What is Stainless Steel Blind Flange?
A stainless steel blind flange is a solid piece of steel that is designed without any bore at the center. These flanges act as blanks to cap off the line in a hydraulic system. The termination of the flow helps in rerouting, terminating, and performing any maintenance in the pipeline. The flanges have basic construction requiring minimal machining. A blind flange helps cap high-pressure fluids and gases in different industries. These flanges are usually bolted in place, enabling them to be very durable for long periods.
Threaded Blind Flange Vs Tapped Blind Flange
What is the function of a blank flange?
A blank flange is used to block the section of a pipe or nozzle that is not used. These flanges help in terminating the movement of flow in the system. This allows certain sections to be repaired or modified to enhance the performance of the pipeline.
Ductile iron blind flange vs Carbon Steel Blind Flange
Raised Face Blind Flange vs High Hub Blind Flange
Size | 1/2"NB TO 24"NB IN |
---|---|
Coating/Surface Treatment: | Zinc Plated, Oil Black Paint, Anti-rust Paint, Yellow Transparent, Cold and Hot Dip Galvanized |
Materials | Monel : Monel 400/ K500/ R-405 Hastalloy : Hastalloy B2/ B3/ C22/ C276/ X Nickel : Nickel 200/ 201 Incoloy : Incoloy 800/ 800H/ 800HT Inconel : Inconel 600/ 601/ 625/ 718 Stainless Steel : ASTM A182 F304L/304/304H, F316/316L, F321, F202, F316TI, F316H, F310, F904L Titanium : Gr1/ Gr2/ Gr3/ Gr5/ Gr7/ Gr11 Carbon Steel : ASTM A105N/A105, LF1, A350 LF2 CL2/CL1, LF3 CL2CL1/, A694 F46, F42, F48, F42, F50, F56, F52, F60, F70, F65, A516.65, 60, 70, C22.8 Alloy Steel : ASTM A182 F5, F1, F9, F22, F11, F91 Duplex Steel : ASTM / ASME A/SA 182 UNS F45, F61, F44, F53, F51, F60, F55 |
Class | 150 LBS upto 2500 LBS DIN Standard ND-10, 6, 25, 16, 40 |
Value Added Service | Customized Flanges, CNC Machine |
Description | Price Per Kg In Singapore | Price Per Kg In UAE | Price Per Kg In USD | Price Per Kg In Malaysia |
---|---|---|---|---|
RF16 X 300# IRON OR STEEL SS304 BLIND FLANGE | SGD 722.39 | UAE Dirham 1,886.25 | US $521.73 | MYR 2,287.58 |
RF16 X 150# IRON OR STEEL SS304 BLIND FLANGE | SGD 421.40 | UAE Dirham 1,100.32 | US $304.34 | MYR 1,334.43 |
1 X 300 STAINLESS STEEL FLANGES GR.304 H SPECTACLE BLIND RF | SGD 42.23 | UAE Dirham 110.26 | US $30.50 | MYR 133.72 |
