Fittings
The most common thread type is the BSP-G thread. This is the British Standard Pipe Gas thread type. You do also find this thread type in gas and water installations in your house.
铜的缺点在于它可以相当快地被氧化,
这个 T.E.A. 涂层是镍和镍以及镀铬的替代品。 这在咖啡机上很常见
在大多数情况下,咖啡机上的配件由铅含量低的黄铜制成,允许用于咖啡机.