Metal ring joint gaskets are precision-engineered sealing solutions designed to provide reliable sealing in various industrial applications. Consisting of a solid metal ring with or without a soft filler material, these gaskets offer exceptional performance under high-pressure and high-temperature conditions.
Advantages:
Applications: Metal ring gaskets are commonly used for sealing flanges in pipelines, valves, pumps, heat exchangers, and other industrial equipment where reliable sealing is essential.
Material Selection:
|
Material
(Trade Name)
|
Identification
|
AISI-ASTM UNS
|
Maximum Hardness
|
Temperature
|
Density
|
||
|
Brinell HB
|
Rockwell B HRB
|
Min.
|
Max.
|
||||
|
Soft Iron
|
D
|
-
|
90
|
56
|
-40
|
500
|
7.85
|
|
Low Carbon Steel
|
S
|
-
|
120
|
68
|
-40
|
500
|
7.85
|
|
F5
|
F5
|
A182FS
|
130
|
72
|
-40
|
650
|
7.83
|
|
SS 304
|
S304
|
304
|
160
|
83
|
-250
|
550
|
7.9
|
|
SS 304L
|
S304L
|
304L
|
160
|
83
|
-250
|
550
|
7.9
|
|
SS 309
|
S309
|
309
|
160
|
83
|
-100
|
1000
|
7.9
|
|
SS 316
|
S316
|
316
|
160
|
83
|
-100
|
550
|
7.9
|
|
SS 316L
|
S316L
|
316L
|
160
|
83
|
-100
|
550
|
7.9
|
|
SS 316Ti
|
S316TI
|
316Ti
|
160
|
83
|
-100
|
550
|
7.8
|
|
SS 321
|
S321
|
321
|
160
|
83
|
-250
|
550
|
7.9
|
|
SS 347
|
S347
|
347
|
160
|
83
|
-250
|
500
|
7.9
|
|
SS 410
|
S410
|
410
|
170
|
86
|
-20
|
850
|
7.8
|
|
254SMO
|
6Mo
|
S31254
|
180
|
89
|
-100
|
500
|
8
|
|
Duplex
|
2205
|
S31803/32205
|
230 approx
|
99
|
-40
|
300
|
7.8
|
|
Super Duplex
|
2507
|
S32750
|
230 approx
|
99
|
-40
|
300
|
7.8
|
|
Nickel 200
|
Ni 200
|
NO2200
|
110
|
62
|
-250
|
600
|
8.9
|
|
Monel 400
|
400
|
NO4400
|
150
|
80
|
-125
|
600
|
8.8
|
|
Inconel 600
|
600
|
NO6600
|
150
|
80
|
-100
|
950
|
8.4
|
|
Inconel 625
|
625
|
NO6625
|
150
|
80
|
-50
|
450
|
8.44
|
|
Incoloy 800
|
800
|
NO8800 | 150 | 80 | -100 | 850 | 8 |
| Incoloy 825 | 825 | NO8825 | 195 | 92 | -100 | 450 | 8.14 |
| Hastelloy B2 | B2 | NI0665 | 230 | 99 | -200 | 450 | 9.2 |
| Hastelloy C276 | C276 | NI0276 | 210 | 95 | -200 | 450 | 8.9 |
| Titanium | Ti2 | R50400 | 215 approx | 96 | -250 | 350 | 4.5 |
Size Range: ½”~48”
Rating: 150~2500#, 2000psi~20000psi
Standard Compliance: Conforms to international standards such as ASME B16.20, ASME B16.5, ASME B16.47, DIN, and API standards, ensuring compatibility and adherence to industry regulations.
