China 4J29 Rod Kovar Alloy Bar Fe Ni Co Controlled Expansion Alloy for Glass to Metal Sealing Manufacture and Factory

4J29 Rod Kovar Alloy Bar Fe Ni Co na-achịkwa Mgbasawanye Alloy maka Glass na Metal Sealing

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Nkọwa ngwaahịa

4J29 alloy mkpanaka, nke a makwaara dị ka mkpanaka Kovar, bụ Fe-Ni-Co nke na-achịkwa mgbasawanye nke nwere ọnụọgụ mgbasawanye ọkụ na-ejikọta ya na nke iko siri ike na seramiki. Ọ na-enye ọmarịcha iko-na-igwe na seramiiki-na-metal akara Njirimara, na-ahụ na a pụrụ ịdabere na hermeticity.

Site na arụmọrụ arụ ọrụ kwụsiri ike, ezigbo igwe, yana ntụkwasị obi akara pụtara ìhè, a na-etinye mkpanaka 4J29 na nkwakọ ngwaahịa eletrọnịkị, ngwaọrụ oghere, ntọala semiconductor, sensọ, na ngwa ikuku.

Njupụta:8.2 g/cm³

Mgbasa ọkụ (20-400°C):5.0 × 10⁻⁶/°C

Ike ọdụdọ:450 MPa

Isi ike:HB 140-170

Okpomọkụ na-arụ ọrụ:196°C ruo 450°C

Ọkọlọtọ:GB/T, ASTM, IEC

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Nkọwa ngwaahịa

4J29 alloy mkpanaka, makwaara dị kaOsisi Kovar, bụ aFe-Ni-Co na-achịkwa mgbasawanye alloyna ọnụọgụ mgbasawanye thermal dabara nke ọma nke iko siri ike na seramiki. Ọ na-enye nke ọmaiko-na-igwe na seramiiki-na-metal akara Njirimara, n'ịhụ na a pụrụ ịdabere na hermeticity.

Site na ịrụ ọrụ igwe kwụsiri ike, ezigbo igwe, yana ntụkwasị obi akara pụtara ìhè,4J29 mkpanakas na-etinye n'ọtụtụ ebe nankwakọ ngwaahịa eletrọnịkị, ngwaọrụ oghere, ntọala semiconductor, sensọ, na ngwa ikuku.