Blind Flange Manufacturer in India
Neelam Forge India is a leading Blind Flanges Manufacturer in India. Blind Flanges have no centre hole they are used seal a pipeline, pressure vessel and block the fluid inflow. Blind Flanges is most demanding flange type in undergorund piping and marine industries. The PN16 Reducing Blind Flange are highly suitable for pipes that contain maximum distance of the pipe and have a rear access to the pipe, thus they could be easily bolted and unbolted with succeeding conditioning inside the terminal end of the pipe.
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Blind Flanges Manufacturers, Stainless Steel Blind Flanges Supplier, ANSI B16.5 Blind Flanges Supplier, Blind Flanges Stockholders, Screwed Flange Manufacturers in Mumbai, India
Neelam Forge India is a Top Notch Blind Plate Flanges Manufacturer and Supplier in India. Our Class 600 Stainless Steel Blind Flange has excellent strength and corrosion-resistant properties. Blind Forged Flange are manufactured in various standards ASTM A182, ASTM A240, ASME, DIN. The A182 Blind Pipe Flanges supplied by Neelam Forge India is at competitive price. Check Latest Price List Of SS Reducing Blind Flange.
Standard Specification of Blind Flanges
| Size |
1/2″ (15 NB) to 48″ (1200NB)
|
| Standards |
ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings |
| Pressure Ratings |
Class 150, Class 300, Class 400, Class 600, Class 900, Class1500, Class 2500 | PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Dimensions |
ANSI B16.5, ANSI B16.47 Series A & B, ASA, API-605, MSS SP44, AWWA, Custom Drawings |
| Flange Face Type |
Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| Coating/Surface Treatment |
Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized |
| Stainless Steel Blind Flanges |
ASTM A182 F304/304L/304H, F316/316L, F316H, F316TI, F310, F321, F904L |
| Special Alloy Blind Flanges |
Duplex, Super Duplex, Nickel Alloy |
Types of Flat Flanges
Blind Flange Class 150 Dimensions
| ø | D | b | g | k | Holes | l | Kg. |
|---|---|---|---|---|---|---|---|
| 1/2″ | 88,9 | 11,1 | 34,9 | 60,3 | 4 | 15,9 | 0,400 |
| 3/4″ | 98,4 | 12,7 | 42,9 | 69,8 | 4 | 15,9 | 0,700 |
| 1″ | 107,9 | 14,3 | 50,8 | 79,4 | 4 | 15,9 | 0,900 |
| 1 1/4″ | 117,5 | 15,9 | 63,5 | 88,9 | 4 | 15,9 | 1,300 |
| 1 1/2″ | 127,0 | 17,5 | 73,0 | 98,4 | 4 | 15,9 | 1,600 |
| 2″ | 152,4 | 19,0 | 92,1 | 120,6 | 4 | 19,0 | 2,600 |
| 2 1/2″ | 177,8 | 22,2 | 104,8 | 139,4 | 4 | 19,0 | 4,100 |
| 3″ | 190,5 | 23,8 | 127,0 | 152,4 | 4 | 19,0 | 5,000 |
| 3 1/2″ | 215,9 | 23,8 | 139,7 | 177,8 | 8 | 19,0 | 6,400 |
| 4″ | 228,6 | 23,8 | 157,2 | 190,5 | 8 | 19,0 | 7,100 |
| 5″ | 254,0 | 23,8 | 185,7 | 215,9 | 8 | 22,2 | 9,000 |
| 6″ | 279,4 | 25,4 | 215,9 | 241,3 | 8 | 22,2 | 11,800 |
| 8″ | 342,9 | 28,6 | 269,9 | 298,4 | 8 | 22,2 | 21,000 |
| 10″ | 406,4 | 30,2 | 323,4 | 361,9 | 12 | 25,4 | 30,000 |
| 12″ | 482,6 | 31,7 | 381,0 | 431,8 | 12 | 25,4 | 45,000 |
| 14″ | 533,4 | 34,9 | 412,7 | 476,2 | 12 | 28,6 | 59,000 |
| 16″ | 596,9 | 36,5 | 469,9 | 539,9 | 16 | 28,6 | 79,000 |
| 18″ | 635,0 | 39,7 | 533,4 | 577,8 | 16 | 31,7 | 97,000 |
| 20″ | 698,5 | 42,9 | 584,2 | 635,0 | 20 | 31,7 | 124,000 |
