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Material Selection of Ring Joint Gaskets
Table chart for material selection of ring-joint gaskets
|
MATERIAL
|
DIN/EN DESIGNATION
|
ASTM DESIGNATION
|
MAXIMUM HARDNESS
|
|
|
Brinell HB
|
Rockwell HRB
|
|||
|
Soft Iron
|
1.1003
|
-
|
90
|
56
|
|
Mild Carbon Steel
|
St 37.2
|
ASTM A105
|
120
|
68
|
|
Low Alloy(Cr-Mo)
|
1.7362
|
ASTM A182 F5
|
130
|
72
|
|
SS 304
|
1.4301
|
ASTM A182 F304
|
160
|
83
|
|
SS 304L
|
1.4306
|
ASTM A182 F304L
|
160
|
83
|
|
SS 309
|
1.4828
|
ASTM A182 F309
|
160
|
83
|
|
SS 316
|
1.4401
|
ASTM A182 F316
|
160
|
83
|
|
SS 316L
|
1.4404
|
ASTM A182 F316L
|
160
|
83
|
|
SS 321
|
1.4541
|
ASTM A182 F321
|
160
|
83
|
|
SS 347
|
1.4550
|
ASTM A182 F347
|
160
|
83
|
|
SS 410
|
1.4000
|
AISI 410
|
170
|
86
|
|
254SMO
|
1.4547
|
UNS S31254
|
180
|
89
|
|
Duplex SS
|
1.4462
|
UNS S31803/32205
|
232
|
99
|
|
Super Duplex SS
|
1.4410
|
UNS S32750
|
232
|
99
|
|
Aluminium
|
3.0255
|
AL 1050
|
30
|
-
|
|
Copper
|
2.0090
|
UNS C12200
|
81
|
-
|
|
Brass
|
2.0321
|
C27200
|
62
|
-
|
|
Nickel 200
|
2.4066
|
UNS N02200
|
110
|
62
|
|
Monel 400
|
2.4360
|
UNS N04400
|
150
|
80
|
|
Inconel 600
|
2.4816
|
UNS N06600
|
150
|
80
|
|
Inconel 625
|
2.4856
|
UNS N06625
|
150
|
80
|
|
Incoloy 800
|
1.4876
|
UNS N08800
|
150
|
80
|
|
Incoloy 825
|
2.4858
|
UNS N08825
|
195
|
92
|
|
Hastelloy B2
|
2.4617
|
UNS N10665
|
230
|
99
|
|
Hastelloy C276
|
2.4819
|
UNS N10276
|
210
|
95
|
|
SS 904
|
1.7440
|
UNS N08904
|
160
|
83
|
|
Titanium Grade 2
|
3.7025
|
UNS R50400
|
-
|
-
|
Views: Author：hbmetals Date:15/05/26