Types of Hastelloy B2/B3 Flanges
As a Premier Distributor and Exporter, We Provide Alloy B3 Industrial Flange to the USA, UAE, Saudi Arabia, Oman, and Qatar, adhering to British, European, and American standards.
Hastelloy B2 WNRF Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS | AFNOR | JIS | EN | BS | GOST | OR |
|---|---|---|---|---|---|---|---|---|
| B2 | 2.4617 | N10665 | – | - | - | – | – | – |
| B3 | 2.4600 | N010675 | – | - | - | – | - | - |
Chemical Composition of Alloy B3 Square Flange
| Grade | C | Ni | Si | N | S | Mn | P | Cr | Mo |
|---|---|---|---|---|---|---|---|---|---|
| B2 | 0.02 Max. | Bal | 0.1 Max. | Bal | 0.03 Max. | 1.0 Max. | 0.04 Max. | 1.0 Max. | 26 – 30 |
| Grade | Mo | Ni | Cr | Fe | Al | Ti | W | Mn | C | Si |
|---|---|---|---|---|---|---|---|---|---|---|
| B3 | 28.5 | 65.0 Min | 1.5 | 1.5 | 0.50 Max | 0.2 Max | 3.0 Max | 3.0 Max | 0.01 Max | 10 Max |
Mechanical Properties of Grade B2 Blind Flange
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|---|
| B2 | 9.2 G/Cm3 | 1370 °C (2500 °F) | Psi –1,10,000 , MPa –760 | Psi – 51,000 , MPa – 350 | 4o % |
| B3 | 9.2 G/Cm3 | 1370 °C (2550 °F) | Psi – 1,15,000 , MPa –760 | Psi – 52,000 , MPa – 350 | 4o % |
