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    • HOME
    • ABOUT US
    • MANUFACTURING PRODUCTS
      • FLANGE
      • FORGED FITTINGS
      • TAPERED TUBE PLUGS
      • WELDING OUTLETS
      • BUTT WELD PIPE FITTINGS
    • STOCK PRODUCTS
      • PIPES
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    • CONTACT US
    • BLOG
    • HIC RESISTANT STEEL PLATE
    • CPVC UPVC PP BALL VALVES
    • CS PLATES SA 537 CLASS 2
    • INDUSTRIAL CPVC FLANGE
    • PLATE ASME SA 387 GR 11
    • GI FITTINGS 1239 PART 2
    • PLATE ASME SA 387 GR 22
    • STAINLESS STEEL PIPES
    • STEEL 5D RADIUS BENDS
    • SS Pipes ASTM A312 TP304L
    • ASTM-A312-TP304-PIPE
    • SS PIPE ASME SA312 TP316L
    • SS FITTINGS SA 182 F904L
    • SS ERW PIPE A 312 TP 304
    • PLASTIC CAPS FOR FITTINGS
    • ASTM ASME SA 516 GRADE 70
    • SS 310S SEAMLESS PIPES
    • SS 316 Seamless Pipe
    • STAINLESS STEEL PLATES
    • DUPLEX STEEL PLATES

+91-22-66362328 / 67437709

  • HOME
  • ABOUT US
  • MANUFACTURING PRODUCTS
    • FLANGE
    • FORGED FITTINGS
    • TAPERED TUBE PLUGS
    • WELDING OUTLETS
    • BUTT WELD PIPE FITTINGS
  • STOCK PRODUCTS
    • PIPES
    • TUBES
    • PLATES
    • BARS
    • WIRES
    • CARBON STEEL PLATES
  • CONTACT US
  • BLOG
  • HIC RESISTANT STEEL PLATE
  • CPVC UPVC PP BALL VALVES
  • CS PLATES SA 537 CLASS 2
  • INDUSTRIAL CPVC FLANGE
  • PLATE ASME SA 387 GR 11
  • GI FITTINGS 1239 PART 2
  • PLATE ASME SA 387 GR 22
  • STAINLESS STEEL PIPES
  • STEEL 5D RADIUS BENDS
  • SS Pipes ASTM A312 TP304L
  • ASTM-A312-TP304-PIPE
  • SS PIPE ASME SA312 TP316L
  • SS FITTINGS SA 182 F904L
  • SS ERW PIPE A 312 TP 304
  • PLASTIC CAPS FOR FITTINGS
  • ASTM ASME SA 516 GRADE 70
  • SS 310S SEAMLESS PIPES
  • SS 316 Seamless Pipe
  • STAINLESS STEEL PLATES
  • DUPLEX STEEL PLATES

ASME SA 387 Gr. 11 Alloy Steel Plates Stockist Mumbai

ASME SA 387 Grade 11 Alloy Steel Plates – Stockists in Mumbai

Alliance Pipes & Fittings is a leading stockholder and supplier of ASME SA 387 Gr. 11 Alloy Steel Plates in Mumbai, India, catering to the needs of pressure vessel, heat exchanger, and boiler manufacturers across industries. Manufactured as per ASTM A387 and ASME SA 387 standards, these Chromium Molybdenum alloy steel plates are engineered for high-temperature and high-pressure service, delivering superior strength, corrosion resistance, and notch toughness.

We stock both SA 387 Grade 11 Class 1 and Class 2 plates, available in a wide range of thicknesses and widths with IBR approval, mill test certificates, and third-party inspection (TPI) on request. Whether for power plants, refineries, oil & gas projects, or petrochemical industries, our ASTM A387 Grade 11 pressure vessel quality plates meet the most demanding international standards.


As one of the most trusted alloy steel plate suppliers in Mumbai, we ensure quick delivery, competitive prices, and complete traceability with every order. Our warehouse maintains ready stock of SA 387 Gr. 11 alloy plates for immediate dispatch to India, UAE, Saudi Arabia, Qatar, South Africa, Malaysia, and other international markets.

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Contact us today to receive a free quote on your next project. Our team of experts is standing by to help you find the perfect materials for your needs.

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Metal Materials for Your Next Project

Technical Specifications

Material Specification:

  • Standard: ASME SA 387 / ASTM A 387
  • Grade: Gr. 11
  • Class: Class 1 & Class 2
  • Material Type: Chromium Molybdenum Alloy Steel
  • Form: Plates / Sheets / Profiles
     

Available Thickness:

  • From 5 mm to 150 mm
     

Width:

  • Up to 3000 mm
     

Length:

  • 6000 mm / 12000 mm / Custom Cut-to-Length
     

Surface Finish:

  • Hot Rolled, Shot Blasted, Pickled
     

Heat Treatment:

  • Class 1: Normalized & Tempered
  • Class 2: Quenched & Tempered
     

Standards Covered:

  • ASME SA387
  • ASTM A387 
  • IBR Approved
  • EN 10028-2 (optional equivalent)

Applications of ASME SA 387 Gr. 11 Alloy Steel Plates

  • Pressure Vessels and Boilers
  • Heat Exchangers and Reactor
  • Oil & Gas Transmission Lines
  • Petrochemical Plants and Refineries
  • Thermal & Nuclear Power Plants
  • Process Equipment for High-Temperature Service

Product Advantages

  • Excellent High-Temperature Strength 
  • Superior Resistance to Hydrogen Attack and Oxidation
  • Long-Term Performance in Elevated Pressure Conditions
  • Available with IBR & Third-Party Inspection (TPI)
  • Mill Test Certificate with Complete Traceability
  • Ready Stock in Multiple Sizes & Thicknesses

Export Destinations

We are an ISO-certified exporter of ASME SA 387 Gr. 11 Alloy Steel Plates to:

  • United Arab Emirates (UAE) – Dubai, Abu Dhabi
  • Saudi Arabia – Dammam, Riyadh
  • Qatar – Doha
  • South Africa – Johannesburg, Durban
  • Malaysia, Singapore, Indonesia
  • Kuwait, Oman, Bahrain, Egypt
  • Europe, UK, Germany

Brass Bars

Our brass bars are suitable for decorative and functional applications. They are easy to machine and offer good corrosion resistance. Available in various sizes and shapes.

Brass Bars

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ALLIANCE PIPES AND FITTINGS

Patel Mansion, 1st Floor, 125 4th Kumbharwada Street, S.V.P. Road, Mumbai - 400004, India.

+91-22-66362328 / +91-22-67437709 / +91-9152005400

The technical details and information provided on this website are for informational purposes only and should not be used for design or engineering purposes. Alliance Pipes & Fittings makes no warranty, express or implied, and assumes no responsibility for the accuracy, completeness, or suitability of the information for any particular purpose.

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