, ensuring procurement safety & peace of mind.

FAQ’s

Class 2 is tempered, offering higher creep resistance & strength.

Yes, Navgraha supplies IBR-approved alloy steel sheets.

Yes, we supply PED certified & EN 10204 3.1/3.2 MTCs with every order.

Price depends on size, thickness & order volume. Contact us for a quotation.

Yes, with proper preheat & PWHT, weldability is excellent.

Request SA 387 Gr.12 Cl.2 Sheet Price, Datasheet & MTC Today

Contact our Mumbai office for live stock & pricing updates
 Request datasheet + sample mill test certificate (EN 10204)
 Get CIF/FOB quotes customized to your project location

With Navgraha Steels INC, you don’t just buy sheets—you secure reliability, compliance & trust.

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