valve pressure test repair

Design and Manufacture:GB,ANSI,GOST,DIN,BS,

分类： Uncategorized

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描述

描述

valve pressure test spark test standards and product installation repair and maintenance

Main parts and materials

Parts name

Material

Body,bonnet

Cast steel/cast iron

Stem

2Cr13/cast steel

Lining

Rubber/FEP(F46)/PCTFE(F3)/PTFE(F4)/FPA/Enamelled