What is Alloy Steel Flanges?
Alloy steel flanges are designed with a variety of alloys. The versatile flanges can be alloyed between 1% to 50%, helping in determining the various properties of these flanges. The content of alloys ensures that the flanges possess certain corrosion and oxidation resistance in the systems. Iron and carbon are the most common alloys in this grade. The robust high strength flanges showcase excellent mechanical performance across stress-induced setups.
Why Is Alloy Steel Flange Face Protection Important?
A face type in a flange is a gasket that is employed in sealing the flanged connection. Dents, damage, or corrosion build-up will lead to failure of the flange. This type of damage can lead to increase costs due to repairs or replacement ultimately resulting in delaying the project.
ASTM A182 F92 Weld Neck Flange vs SA182 F92 Slip On Flange
Flanges are classified based on their face type, load-bearing capacity, and functionality.
Alloy Steel Lap Joint Flange Vs Alloy Steel Thread Flange
Welding process of Large Diameter Alloy Steel Flange
Large diameter alloy steel flanges are welded in place using a singular weld joint. The flanges are divided into 8 equal parts and are shaped in an x shaped groove. The flange is readily welded in place, making use of manual arc welding process using CO2 gas shielded welding process.
Specifications | ASTM / ASME A182/ SA182 |
---|---|
JIS Standard | 10, 30, 40, 20, 5, 16, 63 K |
Available Sizes | From 1/2 To 48 Inch |
Equipment used | Pushing Machine, Sand-blasting machine, Press machine, Bending machine, electric bevelling machine |
ANSI Standard | Class 150 to Class 2500 LBS |
Supporting material | Ring Joint Gasket Flange Bolts |
EN Standard | 6, 40, 16, 25, 10 Bar |
Main Types | Forged / Screwed / Plate/ Threaded |
UNI Standard | 6, 40, 16, 25, 10 Bar |
Technique | Heat treated machined Forged |
DIN Standard | 16, 40, 10, 6, 25 Bar / PN64, PN10, PN16, PN6, PN25, PN40 |
Standards | ASME B16.5, DIN, ANSI Flanges, B16.47 Series A and B, B16.48, BS 10, EN 1092, ASME Flanges, BS Flanges, BS4504, EN Flanges, GOST Flanges, DIN Flanges |
Test | Magnetic particle detector UI trasonic flaw detector X ray detector Direct reading Spectrograph Hydrostatic testing machine |
Chrome Moly Flange Face Type | Large Tongue and Groove, Lap Joint Face, Large Male Female, Flat Face, Small Tongue, Raised Face, Small Male Female, Ring Joint Flange Manufacturer and Supplier |
Flanges Marking | All Flange are marked as follows: Supplier or Manufacturer’s Name, Class, Dimension, Size, Bore, Material, Heat No. (Or according to the customer’s request) |
Products | Pipe Size | Flange Outside Diameter | Maximum Operating Pressure | Number of Bolt Holes | Price |
---|---|---|---|---|---|
FLANGES ALLOY STEEL SA182 P91 DN350 THK 49.53MM, Y-PIECE DWG121T5795 FIG.1A BWE(1 PCS) | 3/4 in | 3-7/8 in | 175 psi | 4 | $67.89 |
STEEL HEX FLANGE NUTS 10B21 (ALLOY STEEL) MARKING S+10 M8 P1.25 (396000 PCS) | 2-1/2 in | 7 in | 175 psi | 4 | $51.47 |
STEEL HEX FLANGE NUTS- C10B21 W/SERRATION THRU HARDEN PLAINFINISH (ALLOY STEEL) M14X1.5 A/F 19.0XT 13.60MM (151600 PCS | 3 in | 7-1/2 in | 175 psi | 4 | $64.37 |
ALLOY STEEL INCLUDING STAINLESS STEEL FORGED FLANGES : PART NO: DP0052-0504-S6 [INDIAN ORIGIN-RE-IMPORT VIDE S/B NO.9338 | 3-1/2 in | 8-1/2 in | 175 psi | 8 | $120.11 |
