DESCRIPTION
The metallic ring joint gaskets are manufactured according to the API 6A and ASME B 16.20 standards for application at elevated temperatures and pressures.
SHAPE AND CONSTRUCTION
The ring joint gaskets are produced in several shapes and sizes to meet the most demanding applications. Following table describes standard materials for ring joint gaskets:
STANDARD MATERIALS
STANDARD MATERIALS RECOMMENDED BY ASME B 16.20 | ||||
ASTM | DIN MATERIAL NO | MAX HB | MAX HV | MATERIAL CODE |
Soft Iron | 1.1003 | 90 | 56 | D |
Low CS | 1.0038 | 12 | 68 | S |
4-6 Cr ½ MO | 1.7362 | 130 | 72 | F5 |
AISI 410 | 1.4000 | 170 | 86 | S410 |
AISI 304 | 1.4301 | 160 | 83 | S304 |
AISI 316 | 1.4401 | 160 | 83 | S316 |
AISI 347 | 1.4550 | 160 | 83 | S347 |