316 stainless steel ball and stem are available on many NIBCO ball valves – see catalog specification sheets to identify what valves are available or consult factory.
316 stainless steel ball and stem are available on many NIBCO ball valves – see catalog specification sheets to identify what valves are available or consult factory.
在许多美国尼伯科球阀上可以配置316不锈钢球和阀杆-请参阅样本中的规格说明，选择适用的的阀门，或咨询工厂。