Alloy Steel Including Stainless Steel Forged Flanges 316L 931402XA06 9150077-129FLANGE 3 150 316L SST | 4 in | 9 in | 175 psi | 8 | $89.37 |
NON ALLOY STEEL FLANGES/COUPLINGS/TEES/ELBOWSCOUPLING 0.5 X 0.5 | 10 in | 16 in | 175 psi | 12 | $417.15 |
ALLOY STEEL FLANGE (A182 F11) - FLANGE-WN-8in-80/XS-Sp.12,70-300 | 12 in | 19 in | 175 psi | 12 | $797.08 |
Temperature (°C) | Class 900 | Class 150 | Class 2500 | Class 400 | Class 300 | Class 1500 | Class 600 |
---|---|---|---|---|---|---|---|
-29 - 38 | 155 | 19.8 | 431 | 68.9 | 51.7 | 259 | 103.4 |
50 | 155 | 19.5 | 431 | 68.9 | 51.7 | 259 | 103.4 |
300 | 129 | 10.2 | 357 | 57.0 | 42.9 | 214 | 85.7 |
150 | 151 | 15.8 | 418 | 66.8 | 50.2 | 251 | 100.3 |
475 | 51.3 | 3.7 | 142 | 22.8 | 17.1 | 85.4 | 34.2 |
100 | 155 | 17.7 | 429 | 68.7 | 51.5 | 258 | 103.0 |
425 | 86.3 | 5.5 | 240 | 38.4 | 28.8 | 144 | 57.5 |
200 | 146 | 13.8 | 405 | 64.8 | 48.6 | 243 | 97.2 |
325 | 124 | 9.3 | 344 | 55.0 | 41.4 | 207 | 82.6 |
350 | 120 | 8.4 | 334 | 53.4 | 40.0 | 200 | 80.0 |
400 | 104 | 6.5 | 290 | 46.3 | 34.7 | 174 | 69.4 |
250 | 139 | 12.1 | 386 | 61.7 | 46.3 | 232 | 92.7 |
375 | 114 | 7.4 | 315 | 50.4 | 37.8 | 189 | 75.7 |
450 | 69.0 | 4.6 | 192 | 30.7 | 23.0 | 115 | 46.0 |
500 | 34.7 | 2.8 | 96.5 | 15.4 | 11.6 | 57.9 | 23.2 |
538 | 17.7 | 1.4 | 49.2 | 7.9 | 5.9 | 29.5 | 11.8 |
Diameter of Bolt Holes in inch | Nominal Pipe Sizes in Inch | Number of Bolt used | Diameter of Flange in inch | Diameter of Bolts in inch | Bolt Circle in inch |
---|---|---|---|---|---|
1.5 | 16 | 20 | 25-1/2 | 1-3/8 | 22-1/2 |
0.62 | 1/4 | 4 | 3-3/8 | 1/2 | 2-1/4 |
0.62 | 1/2 | 4 | 3-3/4 | 1/2 | 2-5/8 |
1.25 | 10 | 16 | 17-1/2 | 1-1/8 | 15-1/4 |
1.5 | 18 | 24 | 28 | 1-3/8 | 24-3/4 |
0.75 | 3/4 | 4 | 4-5/8 | 5/8 | 3-1/4 |
0.75 | 1 | 4 | 4-7/8 | 5/8 | 3-1/2 |
1.88 | 24 | 24 | 36 | 1-3/4 | 32 |
0.75 | 1-1/4 | 4 | 5-1/4 | 5/8 | 3-7/8 |
1.38 | 14 | 20 | 23 | 1-1/4 | 20-1/4 |
0.88 | 1-1/2 | 4 | 6-1/8 | 3/4 | 4-1/2 |
1.38 | 12 | 16 | 20-1/2 | 1-1/4 | 17-3/4 |
0.75 | 2 | 8 | 6-1/2 | 5/8 | 5 |
0.88 | 2-1/2 | 8 | 7-1/2 | 3/4 | 5-7/8 |
0.88 | 3 | 8 | 8-1/4 | 3/4 | 6-5/8 |
1 | 3-1/2 | 8 | 9 | 7/8 | 7-1/4 |
1 | 4 | 8 | 10 | 7/8 | 7-7/8 |
1 | 5 | 8 | 11 | 7/8 | 9-1/4 |
1 | 6 | 12 | 12-1/2 | 7/8 | 10-5/8 |
1.12 | 8 | 12 | 15 | 1 | 13 |
1.62 | 20 | 24 | 30-1/2 | 1-1/2 | 27 |
Nominal Pipe Size | Diameter of Hub at Base | Thickness of Flanges | Diameter of Raised Face | Diameter or Bore | Outside Diameter of Flanges | Length Thru Hub | Depth of Socket | Diameter of Hub at Bevel | Radius of Fillet | |||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Slip-on Socket | Lap Joint | Welding Neck | Slip-On Threaded Socket | Lap Joint | ||||||||
2 | 3-1/16 | 3/4 | 3-5/8 | 2.44 | 2.46 | 6 | 2-1/2 | 1 | 1 | 11/16 | 2.38 | 5/16 |
3/4 | 1-1/2 | 1/2 | 1-11/16 | 1.09 | 1.11 | 3-7/8 | 2-1/16 | 5/8 | 5/8 | 7/16 | 1.05 | 1/8 |
1 | 1-15/16 | 9/16 | 2 | 1.36 | 1.38 | 4-1/4 | 2-3/16 | 11/16 | 11/16 | 1/2 | 1.32 | 1/8 |
1-1/4 | 2-5/16 | 5/8 | 2-1/2 | 1.70 | 1.72 | 4-5/8 | 2-1/4 | 13/16 | 13/16 | 9/16 | 1.66 | 3/16 |
1/2 | 1-3/16 | 7/16 | 1-3/8 | .88 | .90 | 3-1/2 | 1-7/8 | 5/8 | 5/8 | 3/8 | .84 | 1/8 |
1-1/2 | 2-9/16 | 11/16 | 2-7/8 | 1.95 | 1.97 | 5 | 2-7/16 | 7/8 | 7/8 | 5/8 | 1.90 | 1/4 |
2-1/2 | 3-9/16 | 7/8 | 4-1/8 | 2.94 | 2.97 | 7 | 2-3/4 | 1-1/8 | 1-1/8 | 3/4 | 2.88 | 5/16 |
