Iron chrome glass sealing alloy 4J28 (YB/T5240-1993)
INTRODUCTION
4J28 is a kind of Fe-Cr-B glass sealing alloy, which is a duplex structure of Cr24-Fe. It is non-magnetic, has excellent corrosion resistance and is applicable to 300℃, which has excellent corrosion resistance and heat conduction performance. It is suitable for the manufacture of vac......