| 22″ | 749,3 | 46,0 | 641,2 | 692,1 | 20 | 34,9 | 151,000 |
| 24″ | 812,8 | 47,6 | 692,1 | 749,3 | 20 | 34,9 | 188,000 |
Blind Flange Class 400 Dimensions
| Size in Inch |
Size in mm |
Outer Dia. |
Flange Thick. |
RF Dia. |
RF Height |
PCD | No of Bolts |
Bolt Size UNC |
RF Stud Length |
Hole Size |
ISO Stud Size |
Weight in kg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | B | C | D | E | ||||||||
| 1/2 | 15 | 95 | 14.3 | 34.9 | 7 | 66.7 | 4 | 1/2 | 75 | 5/8 | M14 | 1.5 |
| 3/4 | 20 | 115 | 15.9 | 42.9 | 7 | 82.6 | 4 | 5/8 | 90 | 3/4 | M16 | 1.5 |
| 1 | 25 | 125 | 17.5 | 50.8 | 7 | 88.9 | 4 | 5/8 | 90 | 3/4 | M16 | 1.8 |
| 1 1/4 | 32 | 135 | 20.7 | 63.5 | 7 | 98.4 | 4 | 5/8 | 95 | 3/4 | M16 | 2.3 |
| 1 1/2 | 40 | 155 | 22.3 | 73 | 7 | 114.3 | 4 | 3/4 | 110 | 7/8 | M20 | 3.7 |
| 2 | 50 | 165 | 25.4 | 92.1 | 7 | 127 | 8 | 5/8 | 110 | 3/4 | M16 | 4.6 |
| 2 1/2 | 65 | 190 | 28.6 | 104.8 | 7 | 149.2 | 8 | 3/4 | 120 | 7/8 | M20 | 6.8 |
| 3 | 80 | 210 | 31.8 | 127 | 7 | 168.3 | 8 | 3/4 | 125 | 7/8 | M20 | 9.1 |
| 3 1/2 | 90 | 230 | 35 | N/A | 7 | 184.2 | 8 | 7/8 | 140 | 1 | M24 | 13.2 |
| 4 | 100 | 255 | 35 | 157.2 | 7 | 200 | 8 | 7/8 | 140 | 1 | M24 | 15 |
| 5 | 125 | 280 | 38.1 | 185.7 | 7 | 235 | 8 | 7/8 | 145 | 1 | M24 | 20 |
| 6 | 150 | 320 | 41.3 | 215.9 | 7 | 269.9 | 12 | 7/8 | 150 | 1 | M24 | 28 |
| 8 | 200 | 380 | 47.7 | 269.9 | 7 | 330 | 12 | 1 | 170 | 1 1/8 | M27 | 46 |
| 10 | 250 | 445 | 54 | 323.8 | 7 | 387.4 | 16 | 1 1/8 | 190 | 1 1/4 | M30 | 71 |
| 12 | 300 | 520 | 57.2 | 381 | 7 | 450.8 | 16 | 1 1/4 | 205 | 1 3/8 | M33 | 102 |
| 14 | 350 | 585 | 60.4 | 412.8 | 7 | 514.4 | 20 | 1 1/4 | 210 | 1 3/8 | M33 | 132 |
| 16 | 400 | 650 | 63.5 | 469.9 | 7 | 571.5 | 20 | 1 3/8 | 220 | 1 1/2 | M36 | 168 |
| 18 | 450 | 710 | 66.7 | 533.4 | 7 | 628.6 | 24 | 1 3/8 | 230 | 1 1/2 | M36 | 207 |
| 20 | 500 | 775 | 69.9 | 584.2 | 7 | 685.8 | 24 | 1 1/2 | 240 | 1 3/4 | M39 | 266 |
| 24 | 600 | 915 | 76.2 | 692.2 | 7 | 812.8 | 24 | 1 3/4 | 265 | 1 7/8 | M45 | 405 |
Different Types Of Loose Blind Flanges Available in Stock
Application Of BLRF Pipe Flanges
Packing Of Flange
The packing is done export-worthy, making sure the client receives our Blind Flanges in good condition.
Neelam Forge India is a Manufacturer and Supplier of PN16 Blank Flanges in Mumbai, India.- Neelam Forge India
Cities We Supply Blind Pipe Flange
Mumbai, Thrissur, Coimbatore, Khandwa, Goa, Sonebhadra, Vapi, Chandigarh, Raipur, Lucknow, Bareilly, Indore, Pune, Varanasi, Nashik, Kuldomari, Kerala, Pimpri-Chinchwad, Ranchi, Bharuch, Hyderabad, Kolkata, Bangalore, Jamnagar, Vijayawada, Ahmedabad, Bhosari, Cochin, Gujarat, Salem, Kochi, Kanpur, Chennai, Haryana, Bhubaneswar, Thiruvananthapuram, Navi Mumbai, Prayagraj, Rewa, Visakhapatnam, Jamshedpur.
Countries We Export Blind Plate Flange
Germany, Kuwait, Denmark, Bahrain, Russia, Malaysia, Mexico, Singapore, Indonesia, Australia, Iran, Algeria, South Africa, Nepal, Bolivia, USA, India, Nigeria, Tobago, Palestine, Maldives, Venezuela, Norway, Kazakhstan, Portugal, Saudi Arabia, Qatar, Dubai, Canada, Vietnam, Thailand, UAE, Vietnam, Turkey, Netherlands, Brazil, Sri Lanka, Switzerland, United Kingdom (UK), Azerbaijan, Iraq, Italy, Angola, Oman.