3 | 4-1/4 | 15/16 | 5 | 3.57 | 3.60 | 7-1/2 | 2-3/4 | 1-3/16 | 1-3/16 | 13/16 | 3.50 | 3/8 |
3-1/2 | 4-13/16 | 15/16 | 5-1/2 | 4.07 | 4.10 | 8-1/2 | 2-13/16 | 1-1/4 | 1-1/4 | 7/8 | 4.00 | 3/8 |
4 | 5-5/16 | 15/16 | 6-3/16 | 4.57 | 4.60 | 9 | 3 | 1-5/16 | 1-5/16 | 15/16 | 4.50 | 7/16 |
6 | 7-9/16 | 1 | 8-1/2 | 6.72 | 6.75 | 11 | 3-1/2 | 1-9/16 | 1-9/16 | 1-1/16 | 6.63 | 1/2 |
8 | 9-11/16 | 1-1/8 | 10-5/8 | 8.72 | 8.75 | 13-1/2 | 4 | 1-3/4 | 1-3/4 | 1-1/4 | 8.63 | 1/2 |
10 | 12 | 1-3/16 | 12-3/4 | 10.88 | 10.92 | 16 | 4 | 1-15/16 | 1-15/16 | 1-5/16 | 10.75 | 1/2 |
12 | 14-3/8 | 1-1/4 | 15 | 12.88 | 12.92 | 19 | 4-1/2 | 2-3/16 | 2-3/16 | 1-9/16 | 12.75 | 1/2 |
14 | 15-3/4 | 1-3/8 | 16-1/4 | 14.14 | 14.18 | 21 | 5 | 2-1/4 | 3-1/8 | 1-5/8 | 14.00 | 1/2 |
5 | 6-7/16 | 15/16 | 7.5/16 | 5.66 | 5.69 | 10 | 3-1/2 | 1-7/16 | 1-7/16 | 15/16 | 5.56 | 7/16 |
16 | 18 | 1-7/16 | 18-1/2 | 16.16 | 16.19 | 23-1/2 | 5 | 2-1/2 | 3-7/16 | 1-3/4 | 16.00 | 1/2 |
18 | 19-7/8 | 1-9/16 | 21 | 18.18 | 18.20 | 25 | 5-1/2 | 2-11/16 | 3-13/16 | 1-15/16 | 18.00 | 1/2 |
24 | 26-1/8 | 1-7/8 | 27-1/4 | 24.25 | 24.25 | 32 | 6 | 3-1/4 | 4-3/8 | 2-1/2 | 24.00 | 1/2 |
20 | 22 | 1-11/16 | 23 | 20.20 | 20.25 | 27-1/2 | 5-11/16 | 2-7/8 | 4-1/16 | 2-1/8 | 20.00 | 1/2 |
Number of bolts used | Nominal Pipe sizes in Inches | Diameter of Bolt Holes in Inches | Diameter of Bolts in Inches | Diameter of Flange in inches | Bolt Circle in Inches |
---|---|---|---|---|---|
16 | 18 | 1.25 | 1-1/8 | 25 | 22-3/4 |
4 | 1/2 | 0.62 | 1/2 | 3-1/2 | 2-3/8 |
4 | 3/4 | 0.62 | 1/2 | 3-7/8 | 2-3/4 |
4 | 2-1/2 | 0.75 | 5/8 | 7 | 5-1/2 |
12 | 12 | 1 | 7/8 | 19 | 17 |
4 | 1 | 0.62 | 1/2 | 4-1/4 | 3-1/8 |
16 | 16 | 1.12 | 1 | 23-1/2 | 21-1/4 |
4 | 1-1/4 | 0.62 | 1/2 | 4-5/8 | 3-1/2 |
20 | 20 | 1.25 | 1-1/8 | 27-1/2 | 25 |
4 | 1/4 | 0.62 | 1/2 | 3-3/8 | 2-1/4 |
4 | 1-1/2 | 0.62 | 1/2 | 5 | 3-7/8 |
4 | 2 | 0.75 | 5/8 | 6 | 4-3/4 |
8 | 8 | 0.88 | 3/4 | 13-1/2 | 11-3/4 |
4 | 3 | 0.75 | 5/8 | 7-1/2 | 6 |
8 | 3-1/2 | 0.75 | 5/8 | 8-1/2 | 7 |
8 | 4 | 0.75 | 5/8 | 9 | 7-1/2 |
8 | 5 | 0.88 | 3/4 | 10 | 8-1/2 |
8 | 6 | 0.88 | 3/4 | 11 | 9-1/2 |
12 | 10 | 1 | 7/8 | 16 | 14-1/4 |
12 | 14 | 1.12 | 1 | 21 | 18-3/4 |
20 | 24 | 1.38 | 1-1/4 | 32 | 29-1/2 |
Diameter of Flange in inch | Nominal Pipe Sizes in Inch | Number of Bolt Used | Bolt Circle in inch | Diameter of Bolt Holes in inch | Diameter of Bolts in inch |
---|---|---|---|---|---|
3-3/8 | 1/4 | 4 | 2-1/4 | 0.62 | 1/2 |
22 | 12 | 20 | 19-1/4 | 1.38 | 1-1/4 |
3-3/4 | 1/2 | 4 | 2-5/8 | 0.62 | 1/2 |
4-5/8 | 3/4 | 4 | 3-1/4 | 0.75 | 5/8 |
29-1/4 | 18 | 20 | 25-3/4 | 1.75 | 1-5/8 |
16-1/2 | 8 | 12 | 13-3/4 | 1.25 | 1-1/8 |
4-7/8 | 1 | 4 | 3-1/2 | 0.75 | 5/8 |
32 | 20 | 24 | 28-1/2 | 1.75 | 1-5/8 |
27 | 16 | 20 | 23-3/4 | 1.62 | 1-1/2 |
5-1/4 | 1-1/4 | 4 | 3-7/8 | 0.75 | 5/8 |
6-1/8 | 1-1/2 | 4 | 4-1/2 | 0.88 | 3/4 |
6-1/2 | 2 | 8 | 5 | 0.75 | 5/8 |
7-1/2 | 2-1/2 | 8 | 5-7/8 | 0.88 | 3/4 |
8-1/4 | 3 | 8 | 6-5/8 | 0.88 | 3/4 |
9 | 3-1/2 | 8 | 7-1/4 | 1 | 7/8 |
10-3/4 | 4 | 8 | 8-1/2 | 1 | 7/8 |
13 | 5 | 8 | 10-1/2 | 1.12 | 1 |
14 | 6 | 12 | 11-1/2 | 1.12 | 1 |
20 | 10 | 16 | 17 | 1.38 | 1-1/4 |
23-3/4 | 14 | 20 | 20-3/4 | 1.5 | 1-3/8 |
37 | 24 | 24 | 33 | 2 | 1-7/8 |
Standard | Class | Diameter | Bolt Circle Diameter | Number of Bolts | Bolt Size | Diameter of Bolt Hole |
