1J79,坡莫合金系列4j36材质证明 4j36铁镍合金价格低膨胀合金4J36 性能Inconel 600镍铬基高温耐热镍合金进口C77400镍银合金进口蒙乃尔k500 板英科乃尔，哈氏合金丝，蒙乃尔可伐kovar，4j29棒，线，铁镍钴合金材料供应4J33铁镍合金 �体;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman";mso-bidi-font-family: "Times New Roman";mso-font-kerning:1.0pt;mso-ansi-language:EN-US;mso-fareast-language: ZH-CN;mso-bidi-language:AR-SA＇>镍银合金1J79,坡莫合金系列4j36材质证明 4j36铁镍合金价格低膨胀合金4J36 性能Inconel 600镍铬基高温耐热镍合金进口C77400镍银合金进口蒙乃尔k500 板英科乃尔，哈氏合金丝，蒙乃尔可伐kovar，4j29棒，线，铁镍钴合金材料供应4J33铁镍合金 �体;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman";mso-bidi-font-family: "Times New Roman";mso-font-kerning:1.0pt;mso-ansi-language:EN-US;mso-fareast-language: ZH-CN;mso-bidi-language:AR-SA＇>镍银合金