Chemical Composition of SS Buttweld Fittings
| Alloy 20 | Ni | C | Mo | Mn | Si | Fe | Cu | S | P | Cr |
|---|---|---|---|---|---|---|---|---|---|---|
| 32 – 38 | 0.02 max | 2 – 3 | 1 – 2 | 0.7 max | Bal | 3 – 4 | 0.005 max | 0.02 max | 19 – 21 |
Chemical Composition of SS Forged Fittings
| 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 | 3.0-4.0 | 32.0-38.0 | 19.0-21.0 | 29.85 min* | 2.0-3.0 | 0.045 max |
Chemical Composition of SS Flanges
| 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 | 3.0-4.0 | 32.0-38.0 | 19.0-21.0 | 29.85 min* | 2.0-3.0 | 0.045 max |
Mechanical Properties of SS Butt weld Pipe Fittings
| Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
|---|---|---|---|---|
| 8.1 g/cm3 | 1443 °C (2430 °F) | Psi – 35000 , MPa – 241 | Psi – 80000 , MPa – 551 | 30 % |
Mechanical Properties of SS Forged Fittings
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 8.1 g/cm3 | 1443 °C (2430 °F) | Psi -80,000, MPa -551 | Psi – 35,000, MPa – 241 | 30% |
Mechanical Properties of SS Flanges
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 8.1 g/cm3 | 1443 °C (2430 °F) | Psi -80,000, MPa -551 | Psi – 35,000, MPa – 241 | 30% |
Equivalent Grades of Alloy 20 Buttweld Fittings
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
|---|---|---|---|---|---|---|---|
| Alloy 20 | N08020 | 2.4660 | Z2NCUD31-20AZ | NiCr20CuMo | – | – | – |
Equivalent Grades of Alloy 20 Forge Fittings
| STANDARD | WERKSTOFF NR. | UNS | AFNOR | EN |
|---|---|---|---|---|
| Alloy 20 | 2.4660 | N08020 | Z2NCUD31-20AZ | NiCr20CuMo |
Equivalent Grades of Alloy 20 Flanges
| STANDARD | WERKSTOFF NR. | UNS | AFNOR | EN |
|---|---|---|---|---|
| Alloy 20 | 2.4660 | N08020 | Z2NCUD31-20AZ | NiCr20CuMo |