What do you mean by 266 in the 266 brass ball valve?
so as to produce self number manufacturers and buyers recognition. 266 should be a category of the Le ball valve,. We do hydraulic valve production and maintenance, this problem is not corresponding, I do not know such a reasonable answer?.
In order to consider the cost, some manufacturers put in different environment in accordance with the actual need in addition to the basic properties (such as gas safety requirements, key strength, air conditioning temperature, focus on material and penetration, ordinary water can have the basic properties, can economic production and product classification), but in the national standard of the same specifications or inside them the same type,
This is the Ningbo aimeike Copper Valve Co Ltd model, 266 is only a brass ball valve series, specifically to check samples.