---|---|---|---|---|---|---|
ANSI B16.5 | ANSI 150 | 89 | 60 | 4 | 13 | 16 |
ANSI 300 | 95 | 67 | 4 | 13 | 16 | |
ANSI 600 | 95 | 67 | 4 | 13 | 16 | |
ANSI 900 | 121 | 83 | 4 | 19 | 22 | |
ANSI 1500 | 121 | 83 | 4 | 19 | 22 | |
ISO 7005 (DIN) | PN6 | 80 | 55 | 4 | M10 | 11 |
PN10 | 95 | 65 | 4 | M12 | 14 | |
PN16 | 95 | 65 | 4 | M12 | 14 | |
PN20 | 90 | 60.5 | 4 | M14 | 16 | |
PN25 | 95 | 65 | 4 | M12 | 14 | |
PN40 | 95 | 65 | 4 | M12 | 14 | |
AS4087 | PN14 | 95 | 67 | 4 | M12 | 14 |
AS 2129 | Table C | 95 | 67 | 4 | 13 | 14 |
Table D | 95 | 67 | 4 | 13 | 14 | |
Table E | 95 | 67 | 4 | 13 | 14 | |
Table F | 95 | 67 | 4 | 13 | 14 | |
Table H | 114 | 83 | 4 | 16 | 17 | |
Table J | 114 | 83 | 4 | 16 | 17 |
Nominal Pipe Size | Length Thru Hub | Diameter of Raised Face | Thickness of Flange | Radius of Fillet | Outside Diameter of Flange | Diameter of Hub at Bevel | Diameter of Hub at Base | Diameter or Bore | Depth of Socket | |||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Welding Neck | Slip-On Threaded Socket | Lap Joint | Slip-on Socket | Lap Joint | ||||||||
Y | Y | Y | R | Q | r | O | H | X | W | B | Z | |
3/4 | 2-1/16 | 5/8 | 5/8 | 1-11/16 | 1/2 | 1/8 | 3-7/8 | 1.05 | 1-1/2 | 1.09 | 1.11 | 7/16 |
12 | 4-1/2 | 2-3/16 | 2-3/16 | 15 | 1-1/4 | 1/2 | 19 | 12.75 | 14-3/8 | 12.88 | 12.92 | 1-9/16 |
1 | 2-3/16 | 11/16 | 11/16 | 2 | 9/16 | 1/8 | 4-1/4 | 1.32 | 1-15/16 | 1.36 | 1.38 | 1/2 |
6 | 3-1/2 | 1-9/16 | 1-9/16 | 8-1/2 | 1 | 1/2 | 11 | 6.63 | 7-9/16 | 6.72 | 6.75 | 1-1/16 |
1-1/4 | 2-1/4 | 13/16 | 13/16 | 2-1/2 | 5/8 | 3/16 | 4-5/8 | 1.66 | 2-5/16 | 1.70 | 1.72 | 9/16 |
1-1/2 | 2-7/16 | 7/8 | 7/8 | 2-7/8 | 11/16 | 1/4 | 5 | 1.90 | 2-9/16 | 1.95 | 1.97 | 5/8 |
16 | 5 | 2-1/2 | 3-7/16 | 18-1/2 | 1-7/16 | 1/2 | 23-1/2 | 16.00 | 18 | 16.16 | 16.19 | 1-3/4 |
2 | 2-1/2 | 1 | 1 | 3-5/8 | 3/4 | 5/16 | 6 | 2.38 | 3-1/16 | 2.44 | 2.46 | 11/16 |
1/2 | 1-7/8 | 5/8 | 5/8 | 1-3/8 | 7/16 | 1/8 | 3-1/2 | .84 | 1-3/16 | .88 | .90 | 3/8 |
18 | 5-1/2 | 2-11/16 | 3-13/16 | 21 | 1-9/16 | 1/2 | 25 | 18.00 | 19-7/8 | 18.18 | 18.20 | 1-15/16 |
2-1/2 | 2-3/4 | 1-1/8 | 1-1/8 | 4-1/8 | 7/8 | 5/16 | 7 | 2.88 | 3-9/16 | 2.94 | 2.97 | 3/4 |
3 | 2-3/4 | 1-3/16 | 1-3/16 | 5 | 15/16 | 3/8 | 7-1/2 | 3.50 | 4-1/4 | 3.57 | 3.60 | 13/16 |
20 | 5-11/16 | 2-7/8 | 4-1/16 | 23 | 1-11/16 | 1/2 | 27-1/2 | 20.00 | 22 | 20.20 | 20.25 | 2-1/8 |
10 | 4 | 1-15/16 | 1-15/16 | 12-3/4 | 1-3/16 | 1/2 | 16 | 10.75 | 12 | 10.88 | 10.92 | 1-5/16 |
3-1/2 | 2-13/16 | 1-1/4 | 1-1/4 | 5-1/2 | 15/16 | 3/8 | 8-1/2 | 4.00 | 4-13/16 | 4.07 | 4.10 | 7/8 |
4 | 3 | 1-5/16 | 1-5/16 | 6-3/16 | 15/16 | 7/16 | 9 | 4.50 | 5-5/16 | 4.57 | 4.60 | 15/16 |
5 | 3-1/2 | 1-7/16 | 1-7/16 | 7.5/16 | 15/16 | 7/16 | 10 | 5.56 | 6-7/16 | 5.66 | 5.69 | 15/16 |
8 | 4 | 1-3/4 | 1-3/4 | 10-5/8 | 1-1/8 | 1/2 | 13-1/2 | 8.63 | 9-11/16 | 8.72 | 8.75 | 1-1/4 |
14 | 5 | 2-1/4 | 3-1/8 | 16-1/4 | 1-3/8 | 1/2 | 21 | 14.00 | 15-3/4 | 14.14 | 14.18 | 1-5/8 |
24 | 6 | 3-1/4 | 4-3/8 | 27-1/4 | 1-7/8 | 1/2 | 32 | 24.00 | 26-1/8 | 24.25 | 24.25 | 2-1/2 |
Grade | DIN W. No | Type | DIN | Forging Spec. | Casting Equivalent | Unified Numbering System | Application |
---|---|---|---|---|---|---|---|
Alloy Steel Chrome Moly | 1.7335 | 1.1/4Cr-1/2Mo | 13CRM044 | A182-F11 cl2 | A217-WC6 | K11572 | Up to 593ºC (1100ºF) |
