Name precision alloy materials; Square tubes round tubes, rods, plank. Strip
Brand 1J30, 1J36, 1J50, 2J22, 2J85, 3J01, 3J09, 3J21, 3J40, 3J53, 4J28, 4J29, 4J36, 4J42
Specification thickness * width * length (according to customer's requirement)
Execution standard YB/T 5231-93
Use suitable for transmitting tube, oscillation tubes, ignites tube, the transistor and sealing plug, relay tube as well as exterior electric vacuum components. In - 60 ℃ ~ + 40O ℃ temperature range has certain steels are, can match with hard glass firm sealing