For the first post-weld expansion process, the primary […]
When the temperature and pressure are high, and under t […]
Sealed welding refers to the welding that guarantees th […]
There are two types of heat exchanger welding: strength […]
The hydraulic expansion tube is a new expansion joint t […]
Roller expansion method is to embed three small-diamete […]
Steel shell and tube heat exchangers are widely used in […]
1. Two kinds of media are serial (internal leakage) cau […]
After the copper liquid absorbs carbon monoxide, carbon […]
The floating head end structure of the novel floating h […]
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