1.7380 | 2.1/4Cr-1Mo | 10CRM0910 | A182-F22 cl3 | A217-WC9 | K21590 | Up to 593ºC (1100ºF), HP steam | |
1.7362 | 5Cr-1/2Mo | 12CRMO195 | A182-F5/F5a | A217-C5 | K41545 | High temp refinery service | |
1.7386 | 9Cr-1Mo | X 12 CrMo 9 1 | A182-F9 | A217-C12 | K90941 | High temp erosive refinery service | |
1.4903 | 9Cr-1Mo-V | X 10 CrMoVNb 9 1 | A182-F91 | A217-C12A | High pressure steam |
Grade | Chromium | Carbon | Sulfur | Manganese | Phosphorus | Silicon | Molybdenum |
---|---|---|---|---|---|---|---|
F1 | 4 To 6 | 0.15 | 0.03 | 0.3 To 0.6 | 0.03 | 0.5 | 0.44 To 0.65 |
F5 | 4 To 6 | 0.15 | 0.03 | 0.3 To 0.6 | 0.03 | 0.5 To 1.0 | 0.44 To 0.65 |
F9 | 8 To 10 | 0.15 | 0.03 | 0.3 To 0.6 | 0.03 | 0.5 To 1.0 | 0.9 To 1.1 |
F11 | 1.0 To 1.5 | 0.5 To 0.15 | 0.03 | 0.3 To 0.6 | 0.03 | 0.5 To 1.0 | 0.44 To 0.65 |
F12 | 4 To 6 | 0.15 | 0.03 | 0.3 To 0.6 | 0.03 | 0.5 | 0.44 To 0.65 |
F22 | 4 To 6 | 0.50 to 15 | 0.03 | 0.3 To 0.6 | 0.03 | 0.5 | 0.44 To 0.65 |
F91 | 8 To 10 | 0.15 | 0.03 | 0.3 To 0.6 | 0.03 | 0.5 To 1.0 | 0.9 To 1.1 |
Grade | Yield Properties | Elongation | Tensile Properties |
---|---|---|---|
F1 | 485 | 20 | 275 |
F5 | 485 | 20 | 275 |
F9 | 585 | 20 | 380 |
F11 | 415 | 20 | 205 |
F12 | 485 | 20 | 275 |
F22 | 415 | 20 | 205 |
F91 | 585 | 20 | 380 |
Number of Bolt used | Nominal Pipe Size in Inch | Diameter of Bolt Holes in inch | Diameter of Flange in inch | Diameter of Bolts in inch | Bolt Circle in inch |
---|---|---|---|---|---|
24 | 20 | 1.38 | 30-1/2 | 1-1/4 | 27 |
4 | 1/4 | 0.62 | 3-3/8 | 1/2 | 2-1/4 |
16 | 12 | 1.25 | 20-1/2 | 1-1/8 | 17-3/4 |
4 | 1/2 | 0.62 | 3-3/4 | 1/2 | 2-5/8 |
24 | 18 | 1.38 | 28 | 1-1/4 | 24-3/4 |
4 | 3/4 | 0.75 | 4-5/8 | 5/8 | 3-1/4 |
16 | 10 | 1.12 | 17-1/2 | 1 | 15-1/4 |
4 | 1 | 0.75 | 4-7/8 | 5/8 | 3-1/2 |
4 | 1-1/4 | 0.75 | 5-1/4 | 5/8 | 3-7/8 |
4 | 1-1/2 | 0.88 | 6-1/8 | 3/4 | 4-1/2 |
8 | 2 | 0.75 | 6-1/2 | 5/8 | 5 |
20 | 16 | 1.38 | 25-1/2 | 1-1/4 | 22-1/2 |
8 | 2-1/2 | 0.88 | 7-1/2 | 3/4 | 5-7/8 |
8 | 3 | 0.88 | 8-1/4 | 3/4 | 6-5/8 |
8 | 3-1/2 | 0.88 | 9 | 3/4 | 7-1/4 |
8 | 4 | 0.88 | 10 | 3/4 | 7-7/8 |
8 | 5 | 0.88 | 11 | 3/4 | 9-1/4 |
12 | 6 | 0.88 | 12-1/2 | 3/4 | 10-5/8 |
12 | 8 | 1 | 15 | 7/8 | 13 |
20 | 14 | 1.25 | 23 | 1-1/8 | 20-1/4 |
24 | 24 | 1.62 | 36 | 1-1/2 | 32 |
Number of Bolt Used | Nominal Pipe Sizes in Inch | Diameter of Bolts in inch | Diameter of Bolt Holes in inch | Bolt Circle in inch | Diameter of Flange in inch |
---|---|---|---|---|---|
4 | 1/2 | 3/4 | 0.88 | 3-1/4 | 4-3/4 |
12 | 6 | 1-3/8 | 1.5 | 12-1/2 | 15-1/2 |
4 | 3/4 | 3/4 | 0.88 | 3-1/2 | 5-1/8 |
12 | 10 | 1-7/8 | 2 | 19 | 23 |
16 | 14 | 2-1/4 | 2.38 | 25 | 29-1/2 |
16 | 18 | 2-3/4 | 2.88 | 30-1/2 | 36 |
8 | 3 | 1-1/8 | 1.25 | 8 | 10-1/2 |
16 | 20 | 3 | 3.12 | 32-3/4 | 38-3/4 |
8 | 4 | 1-1/4 | 1.38 | 9-1/2 | 12-1/4 |
4 | 1 | 7/8 | 1 | 4 | 5-7/8 |
4 | 1-1/4 | 7/8 | 1 | 4-3/8 | 6-1/4 |
16 | 16 | 2-1/2 | 2.62 | 27-3/4 | 32-1/2 |
16 | 12 | 2 | 2.12 | 22-1/2 | 26-1/2 |
4 | 1-1/2 | 1 | 1.12 | 4-7/8 | 7 |
8 | 2 | 7/8 | 1 | 6-1/2 | 8-1/2 |
8 | 2-1/2 | 1 | 1.12 | 7-1/2 | 9-5/8 |
8 | 5 | 1-1/2 | 1.62 | 11-1/2 | 14-3/4 |
12 | 8 | 1-5/8 | 1.75 | 15-1/2 | 19 |
16 | 24 | 3-1/2 | 3.62 | 39 | 46 |
Description | HSN Code |
---|---|
Alloy Steel Flanges | 73079190 |
Diameter of Flange in inch | Nominal Pipe Sizes in Inch | Bolt Circle in inch | Diameter of Bolts in inch | Number of Bolt Used | Diameter of Bolt Holes in inch |