DN 600 PN6 30MM THK STAINLESS STEEL FLANGES Gr.304 L BLIND FLANGE | SGD 554.74 | UAE Dirham 1,448.49 | US $400.65 | MYR 1,756.68 |
2 RF CARBON STEEL FORGED FLANGES - C.S. FLANGE BLIND CS | SGD 5.58 | UAE Dirham 14.57 | US $4.03 | MYR 17.67 |
CL.150, 1 BLIND FLANGE, RF, ASME B16.5, ASTM A182 GR. F60, FERRITIC/AUSTENITIC | SGD 24.16 | UAE Dirham 63.07 | US $17.45 | MYR 76.49 |
CLass | 150 | 300 | 600 | 900 | 1500 | 2500 |
---|---|---|---|---|---|---|
B | 9.6 | 12.7 | 14.3 | 22.3 | 22.3 | 30.2 |
11.2 | 14.3 | 20.7 | 28.7 | 28.7 | 36.6 | |
DIA D |
90 | 95 | 95 | 120 | 120 | 135 |
DIA G |
35.1 | 35.1 | 35.1 | 35.1 | 35.1 | 35.1 |
NO. L |
4 | 4 | 4 | 4 | 4 | 4 |
DIA K |
60.3 | 66.7 | 66.7 | 82.6 | 82.6 | 88.9 |
DIA L |
15.9 | 15.9 | 15.9 | 22.2 | 22.2 | 22.2 |
Stud Bolts Diameter x Length | ||||||
Lenght (mm) |
55 | 65 | 75 | 110 | 110 | 120 |
DIA (in) |
1/2 | 1/2 | 1/2 | 3/4 | 3/4 | 3/4 |
Size in mm |
Size in Inch |
Flange Thick. |
RF Height |
Outer Dia. |
PCD | No of Bolts |
RF Dia. |
Bolt Size UNC |
Machine Bolt Length |
RF Stud Length |
ISO Stud Size |
Hole Size | Weight in kg |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
B | D | A | E | C | |||||||||
15 | 1/2 | 9.6 | 2 | 90 | 60.3 | 4 | 34.9 | 1/2 | 50 | 55 | M14 | 5/8 | 0.9 |
20 | 3/4 | 11.2 | 2 | 100 | 69.9 | 4 | 42.9 | 1/2 | 50 | 65 | M14 | 5/8 | 0.9 |
25 | 1 | 12.7 | 2 | 110 | 79.4 | 4 | 50.8 | 1/2 | 55 | 65 | M14 | 5/8 | 0.9 |
32 | 1 1/4 | 14.3 | 2 | 115 | 88.9 | 4 | 63.5 | 1/2 | 55 | 70 | M14 | 5/8 | 1.4 |
40 | 1 1/2 | 15.9 | 2 | 125 | 98.4 | 4 | 73 | 1/2 | 65 | 70 | M14 | 5/8 | 1.8 |
50 | 2 | 17.5 | 2 | 150 | 120.7 | 4 | 92.1 | 5/8 | 70 | 85 | M16 | 3/4 | 2.3 |
65 | 2 1/2 | 20.7 | 2 | 180 | 139.7 | 4 | 104.8 | 5/8 | 75 | 90 | M16 | 3/4 | 3.2 |
80 | 3 | 22.3 | 2 | 190 | 152.4 | 4 | 127 | 5/8 | 75 | 90 | M16 | 3/4 | 4.1 |
90 | 3 1/2 | 22.3 | 2 | 215 | 177.8 | 8 | 139.7 | 5/8 | 75 | 90 | M16 | 3/4 | 5.9 |
100 | 4 | 22.3 | 2 | 230 | 190.5 | 8 | 157.2 | 5/8 | 75 | 90 | M16 | 3/4 | 7.7 |
125 | 5 | 22.3 | 2 | 255 | 215.9 | 8 | 185.7 | 3/4 | 85 | 95 | M20 | 7/8 | 9.1 |
150 | 6 | 23.9 | 2 | 280 | 241.3 | 8 | 215.9 | 3/4 | 85 | 100 | M20 | 7/8 | 11.8 |
200 | 8 | 27 | 2 | 345 | 298.5 | 8 | 269.9 | 3/4 | 90 | 110 | M20 | 7/8 | 20.5 |
