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Manufacturer,Stockist and Exporter of Carbon Steel Blind Flange
Carbon Steel Blind Flange
Home Products Carbon Steel Blind Flange

Manufacturer,Stockist and Exporter of Carbon Steel Blind Flange

Carbon Steel Blind Flange, Carbon Steel Blind Flange, A105 Heat Exchanger Flange, ANSI/ASME B16.47 Series B  Blind Flange, a105 blind flange, A105 Marine Flange,Carbon Steel Blind Flange,Carbon Steel Blind Flange

Carbon Steel Blind Flangee is a crucial piping component used to seal the end of a pipe or pressure vessel, ensuring leak-proof operation in high-pressure and high-temperature environments. These flanges are essential for maintenance access, testing, and isolation in industrial systems. Raj Bhoomi Engineers, a renowned manufacturer, stockist, and exporter, specializes in delivering high-performance Carbon Steel Blind Flangees that comply with international standards such as ASME B16.5, MSS SP-44, and DIN norms.

Manufactured using premium-grade carbon steel materials like ASTM A105, A350 LF2, and A694 F60, Raj Bhoomi Engineers' Carbon Steel Blind Flangees offer excellent mechanical strength, corrosion resistance, and durability. Each flange is forged and precision-machined under stringent quality control to ensure dimensional accuracy, tight sealing, and long service life. These flanges are suitable for applications in oil & gas, power generation, petrochemical plants, and offshore platforms.

Carbon Steel Blind Flanges

Raj Bhoomi Engineers is a trusted exporter of Carbon Steel Blind Flangees to various markets across the Middle East, including Oman, Qatar, Saudi Arabia, the UAE, and Kuwait. Their flanges are known for their performance under high pressure and are widely used in pipeline termination and equipment isolation in large-scale industrial installations. The company’s ability to meet project-specific requirements with timely delivery and quality assurance makes them a preferred supplier in the region.

Expanding their global footprint, Raj Bhoomi Engineers also supplies Carbon Steel Blind Flangees to European countries such as Spain and Germany, as well as to North America, including the USA and Canada. These markets rely on consistent quality, full traceability, and compliance with strict industrial standards — all of which are delivered by Raj Bhoomi Engineers with every shipment. The flanges are accompanied by detailed inspection reports, material test certificates (MTC), and third-party inspection approvals upon request.

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Specification of Carbon Steel Blind Flange

Specification Details
Product Carbon Steel Blind Flange
Manufactured By Raj Bhoomi Engineers
Material Grades ASTM A105, ASTM A350 LF2, ASTM A694 F42/F52/F60/F65/F70
Types Available Weld Neck (WN), Blind (BL), Slip-On (SO), Socket Weld (SW), Threaded (TH), Lap Joint (LJ), Orifice Flange
Standard Specifications ASME B16.5, ASME B16.47, BS 4504, EN 1092-1, MSS SP-44, API 605
Size Range ½” to 60” (DN15 to DN1500)
Pressure Ratings Class 150, 300, 400, 600, 900, 1500, 2500 / PN 6 to PN 64
Face Types Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)
Connection Type Bolted flange connections (for pipe-to-pipe and equipment connections)
Temperature Range -46°C to 425°C (varies by grade and pressure class)
Manufacturing Method Forged / Rolled / Machined
Applications Oil & Gas, Petrochemicals, Power Plants, Refineries, Marine, Water Systems
Coating Options Anti-rust oil, Black Paint, Hot-Dip Galvanized, Custom coatings available
Testing & Certification Hydro Test, PMI Test, UT/MPI Testing, EN 10204 3.1 / 3.2 Certification
Compliance Standards NACE MR0175, ISO, PED (upon request)


As a leading stockist, Raj Bhoomi Engineers maintains a wide inventory of Carbon Steel Blind Flangees in various pressure classes (Class 150 to 2500) and face types (RF, FF, RTJ) to ensure fast order fulfillment. Their in-house testing facilities support non-destructive testing (NDT), hydro testing, and dimensional checks, providing end-users with total confidence in product performance. Whether it's for urgent shutdown jobs or long-term projects, Raj Bhoomi Engineers is equipped to support customers with reliable supply and technical support.
With exports reaching various regions in Africa and worldwide, Raj Bhoomi Engineers has positioned itself as a reliable global partner for Carbon Steel Blind Flangees. Their customer-centric approach, competitive pricing, and commitment to quality have earned them repeat business and long-term partnerships across continents. Whether you need standard or custom blind flanges, Raj Bhoomi Engineers delivers solutions that meet your exact specifications and timelines.

