Class 150 Flange Overview
| Class 150 Forged Flange Classification | WN (Weld Neck) flange, TH (Threaded) flange, SO (Slip-On) flange, LJ (Lapped) flange, BL (Blind) flange, SW (Socket Weld) flange |
|---|---|
| Class 150 Flange Sizes and No. of Bolts | 1/2 -3″: 4 Bolts, 3 1/2-8″: 8 Bolts, 10-14″: 12 Bolts, 16-24″: 20 Bolts |
| Standard | ANSI/ ASME B16.5 |
Check ASME B16.5 Cl 150 Slip On Flange Dimension in mm
Buy Stainless Steel 150# Blind Flange at the Best Price in UAE and Check 150 Lb Flange Pressure Rating
Pressure Rating of Class 150 Flange
| Temperature -29 °C | Stainless Steel Class 150 Flange | Carbon Steel Class 150 Flange |
|---|---|---|
| 538 | – | 1.4 |
| 500 | – | 2.8 |
| 475 | – | 3.7 |
| 450 | 4.6 | 4.6 |
| 425 | 5.5 | 5.5 |
| 400 | 6.5 | 6.5 |
| 375 | 7.4 | 7.4 |
| 350 | 8.4 | 8.4 |
| 325 | 9.3 | 9.3 |
| 300 | 10 | 10.2 |
| 250 | 10.5 | 12.1 |
| 200 | 11.2 | 13.8 |
| 150 | 12 | 15.8 |
| 100 | 13.3 | 17.7 |
| 50 | 15.3 | 19.2 |
| 38 | 15.9 | 19.6 |
Check Alloy Steel Cl 150 Pipe Flange Dimensions in mm and ANSI 150 lb Forged Flanges Weight Chart
Class 150 Flange Specification
Dimensions: ASME B16.5
Testing : PMI Test
ASME B16.47 Class 150: NPS 26″ to 60″
Faces: Ring Type Joint (RTJ), Raised Face (RF), Flat Face (FF), Groove, Lap-Joint Face (LJF), Tongue & Groove
Get Quote Directly from Class 150 Flange Suppliers
100% Tested Class 150 Flange with MTC EN 10204/3.1
Connect with Reliable and Audited ASA 150 Threaded Flange and Carbon Steel 150# Weld Neck Flanges Manufacturers in Dubai
| Size (mm) | Size (Inch) | Machine Bolt Length | ISO Stud Size | No of Bolts | Bolt Size UNC | RF Stud Length |
|---|---|---|---|---|---|---|
| 600 | 24 | 150 | M33 | 20 | 1 1/4 | 170 |
| 500 | 20 | 140 | M30 | 20 | 1 1/8 | 160 |
| 450 | 18 | 125 | M30 | 16 | 1 1/8 | 145 |
| 400 | 16 | 115 | M27 | 16 | 1 | 135 |
| 350 | 14 | 115 | M27 | 12 | 1 | 135 |
| 300 | 12 | 100 | M24 | 12 | 7/8 | 120 |
| 250 | 10 | 100 | M24 | 12 | 7/8 | 115 |
| 200 | 8 | 90 | M20 | 8 | 3/4 | 110 |
| 150 | 6 | 85 | M20 | 8 | 3/4 | 100 |
| 125 | 5 | 85 | M20 | 8 | 3/4 | 95 |
| 100 | 4 | 75 | M16 | 8 | 5/8 | 90 |
| 80 | 3 | 75 | M16 | 4 | 5/8 | 90 |
| 65 | 2 1/2 | 75 | M16 | 4 | 5/8 | 90 |
| 50 | 2 | 70 | M16 | 4 | 5/8 | 85 |
| 40 | 1 1/2 | 65 | M14 | 4 | 1/2 | 70 |
| 25 | 1 | 55 | M14 | 4 | 1/2 | 65 |
| 15 | 1/2 | 50 | M14 | 4 | 1/2 | 55 |
ANSI B16.5 150 Socket Weld Flange Manufactured by the Cut, Cast, And Forged Methods, Check Class 150 Lap Joint Flanges Price & Torque Chart
