fernico合金
上海朝展金属新材料科技有限公司
首页
>>>
产品目录
>>>
精密合金 弹性合金 钢带 钢板
>>>
4J42 invar 4J32 4J50 超低膨胀合金 殷钢
>>>
低膨胀合金 钢带 热轧圆钢 钢丝
p1Src=//y3.yzimgs.com/uploads/312915/20201211-12201938.jpg?watermark/2/text/5LiK5rW35pyd5bGV6YeR5bGe5paw5p2Q5paZ56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/Center&p2Src=//y1.yzimgs.com/uploads_old/312915/2010040908360482_old_1.jpg&p3Src=//y1.yzimgs.com/uploads/312915/20201211-122035402.jpg?watermark/2/text/5LiK5rW35pyd5bGV6YeR5bGe5paw5p2Q5paZ56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/Center"
aa