Ring Joint Gaskets
Ring Joint Gaskets
Material |
Code Sample |
Hardness(HB) |
T |
Soft Iron |
R23 SI |
90 |
530 |
Carbon Steel |
R23 CS |
120 |
530 |
304(L)/321/316(L) |
R23 S304 |
160 |
750 |
5Cr1/2Mo |
R23 F5 |
130 |
500 |
Copper for 640PL |
|
50 |
400 |
Aluminium for 640PL |
|
30 |
300 |
RJG Style |
RJG standard |
Flange standard |
R |
ASME B 16.20 API 6A |
ANSI B 16.5 ANSI B 16.47 Series A |
RX |
ASME B 16.20 API 6A |
API 6B |
BX |
API 6A |
API 6BX |
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