What is ASTM A694?
ASTM A694 Flange Specifications (Grade F52, F60, F65)
ASTM A694 refers to the material of carbon and alloy steel pipe flanges, fittings, valves and parts for high pressure liquid transmissions. It covers material grades of F42, F46, F50, F52, F56, F60, F65 and F70.
What is ASTM A694 F52 material?
The A694 F52 material has carbon, manganese, phosphorus, sulfur and silicon. Based on the wall thickness and the diameter of the fittings and the flanges, there are different classes and schedules. The ASTM A694 Grade A694 F52 Pipe Flanges have pressure classes ranging from 150 through 2500 and PN6 through PN64.
ASTM A694 High Yield Flanges Specification
| Specifications | ASTM A694 / ASME SA694 |
| Dimensions | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
| Size | 1/2″ to 48″ |
| Grades | F42, F46, F52, F60, F65, F70, A36, A516 Gr. 70,60 |
| Class / Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Flange Face Type | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
ASTM A694 Carbon Steel Flanges

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