| Duplex Steel ANSI B16 5 Class 150 Flange | Duplex 2205, UNS S31803 (DIN 1.4462), UNS S32205, Super Duplex 2507, UNS S32750 (DIN 1.4410), UNS S32760, ASTM A182 Grade F51, F52, F53, F54, F55, F57, F59, F60, F61, SMO 254, AL6xn, 6Mo, UNS S31254, DIN 1.4547 |
|---|---|
| Nickel Alloy Class 150 Flange | ASTM B564 / ASME SB 564M, Nickel 200, Alloy 201, Nickel 205LC, Nickel 205 |
| Inconel Class 150 Flange |
ASME SB 564 UNS N06600 (Alloy 600) W.Nr. 2.4816, UNS N06601 (Alloy 601) W.Nr. 2.4851, UNS N06617 (Alloy 617) W.Nr. 2.4663a, ASTM B564 UNS N06625 (Alloy 625) W.Nr. 2.4856, UNS N06626 (Alloy 625LCF) W.Nr. 2.4856, UNS N06686 (Alloy 686) W.Nr. 2.4606, UNS N06690 (Alloy 690) W.Nr. 2.4642, UNS N06693 (Alloy 693), UNS N09706 (Alloy 706), UNS N07718 (Alloy 718) W.Nr. 2.4668, UNS N07719 (Alloy 718SPF), UNS N07725 (Alloy 725), UNS N07740 (Alloy 740H), UNS N07750 (Alloy X-750) W.Nr. 2.4669, UNS N07751 (Alloy 751), UNS N07754 (Alloy MA754), UNS R30783 (Alloy 783) |
| Incoloy ANSI 150 Flange | ASTM B564 UNS N08825, UNS N09925 |
| Incoloy Alloy 20 ASA 150 Flange | ASTM B462 UNS N08020 |
| Hastelloy Class 150 Flange | ASTM B564 UNS N10276 (Hastelloy C276), UNS N06022 (Hastelloy C22), UNS N06200 (C2000), UNS N06002 (X), UNS N10001 (B), UNS N10665 (B2), UNS N10675 (B3), UNS N06035 (G35), UNS N06985 (G3), UNS N06030 (G30), UNS N06455 (C4), UNS N07022 (C-22HS), UNS N10003 (N), UNS N06635 (S) |
| Monel ANSI Class 150 | ASTM B564 UNS N04400, UNS N05500 |
| SS 904L ANSI 150 LB Flange | UNS N08904 |
| Stainless Steel 10 Inch 150 LB Flange | ASTM A182 Gr 304, 304L, 316, 316L, 310, 310S, 317L, 316Ti, 321, 347, 347H, UNS S66286 |
| Carbon Steel ASME B16 47 Class 150 | ASTM A105, A105N, A350 LF2 (LTCS), LF3, AISI 4130, AISI 4140, AISI 4340, AISI 4145 |
| Carbon Steel ASTM A694 30 ANSI 150 Flange | A694 F42, F46, F52, F60, F65, F706 |
| Alloy Steel 150 lb Weld Neck Flange | ASTM A182 F5, F9, F11, F22, F91 |
| Cupro Nickel ANSI 150 lb Flange | Copper Nickel 90/10 and Cuni 70/30 |
| Titanium 10 inch 150 lb Flange | Titanium Gr 2, Gr 5 |
Class 150 blind flange
150 nb long weld neck flange
ANSI 150 slip on flange
150# weld neck flange
150 lb lap joint flange
Cl 150 threaded flange
ANSI 150 lb square flange
Asa 150 ring type joint flange
ANSI 150 plate flange
Weight Chart of ANSIClass 150 Flange
| NPS | Weld Neck | Blind | Slip On | Lap Joint | Socket Weld | Threaded |
|---|---|---|---|---|---|---|
| 24 | 120.6 | 193.5 | 99 | 123.8 | 99 | 99 |
| 22 | 101.3 | 159.8 | 83.3 | 110.3 | 83.3 | 83.3 |
| 20 | 88.7 | 128.3 | 74.3 | 87.8 | 74.3 | 74.3 |