250 | 10 | 28.6 | 2 | 405 | 362 | 12 | 323.8 | 7/8 | 100 | 115 | M24 | 1 | 32 |
300 | 12 | 30.2 | 2 | 485 | 431.8 | 12 | 381 | 7/8 | 100 | 120 | M24 | 1 | 50 |
350 | 14 | 33.4 | 2 | 535 | 476.3 | 12 | 412.8 | 1 | 115 | 135 | M27 | 1 1/8 | 64 |
400 | 16 | 35 | 2 | 595 | 539.8 | 16 | 469.9 | 1 | 115 | 135 | M27 | 1 1/8 | 82 |
450 | 18 | 38.1 | 2 | 635 | 577.9 | 16 | 533.4 | 1 1/8 | 125 | 145 | M30 | 1 1/4 | 100 |
500 | 20 | 41.3 | 2 | 700 | 635 | 20 | 584.2 | 1 1/8 | 140 | 160 | M30 | 1 1/4 | 130 |
600 | 24 | 46.1 | 2 | 815 | 749.3 | 20 | 692.2 | 1 1/4 | 150 | 170 | M33 | 1 3/8 | 196 |
Size in mm |
Flange Thick. |
Size in Inch |
RF Dia. |
No of Bolts |
Outer Dia. |
RF Height |
PCD | Bolt Size UNC |
Hole Size |
RF Stud Length |
ISO Stud Size |
Weight in kg |
---|---|---|---|---|---|---|---|---|---|---|---|---|
B | C | A | D | E | ||||||||
15 | 14.3 | 1/2 | 34.9 | 4 | 95 | 7 | 66.7 | 1/2 | 5/8 | 75 | M14 | 1.5 |
20 | 15.9 | 3/4 | 42.9 | 4 | 115 | 7 | 82.6 | 5/8 | 3/4 | 90 | M16 | 1.5 |
25 | 17.5 | 1 | 50.8 | 4 | 125 | 7 | 88.9 | 5/8 | 3/4 | 90 | M16 | 1.8 |
32 | 20.7 | 1 1/4 | 63.5 | 4 | 135 | 7 | 98.4 | 5/8 | 3/4 | 95 | M16 | 2.3 |
40 | 22.3 | 1 1/2 | 73 | 4 | 155 | 7 | 114.3 | 3/4 | 7/8 | 110 | M20 | 3.7 |
50 | 25.4 | 2 | 92.1 | 8 | 165 | 7 | 127 | 5/8 | 3/4 | 110 | M16 | 4.6 |
65 | 28.6 | 2 1/2 | 104.8 | 8 | 190 | 7 | 149.2 | 3/4 | 7/8 | 120 | M20 | 6.8 |
80 | 31.8 | 3 | 127 | 8 | 210 | 7 | 168.3 | 3/4 | 7/8 | 125 | M20 | 9.1 |
90 | 35 | 3 1/2 | N/A | 8 | 230 | 7 | 184.2 | 7/8 | 1 | 140 | M24 | 13.2 |
100 | 35 | 4 | 157.2 | 8 | 255 | 7 | 200 | 7/8 | 1 | 140 | M24 | 15 |
125 | 38.1 | 5 | 185.7 | 8 | 280 | 7 | 235 | 7/8 | 1 | 145 | M24 | 20 |
150 | 41.3 | 6 | 215.9 | 12 | 320 | 7 | 269.9 | 7/8 | 1 | 150 | M24 | 28 |
200 | 47.7 | 8 | 269.9 | 12 | 380 | 7 | 330 | 1 | 1 1/8 | 170 | M27 | 46 |
250 | 54 | 10 | 323.8 | 16 | 445 | 7 | 387.4 | 1 1/8 | 1 1/4 | 190 | M30 | 71 |
300 | 57.2 | 12 | 381 | 16 | 520 | 7 | 450.8 | 1 1/4 | 1 3/8 | 205 | M33 | 102 |
350 | 60.4 | 14 | 412.8 | 20 | 585 | 7 | 514.4 | 1 1/4 | 1 3/8 | 210 | M33 | 132 |
400 | 63.5 | 16 | 469.9 | 20 | 650 | 7 | 571.5 | 1 3/8 | 1 1/2 | 220 | M36 | 168 |
450 | 66.7 | 18 | 533.4 | 24 | 710 | 7 | 628.6 | 1 3/8 | 1 1/2 | 230 | M36 | 207 |
500 | 69.9 | 20 | 584.2 | 24 | 775 | 7 | 685.8 | 1 1/2 | 1 3/4 | 240 | M39 | 266 |
