首页>
外国专利>
Hard solder silver-based alloy used in the production of solder joints on special steel in ammonia producing plants contains alloying additions of tin and/or indium, gallium, nickel, manganese and copper
Hard solder silver-based alloy used in the production of solder joints on special steel in ammonia producing plants contains alloying additions of tin and/or indium, gallium, nickel, manganese and copper