| 18 | 74.3 | 99 | 58.5 | 72 | 58.5 | 58.5 |
| 16 | 63 | 81 | 47.7 | 63 | 44.1 | 44.1 |
| 14 | 51.3 | 63 | 40.5 | 47.3 | 40.5 | 40.5 |
| 12 | 39.6 | 55.4 | 28.8 | 28.8 | 28.8 | 28.8 |
| 10 | 24.3 | 31.5 | 19.4 | 19.4 | 19.4 | 19.4 |
| 8 | 18.9 | 21.2 | 13.5 | 13.5 | 13.5 | 13.5 |
| 6 | 11.7 | 12.2 | 8.6 | 8.6 | 8.6 | 8.6 |
| 5 | 9.5 | 9 | 6.8 | 6.8 | 6.8 | 6.8 |
| 4 | 7.4 | 7.7 | 5.9 | 5.9 | 5.9 | 5.9 |
| 3½ | 5.4 | 5.9 | 4 | 4 | 4 | 5.4 |
| 3 | 5.2 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 |
| 2½ | 4.5 | 3.2 | 3.6 | 3.6 | 3.6 | 3.6 |
| 2 | 2.7 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 |
| 1½ | 1.8 | 1.8 | 1.4 | 1.4 | 1.4 | 1.4 |
| 1 | 1.4 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 |
| 1/2 | 0.9 | 0.9 | 0.5 | 0.5 | 0.9 | 0.5 |
What are the Advantages of 150 Lb Slip on Flange?
Nominal Designation of Stainless Steel 150 LB Flange
| Nominal Designation | 18Cr 8Ni | 16Cr 12Ni 2Mo | 18Cr 13Ni 3Mo | |||
|---|---|---|---|---|---|---|
| Forgings | A182 | Gr.F304L (1) | A182 | Gr.F316L | A182 | Gr.F317L |
Which Test Need to Perform For ASME B16.5 Class 150 Slip on Flange to be Used in Petrochemical Industry?
Some of the testings that are need to perform for ASME B16.5 class 150 slip on flange to be used in petrochemical industry are given below
- Mechanical testing
- PMI test
- Hydrostatic pressure test
- Dimensional inspection
- Visual inspection
- Non destructive testing
- Heat treatment verification
ASA 150 Flange Nominal Designation
| Nominal Designation | 3.1/2Ni | C-Si | C Mn Si | C Mn Si V | |||
|---|---|---|---|---|---|---|---|
| Forgings | A350 | Gr.LF3 | A105(1) | A350 | Gr.LF2 (1) | A350 | Gr.LF6 Cl 1 (3) |
Carbide Phase Temperature of ANSI B16 5 Class 150 Flange
| Carbide Phase (Temp.) | Range |
|---|---|
| 425°C | -29°C to 455°C |
| Size (NB) | Thickness (mm) | O.D of Flange (mm) |
|---|---|---|
| 500NB | 42.9 | 698.5 |
| 450NB | 39.7 | 635.0 |
| 400NB | 36.5 | 596.9 |
| 350NB | 34.9 | 533.4 |
| 300NB | 31.8 | 482.6 |
| 250NB | 30.2 | 406.4 |
| 200NB | 28.6 | 342.9 |
| 150NB | 25.4 | 279.4 |
| 125NB | 23.8 | 254.0 |
| 100NB | 23.8 | 228.6 |
| 80NB | 23.8 | 190.5 |
| 65NB | 22.2 | 177.8 |
| 50NB | 19.1 | 152.4 |
| 40NB | 17.5 | 127.0 |
| 32NB | 15.9 | 117.5 |
| 25NB | 14.3 | 108.0 |
| 20NB | 12.7 | 98.4 |
| 15NB | 11.1 | 88.9 |
- Unsuited flange surface
- Improper flange alignment
- Improper gasket centering
- Damage and dirt to flange faces
- Temperature shock
- Unequal bolt stress
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