
Table of Contents

| Trade name | Alloy 20 Weld Neck Flange |
| Alloy 20 Weld Neck Flanges Standard | ASTM B462 / ASME SB462 ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges |
| Alloy 20 Weld Neck Flange Dimensions | B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN |
| Carpenter 20 Weld Neck Flanges Size | 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000) |
| Alloy 20 Weld Neck Flanges Class/Pressure |
|
| Flange Face Type | Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| SB 462 Alloy 20 Weld Neck Flanges Marking | All Flanges are marked as follows: Grade, Standard, Thickness, Heat No. (Or according to the customer’s request.) |
| Delivery Time | 7-15 working days as usual, It will based on the detailed order quantity. |
| Payment Terms | Paypal, Western Union, T/T (Telegraphic Transfer or Wire Transfer), L/C or Trade Assurance 30% deposit & balance before shipping |
| Free Sample | Yes if we have in stock |
| UNS N08020 Weld Neck Flange testing reports |
|
| SB 462 Alloy 20 Weld Neck Flanges Origin & Mills | Japanese, Indian, USA, Korean, European, Russian, Ukraine (Strictly No China) |
| UNS N08020 Weld Neck Flange Application & uses |
|

| STANDARD | WERKSTOFF NR. | UNS | EN | AFNOR |
| Alloy 20 | 2.4660 | N08020 | NiCr20CuMo | Z2NCUD31-20AZ |

Alloy 20 WNRTJ Flange
Carpenter 20 WNRTJ Flanges
UNS N08020 WNRTJ Flanges
Alloy 20 WNRTJ Flange
2.4660 WNRTJ Flanges
ASTM B462 Alloy 20 WNRTJ Flange
ASME SB 462 Alloy 20 WNRTJ Flanges
Incoloy® alloy 20 WNRTJ Flanges Supplier

Alloy 20 WNRF Flange
Carpenter 20 WNRF Flanges
UNS N08020 WNRF Flanges
Alloy 20 WNRF Flange
2.4660 WNRF Flanges
ASTM B462 Alloy 20 WNRF Flange
ASME SB 462 Alloy 20 WNRF Flanges
Incoloy® alloy 20 WNRF Flanges Supplier

Alloy 20 WNFF Flange
Carpenter 20 WNFF Flanges
UNS N08020 WNFF Flanges
Alloy 20 WNFF Flange
2.4660 WNFF Flanges
ASTM B462 Alloy 20 WNFF Flange
ASME SB 462 Alloy 20 WNFF Flanges
Incoloy® alloy 20 WNFF Flanges Supplier

Alloy 20 Flat Face Weld Neck Flange
Carpenter 20 Flat Face Weld Neck Flanges
UNS N08020 Flat Face Weld Neck Flanges
Alloy 20 Flat Face Weld Neck Flange
2.4660 Flat Face Weld Neck Flanges
ASTM B462 Alloy 20 Flat Face Weld Neck Flange
ASME SB 462 Alloy 20 Flat Face Weld Neck Flanges
Incoloy® alloy 20 Flat Face Weld Neck Flanges

Alloy 20 Weld Neck Raised Face Flange
Carpenter 20 Weld Neck Raised Face Flanges
UNS N08020 Weld Neck Raised Face Flanges
Alloy 20 Weld Neck Raised Face Flange
2.4660 Weld Neck Raised Face Flanges
ASTM B462 Alloy 20 Weld Neck Raised Face Flange
ASME SB 462 Alloy 20 Weld Neck Raised Face Flanges
Incoloy® alloy 20 Weld Neck Raised Face Flanges

Alloy 20 RFWN Flange
Carpenter 20 Raised Face Weld Neck Flanges
UNS N08020 RFWN Flanges
Alloy 20 RFWN Flange
2.4660 Raised Face Weld Neck Flanges
ASTM B462 Alloy 20 RFWN Flange
ASME SB 462 Alloy 20 RFWN Flanges
Incoloy® alloy 20 Raised Face Weld Neck Flanges Supplier
ASTM B462 Alloy 20 Weld Neck Flanges : FOB Price US $1,000.00-$3,200.00 / Ton
Alloy 20 Weld Neck Flanges : FOB Price US $800.00-$3,000.00/ Ton
Alloy 20 WNRF Flanges : FOB Price US $800.00-$5,800.00/ Ton
ASTM B462 Alloy 20 WNFF Flange : FOB Price US $1,299.00-$1,999.00/ Ton
ASME SB462 Alloy 20 Welding Neck Flange : FOB Price US $1,100.00-$5,000.00/ Ton
| Grade | C | Mn | Si | S | Cu | Ni | Cr | Fe | Mo | P |
| Alloy 20 | 0.07 max | 2.00 max | 1.00 max | 0.035 max | 3.00 – 4.00 | 32.00 – 38.00 | 19.00 – 21.00 | 29.85 min* | 2.00 – 3.00 | 0.045 max |
| Element | Density | Melting Point | Tensilee Strength | Yield Strength (0.2%Offset) | Elongation |
| Alloy 20 | 8.1 g/cm3 | 1443 °C (2430 °F) | Psi -80,000, MPa -551 | Psi – 35,000, MPa – 241 | 30 % |






































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ALLOY 20
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