600 | 76.2 | 24 | 692.2 | 24 | 915 | 7 | 812.8 | 1 3/4 | 1 7/8 | 265 | M45 | 405 |
Size in mm | RF Dia. | Outer Dia. | Size in Inch | Flange Thick. | PCD | RF Stud Length | No of Bolts | RF Height | Bolt Size UNC | Hole Size | ISO Stud Size | Weight in kg |
---|---|---|---|---|---|---|---|---|---|---|---|---|
C | A | B | E | D | ||||||||
15 | 34.9 | 120 | 1/2 | 22.3 | 82.6 | 110 | 4 | 7 | 3/4 | 7/8 | M20 | 1.8 |
20 | 42.9 | 130 | 3/4 | 25.4 | 88.9 | 115 | 4 | 7 | 3/4 | 7/8 | M20 | 2.7 |
25 | 50.8 | 150 | 1 | 28.6 | 101.6 | 125 | 4 | 7 | 7/8 | 1 | M24 | 3.6 |
32 | 63.5 | 160 | 1 1/4 | 28.6 | 111.1 | 125 | 4 | 7 | 7/8 | 1 | M24 | 4.1 |
40 | 73 | 180 | 1 1/2 | 31.8 | 123.8 | 140 | 4 | 7 | 1 | 1 1/8 | M27 | 5.9 |
50 | 92.1 | 215 | 2 | 38.1 | 165.1 | 145 | 8 | 7 | 7/8 | 1 | M24 | 10.1 |
65 | 104.8 | 245 | 2 1/2 | 41.3 | 190.5 | 160 | 8 | 7 | 1 | 1 1/8 | M27 | 16 |
80 | 127 | 240 | 3 | 38.1 | 190.5 | 145 | 8 | 7 | 7/8 | 1 | M24 | 13 |
100 | 157.2 | 290 | 4 | 44.5 | 235 | 170 | 8 | 7 | 1 1/8 | 1 1/4 | M30 | 24.5 |
125 | 185.7 | 350 | 5 | 50.8 | 279.4 | 190 | 8 | 7 | 1 1/4 | 1 3/8 | M33 | 39.5 |
150 | 215.9 | 380 | 6 | 55.6 | 317.5 | 190 | 12 | 7 | 1 1/8 | 1 1/4 | M30 | 53 |
200 | 269.9 | 470 | 8 | 63.5 | 393.7 | 220 | 12 | 7 | 1 3/8 | 1 1/2 | M36 | 91 |
250 | 323.8 | 545 | 10 | 69.9 | 469.9 | 235 | 16 | 7 | 1 3/8 | 1 1/2 | M36 | 132 |
300 | 381 | 610 | 12 | 79.4 | 533.4 | 255 | 20 | 7 | 1 3/8 | 1 1/2 | M36 | 189 |
350 | 412.8 | 640 | 14 | 85.8 | 558.8 | 275 | 20 | 7 | 1 1/2 | 1 5/8 | M39 | 237 |
400 | 469.9 | 705 | 16 | 88.9 | 616 | 285 | 20 | 7 | 1 5/8 | 1 3/4 | M42 | 273 |
450 | 533.4 | 785 | 18 | 101.6 | 685.8 | 325 | 20 | 7 | 1 7/8 | 2 | M48 | 367 |
500 | 584.2 | 855 | 20 | 108 | 749.3 | 350 | 20 | 7 | 2 | 2 1/8 | M52 | 463 |
600 | 692.2 | 1040 | 24 | 139.7 | 901.7 | 440 | 20 | 7 | 2 1/2 | 2 5/8 | M64 | 875 |
Size in mm |
Size in Inch |
Outer Dia. |
RF Dia. |
Flange Thick. |
RF Height |
Weight in kg |
No of Bolts |
Machine Bolt Length |
Bolt Size UNC |
RF Stud Length |
PCD | Hole Size |
ISO Stud Size |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
A | C | B | D | E | |||||||||
15 | 1/2 | 95 | 34.9 | 12.7 | 2 | 1.4 | 4 | 55 | 1/2 | 65 | 66.7 | 5/8 | M14 |
20 | 3/4 | 115 | 42.9 | 14.3 | 2 | 1.4 | 4 | 65 | 5/8 | 75 | 82.6 | 3/4 | M16 |
25 | 1 | 125 | 50.8 | 15.9 | 2 | 1.4 | 4 | 65 | 5/8 | 75 | 88.9 | 3/4 | M16 |
