My company actively participated in the drafting of standards
2020/4/30 15:27:15
¡¡¡¡Our company actively participates in the drafting of standard GB12234-2019 Steel Gate Valves and JB13517-2018 v Ball Valves for oil and gas industry.
- Previous£ºNo
- Next£ºControl Valve for valves under severe high temperature (727 ¡ãC)2020/5/6 9:38:19