Carbon Steel Blind Flange Chemical Properties

Element ASTM A105 (% max) ASTM A350 LF2 (% max) ASTM A694 F60 (% max)
Carbon (C) 0.35 0.30 0.26
Manganese (Mn) 0.60 – 1.05 0.60 – 1.35 0.60 – 1.35
Phosphorus (P) 0.035 0.025 0.025
Sulfur (S) 0.040 0.025 0.025
Silicon (Si) 0.10 – 0.35 0.15 – 0.30 0.15 – 0.35
Chromium (Cr) 0.30 (if specified) 0.30 (max) 0.30 (max)
Nickel (Ni) 0.40 (if specified) 0.40 (max) 0.40 (max)
Copper (Cu) 0.40 (if specified) 0.40 (max) 0.40 (max)
Molybdenum (Mo) 0.12 (if specified) 0.12 (max) 0.12 (max)
Vanadium (V) 0.08 (if specified) 0.08 (max) 0.08 (max)


Carbon Steel Blind Flange Mechanical Properties

Property ASTM A105 ASTM A350 LF2 ASTM A694 F60 Unit
Tensile Strength ≥ 485 ≥ 485 ≥ 515 MPa
Yield Strength ≥ 250 ≥ 250 ≥ 415 MPa
Elongation ≥ 22 ≥ 22 ≥ 21 %
Reduction of Area ≥ 30 ≥ 30 ≥ 30 %
Hardness (Brinell) ≤ 187 ≤ 197 ≤ 235 HB
Impact Toughness Not Required ≥ 27 J @ -46°C Optional (on request) Joules
Temperature Range -29°C to 425°C -46°C to 345°C Varies based on application °C

Features of Carbon Steel Blind Flange

  • Healthy, non-toxic, and stain-free
  • High temperature and pressure resistance
  • Hot welding connection
  • Leak prevention
  • Excellent heat insulation
  • Lightweight and easy to transport
  • Smooth inner wall for reduced pressure loss
  • Low noise
  • Suitable for exposed or hidden installation
  • Chemical corrosion resistance

Available Types Of Carbon Steel Blind Flange

A105 Pressure Vessel Flange Forged A105 Blind Flange
A105 Flange RTJ A105 RF Blind Flange
CS HEAVY BLRF FLANGE Carbon Steel Blind Flange
Carbon Steel Blind Flange Carbon Steel Blind Flange
A105 Schedule 160 Blind Flange ANSI/ASME B16.5 Blind Flange
ANSI/ASME B16.47 Series A(MSS SP44) Blind Flanges ANSI/ASME B16.47 Series B  Blind Flange
carbon steel slip on flanges Custom A105 Blind Flange
A105 Forged Oversized Flange A105 XXS Blind Flange

Applications Industry

  • Pharmaceutical Equipment
  • Chemical Equipment
  • Sea Water Equipment
  • Heat Exchangers
  • Condensers
  • Pulp and Paper Industry
  • Off-Shore Oil Drilling Companies
  • Power Generation
  • Petrochemicals
  • Gas Processing
  • Specialty Chemicals
  • Pharmaceuticals

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Countries we have exported our products to:

Turkey, Thailand, Bulgaria, Serbia, Mexico, Estonia, Trinidad & Tobago,Tunisia, New Zealand, Indonesia, Puerto Rico, Ireland, India, Morocco, Brazil, Lebanon, Hong Kong, Jordan, Ukraine, Switzerland, Czech Republic, Lithuania, Sri Lanka, Greece, Taiwan, Zimbabwe, Algeria, Romania, Mexico, Ghana, Italy, Philippines, Spain, United Kingdom, Finland, Azerbaijan, Japan, Macau, Israel, Saudi Arabia, Kenya, Bhutan, Poland, Poland, Costa Rica, Kuwait, Singapore, Pakistan, France, Colombia, Tibet, Bolivia, Portugal, Iraq, Australia, Kazakhstan, Nepal, Mongolia, Gambia, Malaysia, Chile, Germany, Slovakia, China, Bahrain, Denmark, Angola, Afghanistan, Peru, Austria, Ecuador, Gabon, Croatia, South Africa, Sweden, Chile, Hungary, United Arab Emirates, Argentina, Bangladesh, Oman, Egypt, United States, Belgium, Canada, Namibia, Norway, Qatar, Belarus, Netherlands.

Cities we have supplied our products to:

Bengaluru, Vung Tau, Nashik, Jaipur, Navi Mumbai, La Victoria, Al Jubail, Noida, Granada, Doha, Dammam, Ernakulam, Chandigarh, Santiago, Melbourne, Surat, Nagpur, Ranchi, Kanpur, Jakarta, Ahvaz, Indore, Jamshedpur, Muscat, Rajkot, Lahore, Chiyoda, Milan, Hong Kong, Riyadh, Houston, Busan, Calgary, Madrid, Visakhapatnam, Atyrau, Bhopal, Algiers, Colombo, Kolkata, Petaling Jaya, Dallas, London, Cairo, Thiruvananthapuram, Caracas, Howrah, Moscow, Port-of-Spain, Baroda, Mexico City, Gurgaon, Singapore, Aberdeen, Coimbatore, Kuala Lumpur, Perth, Ahmedabad, New York, New Delhi, Manama, Abu Dhabi, Montreal, Jeddah, Pune, Vadodara, Kuwait City, Chennai, Geoje-si, Tehran, Mumbai, Hanoi, Karachi, Pimpri-Chinchwad, Thane, Haryana, Ulsan, Seoul, Dubai, Ho Chi Minh City, Toronto, Hyderabad, Los Angeles, Faridabad, Lagos, Sydney, Courbevoie, Bangkok, Bogota, Rio de Janeiro, Ankara, Al Khobar, Ludhiana, Istanbul, Gimhae-si, Brisbane, Edmonton, Sharjah, Secunderabad.

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