The metal ring joint gasket is made of metal material by forging and heat treatment andmachining into cross section shape is the entity of octagon metallic gasket, have radial since the tight sealing efect, is a standard type R a kind of metal ring gasket, its actionprinciple is cushion for leaning on is with flange type ladder groove(mainly the lateral)
out of contact, and through the pressure sealing function to form.
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Material Maximum Hardness Mak Temperture℃
Brinell HB Rocknell HB Min Max
Soft lron 90 56 P -40 540
Low C/S 120 68 S -60 500
SS410 170 86 S410 -40 850
SS304 160 83 S304 -250 540
SS316 160 83 S316 -200 815
SS347 160 83 S347 -200 870
4-6%Cr,0.5% Mo 130 72 F5 -40 650
Copper 80 C -100 315
Aluminum 35 A -200 425
Inconel 600 150 78 Y -100 1095
Inconel 825 150 78 W -100 1095
Monel 400 150 78 M -100 760
Titanium 215 77 T -200 540
Nikel 200 110 58 N -200 760
Hastelloy B2 230 121 X1 -100 1095
Hastelloy C276 210 110 X2 -100 1095
