wangliang
Have you seen this? This is a layered partition? solve
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zhaolin
The tubular heat exchanger baffle plate and the heat exchange tubes need welding? Expert g..
small qin
Help cooling water heat exchanger fouling can be cleaned Online..
litian
Ask the answer: does the choice of low temperature forging and low temperature time have w..
big yang
Ask you, for the cylinder hole is larger than the hole diameter of the reinforcement half ..
一路向东
I would like to ask if the two piece of the flange sealing surface is not parallel, there ..
litian
Consult: there is a tube heat exchanger, the outer tube for the outside diameter is 219, t..
一路向东
Large diameter and large length container there is no good way to determine the wall thick..