Specification :
Feature: Stem with bellow seal,Two-ply bellow seal,Secondary sealing,gland packing,Lubricating nipple,Position indicator ,None-rising handwheel ,Non-rotation lock of stem,Protective cover of stem;
Application: Industry, power system, flue gas purification plant, gas supply, vapour facilities, vacuum facilities, hot water, heating technology, thermal oil applications, shipbuilding, etc.
Medium: natural gas, steam, hot water, thermal oil, process water, etc.
Material : GP240GH (1.0619/GS-C25),G-X6CrNi18.9(1.4308),G-X6CrNiMo18.10 (1.4408) ,
Nominal diameter: DN15-DN400;
Nominal pressure: PN16,PN25,PN40;
Design&manufacture standard conforms to EN 13709;
Face to face standard conforms to EN 558-1;
Flange standard conforms to EN 1092-1;
Test conforms to EN 12266.