Motorized water seal butt weld gate valve

Model: Z944H

Item specifics

Pressure:: 1.6MPa~10.0MPa, 1.6MPa~10.0MPa

Material:: WCB, 25#

Temperature of Media:: High Temperature

Port Size:: DN50-DN600

Medium:: Water, Steam, Oil, non-corrosive air, etc

Review

Description

Parameters

Z944H Motorized water seal butt weld gate valve

Structure and performance characteristics of Z944H Motorized water seal butt weld gate valve

1 Structure: valve bonnet packing gland has water circulation seal structure, when the input water pressure is 0.6 ~ 10.0MPa. Make system & atmosphere isolated, to ensure the system with good air tightness.
2 Connection form: socket welding, flange and butt-weld.
3 Actuator: manual and electric.
4 DS / Z-type series has double-gate two-way elastic seal, opening and closing are flexible and quickly, sealing is reliable;
5 Product structure is simple, compact and reasonable, easy to maintain, service life is long.
6 Must be fully open or fully closed in pipeline as an on-off device, shall not be used to adjust the flow.

Applicable Medium and Temperature of Z944H Motorized water seal butt weld gate valve

Material	Applicable Temp.	Applicable Medium
Carbon steel	≤400℃	water, steam, oil and other non-corrosive air
Alloy steel	≤550℃	water, steam, oil and other non-corrosive air

Test Pressure of Z944H Motorized water seal butt weld gate valve

Test pressure	Nominal Pressure (MPa)
Test pressure	1.0	1.6	2.5	4.0	6.4	10.0
Shell test	1.5	2.4	3.8	6.0	9.6	15.0
Seal test	1.1	1.8	2.8	4.4	7.0	11.0
Back seal test	1.1	1.8	2.8	4.4	7.0	11.0

Material of Z944H Motorized water seal butt weld gate valve

Product type	Body, Bonnet, Yoke	Stem	Wedge, Disc Sealing surface	Seat sealing surface	Stem nut	Packing
Carbon steel	WCB 25	1Crl3 or 2Crl3	Cr13 Stainless steel or hard alloy	Stainless steel	Al-bronze	Flexible graphite
Alloy steel	WC6 Cr5M01	38CrMoAlA 20CrlM01VA	cobalt-base alloys	Hard alloy	Al-bronze	Flexible graphite