 Our API No. Is 6A-0881
Description:
ASSEALS RTJ 640 Ring Joint Gaskets(Metal interface gasket), a variety of solid metal through the high-precision processing by CNC lathe, the main form is oval, octagonal, etc.Applicable to a variety of high-temperature ,high pressure,corrosive work conditions, in the pressure vessel, valve,cylinder seals and other parts of the application to build more, smaller regions is installed, the high pre-compression. In petroleum, chemical industry,widely used in smeltiing and other industries.
Material Selection:
|
Materials |
Marking |
Hardness HB |
Temperature oC |
|
Carbon Steel |
API 6A-0881 SI R** |
90 |
530 |
|
Soft Iron |
API 6A-0881 CS R** |
120 |
530 |
|
304(L),316(L),321 |
API 6A-0881 SS304 R** |
160 |
750 |
|
5Cr1/2Mo (F5) |
API 6A-0881 F5 R** |
130 |
500 |
|
Cooper |
API 6A-0881 Cu R** |
50 |
400 |
|
Aluminum |
API 6A-0881 Al R** |
30 |
300 |
In accordance with the requirements of different operating conditions, choice of zinc or chrome.
Related Standards:
|
RJG Type |
RJG Standards |
Flange Standards |
|
R |
ASME B 16.20 API 6A |
ANSI B 16.5 ANSI B 16.47A |
|
RX |
ASME B 16.20 API 6A |
API 6 B |
|
BX |
API 6A |
API 6 BX |
Products can be customized according to the drawing, we can produce monel,inconel and other special material products.
Series Products: |