32 | 1 1/4 | 135 | 63.5 | 17.5 | 2 | 1.8 | 4 | 70 | 5/8 | 85 | 98.4 | 3/4 | M16 |
40 | 1 1/2 | 155 | 73 | 19.1 | 2 | 2.7 | 4 | 75 | 3/4 | 90 | 114.3 | 7/8 | M20 |
50 | 2 | 165 | 92.1 | 20.7 | 2 | 3.7 | 8 | 75 | 5/8 | 90 | 127 | 3/4 | M16 |
65 | 2 1/2 | 190 | 104.8 | 23.9 | 2 | 5.5 | 8 | 85 | 3/4 | 100 | 149.2 | 7/8 | M20 |
80 | 3 | 210 | 127 | 27 | 2 | 7.3 | 8 | 90 | 3/4 | 110 | 168.3 | 7/8 | M20 |
90 | 3 1/2 | 230 | 139.7 | 28.6 | 2 | 9.6 | 8 | 95 | 3/4 | 110 | 184.2 | 7/8 | M20 |
100 | 4 | 255 | 157.2 | 30.2 | 2 | 12.3 | 8 | 95 | 3/4 | 115 | 200 | 7/8 | M20 |
125 | 5 | 280 | 185.7 | 33.4 | 2 | 15.9 | 8 | 110 | 3/4 | 120 | 235 | 7/8 | M20 |
150 | 6 | 320 | 215.9 | 35 | 2 | 22.7 | 12 | 110 | 3/4 | 120 | 269.9 | 7/8 | M20 |
200 | 8 | 380 | 269.9 | 39.7 | 2 | 36 | 12 | 120 | 7/8 | 140 | 330.2 | 1 | M24 |
250 | 10 | 445 | 323.8 | 46.1 | 2 | 57 | 16 | 140 | 1 | 160 | 387.4 | 1 1/8 | M27 |
300 | 12 | 520 | 381 | 49.3 | 2 | 84 | 16 | 145 | 1 1/8 | 170 | 450.8 | 1 1/4 | M30 |
350 | 14 | 585 | 412.8 | 52.4 | 2 | 113 | 20 | 160 | 1 1/8 | 180 | 514.4 | 1 1/4 | M30 |
400 | 16 | 650 | 469.9 | 55.6 | 2 | 134 | 20 | 165 | 1 1/4 | 190 | 571.5 | 1 3/8 | M33 |
450 | 18 | 710 | 533.4 | 58.8 | 2 | 181 | 24 | 170 | 1 1/4 | 195 | 628.6 | 1 3/8 | M33 |
500 | 20 | 775 | 584.2 | 62 | 2 | 230 | 24 | 185 | 1 1/4 | 205 | 685.8 | 1 3/8 | M33 |
600 | 24 | 915 | 692.2 | 68.3 | 2 | 359 | 24 | 205 | 1 1/2 | 230 | 812.8 | 1 5/8 | M39 |
Size in mm | Flange Thick. | Size in Inch | RF Dia. | Outer Dia. | No of Bolts | RF Height | Bolt Size UNC | PCD | RF Stud Length | ISO Stud Size | Hole Size | Weight in kg |
---|---|---|---|---|---|---|---|---|---|---|---|---|
B | C | A | D | E | ||||||||
15 | 14.3 | 1/2 | 34.9 | 95 | 4 | 7 | 1/2 | 66.7 | 75 | M14 | 5/8 | 1.4 |
20 | 15.9 | 3/4 | 42.9 | 115 | 4 | 7 | 5/8 | 82.6 | 90 | M16 | 3/4 | 1.4 |
25 | 17.5 | 1 | 50.8 | 125 | 4 | 7 | 5/8 | 88.9 | 90 | M16 | 3/4 | 1.8 |
32 | 20.7 | 1 1/4 | 63.5 | 135 | 4 | 7 | 5/8 | 98.4 | 95 | M16 | 3/4 | 2.3 |
40 | 22.3 | 1 1/2 | 73 | 155 | 4 | 7 | 3/4 | 114.3 | 110 | M20 | 7/8 | 3.7 |
50 | 25.4 | 2 | 92.1 | 165 | 8 | 7 | 5/8 | 127 | 110 | M16 | 3/4 | 4.6 |
65 | 28.6 | 2 1/2 | 104.8 | 190 | 8 | 7 | 3/4 | 149.2 | 120 | M20 | 7/8 | 6.8 |
80 | 31.8 | 3 | 127 | 210 | 8 | 7 | 3/4 | 168.3 | 125 | M20 | 7/8 | 9.1 |
