Gate Valve With Extend Stem

Product design and scope

Design standard: GOST 5762-02

Length of structure: GOST 3706-93

Flange connecting end: GOST 33259-2015

Butt welding connecting end: GOST 33259-2015

Wall thickness: GOST 5762-02

Inspection and test: GOST 33257-15

Pressure and temperature rating: GOST 356

Product scope: DN50~DN1200, PN16~PN250

Main body material: 20L、25L、LCB、LCC、 20GL、20GML、20Cr5Mo、15CrMo、20CrMo、12Cr18Ni9Ti、12Cr18Ni10Ti、12Cr18Ni12Mo3Ti etc.

Drive device: handwheel, gearbox, electric, pneumatic, etc.