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Manufacturer,Stockist and Exporter of A105 Thick Face Blind Flange
A105 Thick Face Blind Flange
Home Products A105 Thick Face Blind Flange

Manufacturer,Stockist and Exporter of A105 Thick Face Blind Flange

A105 Thick Face Blind Flange, A105 Thick Face Blind Flange, A105 Heat Exchanger Flange, ANSI/ASME B16.47 Series B  Blind Flange, a105 blind flange, A105 Marine Flange,A105 Thick Face Blind Flange,ANSI B16.47 Series A Blind Flange

The A105 Thick Face Blind Flange is a specialized carbon steel flange designed with a thicker-than-standard face to handle higher pressure ratings and more demanding sealing requirements. Manufactured from ASTM A105 forged carbon steel, this type of blind flange is used to close off the ends of piping systems, valves, and pressure vessels in critical applications. Its extra face thickness provides enhanced strength and sealing integrity, making it ideal for high-pressure, high-temperature environments across the oil & gas, petrochemical, and power generation sectors.

Raj Bhoomi Engineers is a renowned manufacturer, stockist, and exporter of A105 Thick Face Blind Flanges, offering precision-forged products that conform to international standards such as ASME B16.5 and B16.47. With a fully integrated production facility and a team of experienced engineers, Raj Bhoomi Engineers delivers flanges that meet strict dimensional tolerances, mechanical strength, and durability standards required in industrial operations. Their thick face blind flanges are particularly favored in systems where flange integrity under load is critical.

A105 Thick Face Blind Flanges

As a reliable stockist, the company maintains a large inventory of A105 Thick Face Blind Flanges in various sizes, pressure ratings (ranging from Class 150 to Class 2500), and face types such as Raised Face (RF) and Ring Type Joint (RTJ). This allows Raj Bhoomi Engineers to provide quick turnarounds and meet urgent project timelines. Their inventory management is backed by a robust logistics system and excellent customer service, ensuring smooth delivery and technical support worldwide.

Raj Bhoomi Engineers proudly exports its A105 Thick Face Blind Flange products to numerous countries, including Oman, Qatar, Saudi Arabia, UAE, and Kuwait in the Middle East, Spain and Germany in Europe, the USA and Canada in North America, and across several regions in Africa. Their global presence and commitment to quality have earned them the trust of leading EPC contractors, fabricators, and industrial clients.

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Specification of A105 Thick Face Blind Flange

Parameter Specification
Product Name A105 Thick Face Blind Flange
Material Grade ASTM A105 (Carbon Steel)
Flange Type Blind Flange
Thickness Higher than standard ASME B16.5/B16.47 thickness (custom as per requirement)
Size Range 1/2" to 72" (larger sizes available on request)
Pressure Class Class 150, 300, 600, 900, 1500, 2500
Standards ASME B16.5, ASME B16.47 (Series A & B), ANSI, ASTM
Face Type Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)
Surface Finish Stock Finish (125–250 AARH) or as per client specifications
Dimensions Tolerance As per ASME/ANSI standards
Corrosion Protection Black paint, anti-rust oil, or galvanization (on request)
Testing & Inspection Hydrostatic Test, Ultrasonic Test, MPI, PMI, as required by client
Documentation EN 10204 3.1 / 3.2 certificates, compliance reports, and test results
Applications High-pressure pipelines, refineries, offshore rigs, power plants, petrochemical
Manufacturer Raj Bhoomi Engineers
Export Regions Oman, Qatar, Saudi Arabia, UAE, Kuwait, Spain, Germany, USA, Canada, Africa, etc.


Every flange manufactured by Raj Bhoomi Engineers is subject to stringent quality control measures, including ultrasonic testing, hydrostatic pressure testing, and chemical and mechanical analysis. All products are supplied with certified documentation, including MTCs (EN 10204 3.1/3.2) and third-party inspection reports upon request. Customization options such as special coatings, dimensions, and drilling standards are also available to meet client-specific requirements.
The A105 Thick Face Blind Flange by Raj Bhoomi Engineers represents strength, reliability, and engineering excellence. With a commitment to high-quality manufacturing and global export capabilities, Raj Bhoomi Engineers continues to be a trusted partner for industrial flange solutions in high-demand markets around the world.

A105 Thick Face Blind Flange Chemical Properties

Element Composition (%)
Carbon (C) ≤ 0.35
Manganese (Mn) 0.60 – 1.05
Phosphorus (P) ≤ 0.035
Sulfur (S) ≤ 0.040
Silicon (Si) 0.10 – 0.35
Copper (Cu) ≤ 0.40 (if specified)
Nickel (Ni) ≤ 0.40 (if specified)
Chromium (Cr) ≤ 0.30 (if specified)
Molybdenum (Mo) ≤ 0.12 (if specified)
Vanadium (V) ≤ 0.08 (if specified)


A105 Thick Face Blind Flange Mechanical Properties

Property Value / Specification
Tensile Strength ≥ 485 MPa (70,000 psi)
Yield Strength ≥ 250 MPa (36,000 psi)
Elongation ≥ 22% (in 50 mm or 2 inches)
Reduction of Area ≥ 30%
Hardness ≤ 187 HB (Brinell Hardness)
Impact Test (Charpy V) Optional – as per client requirement
Heat Treatment Forged, Normalized, or Normalized & Tempered
Service Temperature -29°C to 425°C (-20°F to 800°F)
Testing Standards As per ASME/ASTM specifications

Features of A105 Thick Face 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 A105 Thick Face Blind Flange

A105 Pressure Vessel Flange Forged A105 Blind Flange
A105 Flange RTJ A105 RF Blind Flange
CS HEAVY BLRF FLANGE ANSI B16.47 Series A Blind Flange
ANSI B16.47 Series B Blind Flange MSS SP-44 A105 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

FAQs – A105 Thick Face Blind Flange

1.What is an A105 Thick Face Blind Flange?

An A105 Thick Face Blind Flange is a forged carbon steel flange with an increased face thickness compared to standard blind flanges, designed as per ASTM A105 standards to withstand higher stress and pressure.

2.Where are A105 Thick Face Blind Flanges commonly used?

They are typically used in high-pressure piping systems, refineries, petrochemical plants, offshore platforms, and power plants where extra strength and durability are required.

3. Why choose a Thick Face Blind Flange over a standard blind flange?

The thicker face provides greater mechanical strength, resistance to warping, and improved sealing performance under extreme operating conditions.

4. What pressure classes are available for A105 Thick Face Blind Flanges?

They are available in Class 300 to 2500, making them suitable for medium to ultra-high pressure applications.


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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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