---|---|---|---|---|---|
4-3/4 | 1/2 | 3-1/4 | 3/4 | 4 | 0.88 |
25-1/4 | 14 | 22 | 1-1/2 | 20 | 1.62 |
9-1/2 | 3 | 7-1/2 | 7/8 | 8 | 1 |
5-1/8 | 3/4 | 3-1/2 | 3/4 | 4 | 0.88 |
21-1/2 | 10 | 18-1/2 | 1-3/8 | 16 | 1.5 |
5-7/8 | 1 | 4 | 7/8 | 4 | 1 |
33-3/4 | 20 | 29-1/2 | 2 | 20 | 2.12 |
6-1/4 | 1-1/4 | 4-3/8 | 7/8 | 4 | 1 |
24 | 12 | 21 | 1-3/8 | 20 | 1.5 |
7 | 1-1/2 | 4-7/8 | 1 | 4 | 1.12 |
8-1/2 | 2 | 6-1/2 | 7/8 | 8 | 1 |
31 | 18 | 27 | 1-7/8 | 20 | 2 |
15 | 6 | 12-1/2 | 1-1/8 | 12 | 1.25 |
9-5/8 | 2-1/2 | 7-1/2 | 1 | 8 | 1.12 |
11-1/2 | 4 | 9-1/4 | 1-1/8 | 8 | 1.25 |
13-3/4 | 5 | 11 | 1-1/4 | 8 | 1.38 |
18-1/2 | 8 | 15-1/2 | 1-3/8 | 12 | 1.5 |
27-3/4 | 16 | 24-1/2 | 1-5/8 | 20 | 1.75 |
41 | 24 | 35-1/2 | 2-1/2 | 20 | 2.62 |
Diameter of Bolts in inch | Nominal Pipe Sizes in Inch | Diameter of Flange in inch | Diameter of Bolt Holes in inch | Number of Bolt Used | Bolt Circle in inch |
---|---|---|---|---|---|
3/4 | 1/2 | 5-1/4 | 0.88 | 4 | 3-1/2 |
1-1/2 | 4 | 14 | 1.62 | 8 | 10-3/4 |
2-1/2 | 10 | 26-1/2 | 2.62 | 12 | 21-1/4 |
3/4 | 3/4 | 5-1/2 | 0.88 | 4 | 3-3/4 |
1 | 2 | 9-1/4 | 1.12 | 8 | 6-3/4 |
2 | 6 | 19 | 2.12 | 8 | 14-1/2 |
7/8 | 1 | 6-1/4 | 1 | 4 | 4-1/4 |
2 | 8 | 21-3/4 | 2.12 | 12 | 17-1/4 |
1 | 1-1/4 | 7-1/4 | 1.12 | 4 | 5-1/8 |
1-1/4 | 3 | 12 | 1.38 | 8 | 9 |
1-1/8 | 1-1/2 | 8 | 1.25 | 4 | 5-3/4 |
1-1/8 | 2-1/2 | 10-1/2 | 1.25 | 8 | 7-3/4 |
1-3/4 | 5 | 16-1/2 | 1.88 | 8 | 12-3/4 |
2-3/4 | 12 | 30 | 2.88 | 12 | 24-3/8 |
Alloy Steel Threaded Flange | Alloy Steel Orifice Flange |
ASME B16.5 Alloy Steel Forged Flanges | ASTM A182 Low Alloy Steel flanges |
Alloy Flanges | Alloy Steel RTJ Flange |
Low Alloy Steel Flanges | High Chrome Moly Flanges |
Alloy Steel Lap Joint Flange | Alloy Steel Reducing Flange |
Chrome Moly Flanges | Chromoly Flanges |
Alloy Steel Flanges | Alloy Steel Spectacle Blind Flanges |
Chromium AS Flanges | ASTM A182 Alloy Steel Blind Flanges |
Alloy Steel Forged Flanges | Alloy Steel Flange Material |
ASTM A182 Flanges | ANSI B16.5 Alloy Steel Slip On Flange |
Alloy Steel Slip On Flange | Alloy Steel Plate Flanges |
Chrome AS Blind Flanges | Cast Alloy Steel Lap Joint Flange |
Alloy Steel Blind Flange | Alloy Steel Weld Neck Flange |
Chromoly Alloy Steel Pipe Flanges | ASME SA 182 AS Pipe Flange |
Alloy Steel Socket Weld Flange | Alloy Steel Blind Flanges |
Scm420 Chromoly Alloy Steel Socket Weld Flanges | ASME B16.5 Alloy Steel Flanges |
Alloy Steel Lap Joint Flanges | Chromoly AS Puddle Flange |
Alloy Steel Plate Flange | 4140 Low Alloy Threaded Flanges |
4130 Alloy Steel Slip On Flange | Alloy Steel Threaded Flanges |
NPS For (Normal Size Of Steel Pipe) | (D) (Bolts Circle Diameter) |
Outer Diameter Of (A) |
# Pipe Flange Bolts Holes (B.H.) |
WT Of (B) |
Flanges Weight In Kilogram (KG) | RF Diameter Of (C) |
Bolt Holes Diameter |
---|---|---|---|---|---|---|---|
1/2" | 2-3/8 | 3-1/2 | 4 | 7/16 | 2 | 1-3/8 | 5/8 |
3/4" | 2-3/4 | 3-7/8 | 4 | 1/2 | 2 | 1-11/16 | 5/8 |
1" | 3-1/8 | 4-1/4 | 4 | 9/16 | 2 | 2 | 5/8 |
1-1/4" | 3-1/2 | 4-5/8 | 4 | 5/8 | 3 | 2-1/2 | 5/8 |
1-1/2" | 3-7/8 | 5 | 4 | 11/16 | 3 | 2-7/8 | 5/8 |
2" | 4-3/4 | 6 | 4 | 3/4 | 4 | 3-5/8 | 3/4 |
2-1/2" | 5-1/2 | 7 | 4 | 7/8 | 7 | 4-1/8 | 3/4 |
3" | 6 | 7-1/2 | 4 | 15/16 | 9 | 5 | 3/4 |
