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Alloy 20 Flanges
Table of Content
- ◍ Alloy 20 flanges specification
- ◍ Cn7m nickel alloy blind forged ring applications
- ◍ Alloy 20 chemical composition
- ◍ Incoloy 20 slip on flanges testing methods
- ◍ Types of nickel alloy 20 flanges
- ◍ ASTM B462 UNS N08020 socket weld flanges welding methods
- ◍ Diameter of the carpenter 20 flange and the number of bolt holes
- ◍ Pressure ratings of alloy 20cb3 weld neck flange
- ◍ N08020 alloy 20 threaded flange face types
- ◍ Manufacturing standards of Nickel 20 reducing flange
- ◍ Mechanical properties of ASME SB462 UNS N08020 lap joint flange
- ◍ Alloy 20 Stainless Steel pipe flange equivalent properties
Check ASTM B462 N08020 Blind Flanges Specification and Density
Alloy 20 flanges specification
- 15NB – 1200NB
- 1/2" to 48"
- ASME B16.48 (Spectacle Blinds)
- ASME B16.5: Class 150# – 2500#
- ISO 9725
- DIN 17754 – DIN 2.4660 forgings
- ASME B16.36
- ASME B16.47: Series A/ B
- Carpenter®
- 20, 20CB-3®
- Raised face slip on flange
- Ring type joint slip on flange
- Flat face slip on flange
- Forged slip on flange
- Threaded slip on flange
- Mirror finish / Cold Water Finish
- Spiral Serrated
- Zinc Plated
- Serrated finish
- Stock Finish – 125- to 250-μin
- Smooth Finish
- Concentric Serrated
- Welded
- Threaded
- Long weld neck flange
- Raised face weld neck flange
- Flat face weld neck flange
- Ring type joint weld neck flange
- Rolled
- Stamping
- Drilling
- CNC machining
- Milling
- Forged
- Turning
- DIN 2641, 2655, 2622, 2656
- DIN 2627 to DIN 2638 Type 11
- DIN 2527 Type 5 – blind
- DIN 2565, 2558, 2568, 2566, 2567
- DIN 2578, 2573 Type 1 – flat
- ISO 15156
- NACE MR0103
- NACE TM-0284
- NACE MR0175
- Raised face blind flange
- Flat face blind flange
- Forged blind flange
- Threaded blind flange
- Ring type joint blind flange
- Italy – UNI 2276/ 6091
- Australia/ UK – BS 10
- Malaysia – MS 253
- Australia and UK – BS 10
- Malaysia – MS 816
- USA – (ASA/ ANSI) ASME B16.5
- Europe – BS EN 1092-2 (for Iron)
- France – NF E 29-200/ NFE29-203
- Japan – JIS standard
- Europe – PN 10 flange – PN400
- Europe – BS EN 1092-1 (for steel)
- 1000°F (540°C)
- 8.1 g/cm3
- Sand Blasting
- Polishing
- Minor Fabrication
- Rolling
- Casting
- Heat Treatment
- CNC machined
- Drilling
- Forging
- Cutting
- Threading
- Beveling end
- Pickled
- Anchor flange
- Reducing flange
- Orifice plate
- High hub blind flange
- Ring spacer flange
- Swivel flange
- Expander flange
- Spade flange
- MPT
- BSPT
- BSP
- NPT
- FNPT
- MNPT
- FPT
- BSPP
- Shell pressure test
- Tensile test
- Visual inspection
- Hardness test
- Impact test
- PMI Test
Cn7m nickel alloy blind forged ring applications
- Petrochemical industry
- Pharmaceutical industries
- Power plant
- Chemical processing
- Food industries
Nickel Alloy 20 Weld Neck Flange Manufacturer in India, Check Chemical Composition
Alloy 20 chemical composition
| Grade | Mn | S | C | Si | Cu | Mo | Cr | Ni | Ni+Ta | P | Iron |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Alloy 20 flanges | 2.00 | 0.035 | 0.07 | 1.00 | 3.00 to 4.00 | 2.00 to 3.00 | 19.00 to 21.00 | 32.00 -38.00 | (8 x C) to 1.00 | 0.045 | Balance |
