Manufacturer,Stockist and Exporter of Large Diameter RF Blind Flange

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Large Diameter RF Blind Flange is a crucial component used in piping systems to seal the end of pipelines, valves, or pressure vessels. Designed with a raised face (RF), this flange type provides a better sealing surface and is ideal for high-pressure and high-temperature applications. Its large diameter allows it to be used in industrial-scale pipelines that transport fluids, gases, and chemicals. Industries such as oil and gas, power generation, petrochemical, and water treatment rely heavily on these flanges for safe and reliable operation.

Raj Bhoomi Engineers, a leading name in the flange manufacturing industry, is a renowned manufacturer, stockist, and exporter of Large Diameter RF Blind Flanges. The company specializes in precision-forged flanges made from high-quality materials, ensuring durability and resistance to extreme operational conditions. Each product is engineered to meet international standards such as ASME, ANSI, DIN, and EN, making them suitable for both domestic and global applications.

Raj Bhoomi Engineers has established a strong export network, supplying Large Diameter RF Blind Flanges to countries including Oman, Qatar, Saudi Arabia, UAE, Kuwait, Spain, Germany, the USA, Canada, and various regions across Africa. Their ability to fulfill bulk orders promptly and maintain consistent quality has made them a trusted supplier for major EPC contractors, oil companies, and industrial operators worldwide.

These blind flanges are manufactured using advanced forging and machining techniques, ensuring a precise fit and optimal surface finish. The raised face design enhances the sealing capacity when used with appropriate gaskets, minimizing the risk of leaks even under high pressure. Raj Bhoomi Engineers also offers custom sizes and pressure classes ranging from Class 150 to Class 2500 to meet diverse project specifications.

Specification of Large Diameter RF Blind Flange

Parameter	Specification
Product Name	Large Diameter RF Blind Flange
Material Grades	ASTM A105 (CS), ASTM A350 LF2, ASTM A182 F304/F316 (SS), A516 Gr.70, etc.
Flange Type	Blind Flange (with Raised Face)
Size Range	24" to 120" and custom oversized dimensions
Design Standards	ASME B16.47 Series A & B, ASME B16.5, API 605, MSS-SP-44
Pressure Class	Class 150, 300, 600, 900, 1500, 2500
Face Type	RF (Raised Face)
Manufacturing Process	Forged / Plate Fabricated (for very large sizes)
Drilling Standard	As per ANSI / ASME B16.47 / Custom
Coating Options	Black Paint, Anti-Rust Oil, Hot-Dip Galvanized, Epoxy Coated
Testing & Certification	UT, RT, PMI, Hydro, MTC EN 10204 3.1 / 3.2
Application Industries	Oil & Gas, Petrochemical, Power Generation, Water Treatment, Shipbuilding
Manufacturer & Exporter	Raj Bhoomi Engineers
Export Destinations	Oman, Qatar, Saudi Arabia, UAE, Kuwait, Spain, Germany, USA, Canada, Africa, Global

To ensure superior performance, all Large Diameter RF Blind Flanges undergo rigorous quality inspections including ultrasonic testing, hardness checks, dimensional verification, and hydrostatic testing. The company adheres to ISO quality systems and provides comprehensive documentation including Mill Test Certificates (MTC) in accordance with EN 10204 3.1 or 3.2 standards.

Raj Bhoomi Engineers stands as a dependable global source for Large Diameter RF Blind Flanges, offering a perfect blend of quality, customization, and timely delivery. Their worldwide distribution network and commitment to engineering excellence make them a preferred partner in the global flange market.

Large Diameter RF 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)

Large Diameter RF Blind Flange Mechanical Properties

Property	Value / Range	Unit	Remarks
Tensile Strength (min)	485	MPa	Minimum required as per ASTM A105
Yield Strength (min)	250	MPa	At 0.2% offset
Elongation (min)	22	%	In 50 mm gauge length
Reduction of Area	30 (typical)	%	Typical value; may vary
Hardness (max)	187	HB (Brinell)	Maximum as per standard
Impact Toughness	As per project specification	–	Not mandatory unless specified (Charpy Test)
Operating Temperature	-29°C to +425°C	°C	Suitable for ambient and elevated temperatures

Features of Large Diameter RF 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 Large Diameter RF 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

People Searched For Large Diameter RF Blind Flange:

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.