3-1/2" | 7 | 8-1/2 | 8 | 15/16 | 13 | 5-1/2 | 3/4 |
4" | 7-1/2 | 9 | 8 | 15/16 | 17 | 6-3/16 | 3/4 |
5" | 8-1/2 | 10 | 8 | 15/16 | 20 | 7-5/16 | 7/8 |
6" | 9-1/2 | 11 | 8 | 1 | 27 | 8-1/2 | 7/8 |
8" | 11-3/4 | 13-1/2 | 8 | 1-1/8 | 47 | 10-5/8 | 7/8 |
10" | 14-1/4 | 16 | 12 | 1-3/16 | 67 | 12-3/4 | 1 |
12" | 17 | 19 | 12 | 1-1/4 | 123 | 15 | 1 |
14" | 18-3/4 | 21 | 12 | 1-3/8 | 139 | 16-1/4 | 1-1/8 |
16" | 21-1/4 | 23-1/2 | 16 | 1-7/16 | 187 | 18-1/2 | 1-1/8 |
18" | 22-3/4 | 25 | 16 | 1-9/16 | 217 | 21 | 1-1/4 |
20" | 25 | 27-1/2 | 20 | 1-11/16 | 283 | 23 | 1-1/4 |
24" | 29-1/2 | 32 | 20 | 1-7/8 | 415 | 27-1/4 | 1-3/8 |
Normal Size Of Steel Pipe in Inches | Weld Neck OD | Normal Size Of Steel Pipe in Millimeter | Welding Neck Length | (O.D.) Outer Diameter | RF Diameter | Weld Neck Thickness | RF Height | Hub O.D. | WNRF Bore Daimeter | PCD | Face Of Weld |
---|---|---|---|---|---|---|---|---|---|---|---|
(D) | (E) | (A) | (G) | (B) | (H) | (C) | (F) | (I) | (J) | ||
1/2 | 21.3 | 15 | 46 | 90 | 34.9 | 9.6 | 2 | 30 | - | 60.3 | 1.6 |
3/4 | 26.7 | 20 | 51 | 100 | 42.9 | 11.2 | 2 | 38 | 69.9 | 1.6 | |
1 | 33.4 | 25 | 54 | 110 | 50.8 | 12.7 | 2 | 49 | 79.4 | 1.6 | |
1 1/4 | 42.2 | 32 | 56 | 115 | 63.5 | 14.3 | 2 | 59 | 88.9 | 1.6 | |
1 1/2 | 48.3 | 40 | 60 | 125 | 73 | 15.9 | 2 | 65 | 98.4 | 1.6 | |
2 | 60.3 | 50 | 62 | 150 | 92.1 | 17.5 | 2 | 78 | 120.7 | 1.6 | |
2 1/2 | 73 | 65 | 68 | 180 | 104.8 | 20.7 | 2 | 90 | 139.7 | 1.6 | |
3 | 88.9 | 80 | 68 | 190 | 127 | 22.3 | 2 | 108 | 152.4 | 1.6 | |
3 1/2 | 101.6 | 90 | 70 | 215 | 139.7 | 22.3 | 2 | 122 | 177.8 | 1.6 | |
4 | 114.3 | 100 | 75 | 230 | 157.2 | 22.3 | 2 | 135 | 190.5 | 1.6 | |
5 | 141.3 | 125 | 87 | 255 | 185.7 | 22.3 | 2 | 164 | 215.9 | 1.6 | |
6 | 168.3 | 150 | 87 | 280 | 215.9 | 23.9 | 2 | 192 | 241.3 | 1.6 | |
8 | 219.1 | 200 | 100 | 345 | 269.9 | 27 | 2 | 246 | 298.5 | 1.6 | |
10 | 273 | 250 | 100 | 405 | 323.8 | 28.6 | 2 | 305 | 362 | 1.6 | |
12 | 323.8 | 300 | 113 | 485 | 381 | 30.2 | 2 | 365 | 431.8 | 1.6 | |
14 | 355.6 | 350 | 125 | 535 | 412.8 | 33.4 | 2 | 400 | 476.3 | 1.6 | |
16 | 406.4 | 400 | 125 | 595 | 469.9 | 35 | 2 | 457 | 539.8 | 1.6 | |
18 | 457.2 | 450 | 138 | 635 | 533.4 | 38.1 | 2 | 505 | 577.9 | 1.6 | |
20 | 508 | 500 | 143 | 700 | 584.2 | 41.3 | 2 | 559 | 635 | 1.6 | |
24 | 610 | 600 | 151 | 815 | 692.2 | 46.1 | 2 | 663 | 749.3 | 1.6 |
Normal Size Of Steel Pipe In Inch | Normal Size Of Steel Pipe in MM | Lap Joint Radius | O.D. | LJ Bolts Number | (WT) | Length Of Machine Bolt | Lapped Thickness | Length Of (RF) Stud | Inner Daimeter | Lap Joint Flange Bolts Hole Size | PCD | ISO Stud Size | Lapped Thickness | Bolts Size In UNC | Weight In Kilogram (KG) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
A | B | C | D | E | G | ||||||||||
1/2 | 15 | 3 | 90 | 4 | 30 | 50 | 16 | 55 | 22.9 | 5/8 | 60.3 | M14 | 11.2 | 1/2 | 0.8 |
3/4 | 20 | 3 | 100 | 4 | 38 | 50 | 16 | 65 | 28.2 | 5/8 | 69.9 | M14 | 12.7 | 1/2 | 0.9 |
1 | 25 | 3 | 110 | 4 | 49 | 55 | 17 | 65 | 34.9 | 5/8 | 79.4 | M14 | 14.3 | 1/2 | 0.9 |
1 1/4 | 32 | 5 | 115 | 4 | 59 | 55 | 21 | 70 | 43.7 | 5/8 | 88.9 | M14 | 15.9 | 1/2 | 1.4 |
1 1/2 | 40 | 6 | 125 | 4 | 65 | 65 | 22 | 70 | 50 | 5/8 | 98.4 | M14 | 17.5 | 1/2 | 1.4 |
2 | 50 | 8 | 150 | 4 | 78 | 70 | 25 | 85 | 62.5 | 3/4 | 120.7 | M16 | 19.1 | 5/8 | 2.3 |