90 | 35 | 3 1/2 | N/A | 230 | 8 | 7 | 7/8 | 184.2 | 140 | M24 | 1 | 13.2 |
100 | 38.1 | 4 | 157.2 | 275 | 8 | 7 | 7/8 | 215.9 | 145 | M24 | 1 | 18.7 |
125 | 44.5 | 5 | 185.7 | 330 | 8 | 7 | 1 | 266.7 | 165 | M27 | 1 1/8 | 31 |
150 | 47.7 | 6 | 215.9 | 355 | 12 | 7 | 1 | 292.1 | 170 | M27 | 1 1/8 | 39 |
200 | 55.6 | 8 | 269.9 | 420 | 12 | 7 | 1 1/8 | 349.2 | 190 | M30 | 1 1/4 | 64 |
250 | 63.5 | 10 | 323.8 | 510 | 16 | 7 | 1 1/4 | 431.8 | 215 | M33 | 1 3/8 | 105 |
300 | 66.7 | 12 | 381 | 560 | 20 | 7 | 1 1/4 | 489 | 220 | M33 | 1 3/8 | 134 |
350 | 69.9 | 14 | 412.8 | 605 | 20 | 7 | 1 3/8 | 527 | 235 | M36 | 1 1/2 | 161 |
400 | 76.2 | 16 | 469.9 | 685 | 20 | 7 | 1 1/2 | 603.2 | 255 | M39 | 1 5/8 | 225 |
450 | 82.6 | 18 | 533.4 | 745 | 20 | 7 | 1 5/8 | 654 | 275 | M42 | 1 3/4 | 286 |
500 | 88.9 | 20 | 584.2 | 815 | 24 | 7 | 1 5/8 | 723.9 | 285 | M42 | 1 3/4 | 368 |
600 | 101.6 | 24 | 692.2 | 940 | 24 | 7 | 1 7/8 | 838.2 | 330 | M48 | 2 | 568 |
Size in mm | PCD | Outer Dia. | RF Dia. | Flange Thick. | RF Height | Bolt Size UNC | No of Bolts | RF Stud Length | Hole Size | Size in Inch | ISO Stud Size | Size in Inch | Weight in kg |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
E | A | C | B | D | |||||||||
15 | 88.9 | 135 | 34.9 | 30.2 | 7 | 3/4 | 4 | 120 | 7/8 | 1/2 | M20 | 1/2 | 3.2 |
20 | 95.2 | 140 | 42.9 | 31.8 | 7 | 3/4 | 4 | 125 | 7/8 | 3/4 | M20 | 3/4 | 3.7 |
25 | 108 | 160 | 50.8 | 35 | 7 | 7/8 | 4 | 140 | 1 | 1 | M24 | 1 | 5 |
32 | 130.2 | 185 | 63.5 | 38.1 | 7 | 1 | 4 | 150 | 1 1/8 | 1 1/4 | M27 | 1 1/4 | 7.8 |
40 | 146 | 205 | 73 | 44.5 | 7 | 1 1/8 | 4 | 170 | 1 1/4 | 1 1/2 | M30 | 1 1/2 | 10.5 |
50 | 171.4 | 235 | 92.1 | 50.9 | 7 | 1 | 8 | 180 | 1 1/8 | 2 | M27 | 2 | 18 |
65 | 196.8 | 265 | 104.8 | 57.2 | 7 | 1 1/8 | 8 | 195 | 1 1/4 | 2 1/2 | M30 | 2 1/2 | 25.5 |
80 | 228.6 | 305 | 127 | 66.7 | 7 | 1 1/4 | 8 | 220 | 1 3/8 | 3 | M33 | 3 | 39 |
100 | 273 | 355 | 157.2 | 76.2 | 7 | 1 1/2 | 8 | 255 | 1 5/8 | 4 | M39 | 4 | 61.5 |
125 | 323.8 | 420 | 185.7 | 92.1 | 7 | 1 3/4 | 8 | 300 | 1 7/8 | 5 | M45 | 5 | 102 |
150 | 368.3 | 485 | 215.9 | 108 | 7 | 2 | 8 | 345 | 2 1/8 | 6 | M52 | 6 | 157 |
200 | 438.2 | 550 | 269.9 | 127 | 7 | 2 | 12 | 380 | 2 1/8 | 8 | M52 | 8 | 241 |
250 | 539.8 | 675 | 323.8 | 165.1 | 7 | 2 1/2 | 12 | 490 | 2 5/8 | 10 | M64 | 10 | 470 |
