Xiamen Dervos Valves Industry Co., Ltd. [China]

Detailed Product Description

Non Rising Stem Gate Valve

Features

• Compact  structure  and  reasonable  design.  The valve has fine stiffness, with small flow resistance.
• Adopt  stainess  steel  and  hard alloy  for  sealing  surface, long service life.
• There is backseat structure in the valve, so the sealing is reliable.
• The  part materials and flange dimensions may be selected according to current working condition and   customers     requirement,    so    that    meet    the requirements of various engineering.
• Non rising stem design for special use.

Technical datas

Size:DN50-DN400

Pressure ratings:PN16-PN40

Tempreture:-110^oC~+660^oC

Design and manufacture:DIN 3352

Face to face dimensions:DIN 3202-F5,DIN 3202-F15,EN 558-1

End flange dimensions:DIN 2543(PN16),DN2544(PN25),DIN2545(PN40),EN1092-1

Pressure test:DIN3230,EN12266-1

Notes:The sizes of serial valve flange and butt-welding dimensions can be designed according to customer's requirrement.