2 1/2 | 65 | 8 | 180 | 4 | 90 | 75 | 29 | 90 | 75.4 | 3/4 | 139.7 | M16 | 22.3 | 5/8 | 3.2 |
3 | 80 | 10 | 190 | 4 | 108 | 75 | 30 | 90 | 91.4 | 3/4 | 152.4 | M16 | 23.9 | 5/8 | 3.7 |
3 1/2 | 90 | 11 | 215 | 8 | 122 | 75 | 32 | 90 | 104.1 | 3/4 | 177.8 | M16 | 23.9 | 5/8 | 5 |
4 | 100 | 11 | 230 | 8 | 135 | 75 | 33 | 90 | 116.8 | 3/4 | 190.5 | M16 | 23.9 | 5/8 | 5.9 |
5 | 125 | 11 | 255 | 8 | 164 | 85 | 36 | 95 | 144.4 | 7/8 | 215.9 | M20 | 23.9 | 3/4 | 6.8 |
6 | 150 | 13 | 280 | 8 | 192 | 85 | 40 | 100 | 171.4 | 7/8 | 241.3 | M20 | 25.4 | 3/4 | 8.6 |
8 | 200 | 13 | 345 | 8 | 246 | 90 | 44 | 110 | 222.2 | 7/8 | 298.5 | M20 | 28.6 | 3/4 | 13.7 |
10 | 250 | 13 | 405 | 12 | 305 | 100 | 49 | 115 | 277.4 | 1 | 362 | M24 | 30.2 | 7/8 | 19.5 |
12 | 300 | 13 | 485 | 12 | 365 | 100 | 56 | 120 | 328.2 | 1 | 431.8 | M24 | 31.8 | 7/8 | 29 |
14 | 350 | 13 | 535 | 12 | 400 | 115 | 79 | 135 | 360.2 | 1 1/8 | 476.3 | M27 | 35 | 1 | 41 |
16 | 400 | 13 | 595 | 16 | 457 | 115 | 87 | 135 | 411.2 | 1 1/8 | 539.8 | M27 | 36.6 | 1 | 54 |
18 | 450 | 13 | 635 | 16 | 505 | 125 | 97 | 145 | 462.3 | 1 1/4 | 577.9 | M30 | 39.7 | 1 1/8 | 59 |
20 | 500 | 13 | 700 | 20 | 559 | 140 | 103 | 160 | 514.4 | 1 1/4 | 635 | M30 | 42.9 | 1 1/8 | 75 |
24 | 600 | 13 | 815 | 20 | 663 | 150 | 111 | 170 | 616 | 1 3/8 | 749.3 | M33 | 47.9 | 1 1/4 | 100 |
Normal Size Of Steel Pipe | Raised Face (RF) | (Inner Daimeter) | Raised Face WT | (Outer Diameter) | FF (Flat Face) (Thick2) |
(Bolts Circle) | B.C. For (Bolts Holes) |
Raised (R) |
Hight For (H) | Thick1 | B.H. Number (Bolt Hole) |
---|---|---|---|---|---|---|---|---|---|---|---|
1/2 | .063 | 0.88 | .62 | 3.50 | .56 | 2.38 | .62 | 1.38 | 1.19 | .38 | 4 |
3/4 | .063 | 1.09 | .62 | 3.88 | .56 | 2.75 | .62 | 1.69 | 1.50 | .44 | 4 |
1 | .063 | 1.36 | .69 | 4.25 | .63 | 3.12 | .62 | 2.00 | 1.94 | .50 | 4 |
1-1/4 | .063 | 1.70 | .81 | 4.62 | .75 | 3.50 | .62 | 2.50 | 2.31 | .56 | 4 |
1-1/2 | .063 | 1.97 | .88 | 5.00 | .82 | 3.88 | .62 | 2.88 | 2.56 | .62 | 4 |
2 | .063 | 2.44 | 1.00 | 6.00 | .94 | 4.75 | .75 | 3.62 | 3.06 | .69 | 4 |
2-1/2 | .063 | 2.94 | 1.12 | 7.00 | 1.06 | 5.50 | .75 | 4.12 | 3.56 | .82 | 4 |
3 | .063 | 3.57 | 1.19 | 7.50 | 1.13 | 6.00 | .75 | 5.00 | 4.25 | .88 | 4 |
3-1/2 | .063 | 4.07 | 1.25 | 8.50 | 1.19 | 7.00 | .75 | 5.50 | 4.81 | .88 | 8 |
4 | .063 | 4.57 | 1.31 | 9.00 | 1.25 | 7.50 | .75 | 6.19 | 5.31 | .88 | 8 |
5 | .063 | 5.66 | 1.44 | 10.00 | 1.38 | 8.50 | .88 | 7.31 | 6.44 | .88 | 8 |
6 | .063 | 6.72 | 1.56 | 11.00 | 1.50 | 9.50 | .88 | 8.50 | 7.56 | .94 | 8 |
8 | .063 | 8.72 | 1.75 | 13.50 | 1.69 | 11.75 | .88 | 10.62 | 9.69 | 1.06 | 8 |
10 | .063 | 10.88 | 1.94 | 16.00 | 1.88 | 14.25 | 1.00 | 12.75 | 12.00 | 1.13 | 12 |
12 | .063 | 12.88 | 2.19 | 19.00 | 2.13 | 17.00 | 1.00 | 15.00 | 14.38 | 1.19 | 12 |
14 | .063 | 14.14 | 2.25 | 21.00 | 2.19 | 18.75 | 1.12 | 16.25 | 15.75 | 1.32 | 12 |
16 | .063 | 16.16 | 2.50 | 23.50 | 2.44 | 21.25 | 1.12 | 18.50 | 18.00 | 1.38 | 16 |
18 | .063 | 18.18 | 2.69 | 25.00 | 2.63 | 22.75 | 1.25 | 21.00 | 19.88 | 1.50 | 16 |
20 | .063 | 20.20 | 2.88 | 27.50 | 2.83 | 25.00 | 1.25 | 23.00 | 22.00 | 1.63 | 20 |
22 | .063 | 22.22 | 3.13 | 29.50 | 3.07 | 27.25 | 1.38 | 25.25 | 24.25 | 1.75 | 20 |
24 | .063 | 24.25 | 3.25 | 32.00 | 3.19 | 29.50 | 1.38 | 27.25 | 26.12 | 1.82 | 20 |
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