300 | 619.1 | 760 | 381 | 184.2 | 7 | 2 3/4 | 12 | 540 | 2 7/8 | 12 | M72 | 12 | 575 |
Size in Inch | Outer Dia. | RF Dia. | RF Height | Flange Thick. | PCD | Size in mm | Bolt Size UNC | No of Bolts | RF Stud Length | ISO Stud Size | Hole Size | Weight in kg |
---|---|---|---|---|---|---|---|---|---|---|---|---|
A | C | D | B | E | ||||||||
1/2 | 120 | 34.9 | 7 | 22.3 | 82.6 | 15 | 3/4 | 4 | 110 | M20 | 7/8 | 1.8 |
3/4 | 130 | 42.9 | 7 | 25.4 | 88.9 | 20 | 3/4 | 4 | 115 | M20 | 7/8 | 2.7 |
1 | 150 | 50.8 | 7 | 28.6 | 101.6 | 25 | 7/8 | 4 | 125 | M24 | 1 | 3.7 |
1 1/4 | 160 | 63.5 | 7 | 28.6 | 111.1 | 32 | 7/8 | 4 | 125 | M24 | 1 | 4.1 |
1 1/2 | 180 | 73 | 7 | 31.8 | 123.8 | 40 | 1 | 4 | 140 | M27 | 1 1/8 | 5.9 |
2 | 215 | 92.1 | 7 | 38.1 | 165.1 | 50 | 7/8 | 8 | 145 | M24 | 1 | 10.1 |
2 1/2 | 245 | 104.8 | 7 | 41.3 | 190.5 | 65 | 1 | 8 | 160 | M27 | 1 1/8 | 15.9 |
3 | 265 | 127 | 7 | 47.7 | 203.2 | 80 | 1 1/8 | 8 | 180 | M30 | 1 1/4 | 21.8 |
4 | 310 | 157.2 | 7 | 54 | 241.3 | 100 | 1 1/4 | 8 | 195 | M33 | 1 3/8 | 33 |
5 | 375 | 185.7 | 7 | 73.1 | 292.1 | 125 | 1 1/2 | 8 | 250 | M39 | 1 5/8 | 64 |
6 | 395 | 215.9 | 7 | 82.6 | 317.5 | 150 | 1 3/8 | 12 | 260 | M36 | 1 1/2 | 75 |
8 | 485 | 269.9 | 7 | 92.1 | 393.7 | 200 | 1 5/8 | 12 | 290 | M42 | 1 3/4 | 136 |
10 | 585 | 323.8 | 7 | 108 | 482.6 | 250 | 1 7/8 | 12 | 335 | M48 | 2 | 232 |
12 | 675 | 381 | 7 | 123.9 | 571.5 | 300 | 2 | 16 | 375 | M52 | 2 1/8 | 314 |
14 | 750 | 412.8 | 7 | 133.4 | 635 | 350 | 2 1/4 | 16 | 405 | M56 | 2 3/8 | 443 |
16 | 825 | 469.9 | 7 | 146.1 | 704.8 | 400 | 2 1/2 | 16 | 445 | M64 | 2 5/8 | 591 |
18 | 915 | 533.4 | 7 | 162 | 774.7 | 450 | 2 3/4 | 16 | 495 | M72 | 2 7/8 | 795 |
20 | 985 | 584.2 | 7 | 177.8 | 831.8 | 500 | 3 | 16 | 540 | M76 | 3 1/8 | 1022 |
24 | 1170 | 692.2 | 7 | 203.2 | 990.6 | 600 | 3 1/2 | 16 | 615 | M90 | 3 5/8 | 1648 |
Oil & Gas | Paper | Defence | Ports | Breweries | Railway |
Chemical | Petrochemical | Oil Mills | Mining | Refineries | Construction |
Fertilizers | Power Plant | Shipbuilding | Steel Plant | Nuclear Power | Offshore |
Cement | Sugar & | Engineering Co. | Government Org. etc. |
Outside Diameter of Hub
≤ 12 = + 2.4 mm / - 1.6 mm
≥ 14 = ± 3.2 mm
Drilling
Bolt Circle = 1.6 mm
Bolt Hole Spacing = ± 0.8 mm
Eccentricity of Bolt Circle
≤ 2.1/2 = 0.8 mm max.
