Ring Joint Gasket

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