Incoloy 20 slip on flanges testing methods
- Visual inspection
- Tensile test
- Positive Material Identification Test
- Shell pressure test
- Material inspection
- Impact test
- Hardness test
Types of nickel alloy 20 flanges
B462 N08020 blind flages
Alloy 20 cb3 weld neck flages
Carpenter 20 socket weld flages
Incoloy alloy 20 slip on flages
N08020 alloy 20 reducing flages
Alloy 20 lap joint flages
Nickel 20 plate flages
ASTM B462 Alloy 20 threaded flange
Find 2.4660 Alloy 20 slip on flange in Size Ranging From 15NB – 1200NB, Check Welding Methods
ASTM B462 UNS N08020 socket weld flanges welding methods
- Resistance welding
- SMAW (manual)
- Fusion welding
- GMAW (MIG)
- TIG welding
- Laser beam welding
Get 20cb3 Carpenter 20 socket weld flange in Class 150 to 2500 Pressure Class, View Pressure Rating Chart
Diameter of the carpenter 20 flange and the number of bolt holes
| Pressure class | Class 150 | Class 300 | Class 400 | Class 600 | Class 900 | Class 1500 | Class 2500 |
|---|---|---|---|---|---|---|---|
| Hole (mm / holes) | 25.4 / 12 | 28.6 / 16 | 34.9 / 16 | 34.9 / 16 | 38.1 / 20 | 54 / 16 | 73 / 12 |
Pressure ratings of alloy 20cb3 weld neck flange
| Working pressure in PSG | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature(°F) | -20~100 | 200 | 300 | 400 | 500 | 600 | 650 | 700 | 750 | 800 | 850 | 900 |
| 150# | 230 | 200 | 190 | 180 | 170 | 140 | 125 | 110 | 95 | 80 | 65 | 50 |
| 300# | 600 | 525 | 490 | 475 | 475 | 475 | 475 | 470 | 465 | 460 | 375 | 275 |
| 400# | 800 | 700 | 655 | 630 | 630 | 630 | 630 | 625 | 620 | 610 | 505 | 365 |
| 600# | 1200 | 1050 | 980 | 945 | 945 | 945 | 945 | 940 | 930 | 915 | 755 | 550 |
| 900# | 1800 | 1575 | 1470 | 1420 | 1420 | 1420 | 1420 | 1410 | 1395 | 1375 | 1130 | 825 |
| 1500# | 3000 | 2630 | 2450 | 2365 | 2365 | 2365 | 2365 | 2350 | 2330 | 2290 | 1885 | 1370 |
| 2500# | 5000 | 4380 | 4080 | 3940 | 3940 | 3940 | 3940 | 3920 | 3880 | 3820 | 3145 | 2285 |
ASME SB 462 UNS N08020 forged flange in RTJ, M&F, FF, and LJ Face Types
N08020 alloy 20 threaded flange face types
| Full name (Composite/ Solid) | Ring joint flanges | Tongue and groove flanges | Flat face flanges | Lap joint flange | Male and female flanges | Raised face flanges |
|---|---|---|---|---|---|---|
| Short name | RTJ | T & G | FF | LJ | M&F | RF |
Manufacturing standards of Nickel 20 reducing flange
| Manufacturing Method | Nickel alloy 20 forged flanges | Alloy 20 Inconel machined flanges | 20cb3 alloy 20 plate flange | Alloy 20cb3 cast flange |
|---|---|---|---|---|
| ASTM/ ASME standard |
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Mechanical properties of ASME SB462 UNS N08020 lap joint flange
| Grade | Yield Strength (0.2%Offset) | Elongation | Tensile Strength | ||
|---|---|---|---|---|---|
| PSI | MPa | % | PSI | MPa | |
| Alloy 20 flanges | 35000 | 241 | 30 | 80000 | 551 |
Alloy 20 Stainless Steel pipe flange equivalent properties
| Standard | WNR. | JIS | EN | OR | BS | AFNOR | UNS | GOST |
|---|---|---|---|---|---|---|---|---|
| Alloy 20 flange | 2.4660 | – | NiCr20CuMo | – | – | Z2NCUD31-20AZ | N08020 | – |