≥ 3 = 1.6 mm max.
Thickness
≤ 18 = + 3.2 mm / - 0
≥ 20 = + 4.8 mm / - 0
Outside Diameter *
Tolerances not listed in ASME B16.5 2013
≤ 24 = 1.6 mm
> 24 = ± 3.2 mm
Length thru Hub
≤ 18 = + 3.2 mm / - 0.8 mm
≥ 20 = + 4.8 mm / - 1.6 mm
Diameter of Contact Face
1.6 mm Raised Face = ± 0.8 mm
6.35 mm Raised Face
Tongue and Groove / Male-Female
± 0.4 mm
Number of Holes | Outside Diameter (O) | Nominal Pipe Size | Min Thickness (T) | Approximate Weight (lbs) | Raised Face Diameter (R) | Bolt Circle (C) | Diameter of Holes |
---|---|---|---|---|---|---|---|
24 | 34.25 | 26 | 2.69 | 702 | 29.50 | 31.75 | 1.38 |
28 | 36.50 | 28 | 2.81 | 833 | 31.50 | 34.00 | 1.38 |
28 | 38.75 | 30 | 2.94 | 982 | 33.75 | 36.00 | 1.38 |
28 | 41.75 | 32 | 3.19 | 1238 | 36.00 | 38.50 | 1.62 |
32 | 43.75 | 34 | 3.25 | 1384 | 38.00 | 40.50 | 1.62 |
32 | 46.00 | 36 | 3.56 | 1676 | 40.25 | 42.75 | 1.62 |
32 | 48.75 | 38 | 3.44 | 1819 | 42.25 | 45.25 | 1.62 |
36 | 50.75 | 40 | 3.56 | 2040 | 44.25 | 47.25 | 1.62 |
36 | 53.00 | 42 | 3.81 | 2380 | 47.00 | 49.50 | 1.62 |
40 | 55.25 | 44 | 4.00 | 2715 | 49.00 | 51.75 | 1.62 |
40 | 57.25 | 46 | 4.06 | 2961 | 51.00 | 53.75 | 1.62 |
44 | 59.50 | 48 | 4.25 | 3350 | 53.50 | 56.00 | 1.62 |
44 | 61.75 | 50 | 4.38 | 3716 | 55.50 | 58.25 | 1.88 |
44 | 64.00 | 52 | 4.56 | 4156 | 57.50 | 60.50 | 1.88 |
44 | 66.25 | 54 | 4.75 | 4639 | 59.50 | 62.75 | 1.88 |
48 | 68.75 | 56 | 4.88 | 5130 | 62.00 | 65.00 | 1.88 |
48 | 71.00 | 58 | 5.06 | 5675 | 64.00 | 67.25 | 1.88 |
52 | 73.00 | 60 | 5.19 | 6155 | 66.00 | 69.25 | 1.88 |
Check our reference of material in these countries
Block B Gas Project Vietnam
ADCO - Shah Field Compressor Unit-Dubai
Gorgon LNG Train 4-Australia
Bass Strait Additional Oil Drilling Facilities Bass Strait, Australia
Binh Dai 1 - Phase 3-Vietnam
Petrovietnam Vietnam