Канал: Tianjin Davan Flowtek Co.,Ltd (Valve manufacturer)

Davan flowtek, Ball valve and steel valve workshop

Davan flowtek, Ball valve and steel valve workshop

DN150 GATE VALVE SEALING TEST

DN150 GATE VALVE SEALING TEST

DN150 GATE VALVE BODY TEST

DN150 GATE VALVE BODY TEST

Body pressure test for DN300 check valve, in PN24 pressure. #checkvalve #valve

Body pressure test for DN300 check valve, in PN24 pressure. #checkvalve #valve

Sealing test for check valve in PN17.6 #checkvalve #valve

Sealing test for check valve in PN17.6 #checkvalve #valve

DN500 butterfly valve body test

DN500 butterfly valve body test

DN500 butterfly valve sealing test

DN500 butterfly valve sealing test

Happy Chinese New Year!

Happy Chinese New Year!

The DN800 plunger valve is under testing for sealing, Davan Flowtek

The DN800 plunger valve is under testing for sealing, Davan Flowtek

The DN800 plunger valve is under testing for body

The DN800 plunger valve is under testing for body

sealing test for gate valve, Davan Flowtek Brand, DF

body test for gate valve, Davan Flowtek Brand, DF

body test for DN450 gate valve, PN25

body test for DN450 gate valve, PN25

sealing test for DN450 gate valve, PN25

sealing test for DN450 gate valve, PN25

Davan Flowtek, the valve manufacturer in Tianjin China

Davan Flowtek, the valve manufacturer in Tianjin China

How to assemble the butterfly valve in size dn200 and 250

How to assemble the butterfly valve in size dn200 and 250

how to assemble the butterfly valve stem

how to assemble the butterfly valve stem

how to assemble the butterfly valve in size dn100 and 150

how to assemble the butterfly valve in size dn100 and 150

How to use the pneumatic and hydraulic actuator? This is the guider for all users

How to use the pneumatic and hydraulic actuator? This is the guider for all users

how to assemble the butterfly valve in size dn50 and 80

how to assemble the butterfly valve in size dn50 and 80

How to open and close a DN700 ball valve by pneumatic and hydraulic actuator

How to open and close a DN700 ball valve by pneumatic and hydraulic actuator

DN700 BALL VALVE ASSEMBLING

DN700 BALL VALVE ASSEMBLING

BODY TEST

BODY TEST

SEALING TEST

SEALING TEST

DN500 high pressure ball valve test, body test

DN500 high pressure ball valve test, body test

DN500 high pressure ball valve test, sealing test

DN500 high pressure ball valve test, sealing test

Open and close direction for rubber sealing gate valve

Open and close direction for rubber sealing gate valve

Cast iron gate valve is under pressure testing by Davan Flowtek

Cast iron gate valve is under pressure testing by Davan Flowtek

Pressure testing of single orifice air valve

Pressure testing of single orifice air valve

Pressure testing of double orifice air valve

Pressure testing of double orifice air valve

Body testing for DN400 gate valve

Body testing for DN400 gate valve

Sealing test for DN400 gate valve

Sealing test for DN400 gate valve

Sealing test, 2.75MPA

Sealing test, 2.75MPA

Metal seat gate valve, body sealing test, 3.75MPA

Metal seat gate valve, body sealing test, 3.75MPA

DN150 GATE VALVE TESTING

DN150 GATE VALVE TESTING

DN500 gate valve testing

DN500 gate valve testing

DN800 BUTTERFLY VALVE PRESSURE TESTING

DN800 BUTTERFLY VALVE PRESSURE TESTING

Body seat producing process of double eccentric butterfly valve|Davan Flowtek butterfly valve

Body seat producing process of double eccentric butterfly valve|Davan Flowtek butterfly valve

DN1400 double flange butterfly valve|Ductile iron body in PN16|Davan Flowtek

DN1400 double flange butterfly valve|Ductile iron body in PN16|Davan Flowtek

PN25 double eccentric butterfly valve|Pressure testing live show|By Davan Flowtek

PN25 double eccentric butterfly valve|Pressure testing live show|By Davan Flowtek

Body sealing testing

Body sealing testing

Butterfly valve body shell testing

Butterfly valve body shell testing

Butterfly valve with electric actuator|IMC China local famous brand|Produced by Davan Flowtek

Electric actuator testing with butterfly valve

Electric actuator testing with butterfly valve

Valve loading works in Tianjin Port, Xingang, China

Valve loading works in Tianjin Port, Xingang, China

DN500 butterfly valve testing

DN500 butterfly valve testing

hydraulic operation penstock

hydraulic operation penstock

BS5163 resilient seat gate valve, big size in DN1000

BS5163 resilient seat gate valve, big size in DN1000

ptfe seated butterfly valve

ptfe seated butterfly valve

Rubber wedge coating process of resilisent seat gate valve

Rubber wedge coating process of resilisent seat gate valve

What is the real inside structure of resilient seat gate valve?

What is the real inside structure of resilient seat gate valve?

dn1800 pn16 double eccentric butterfly valve by Davan Flowtek

dn1800 pn16 double eccentric butterfly valve by Davan Flowtek

Static Balance Valve and Dynamic Balance Valve Testing

Static Balance Valve and Dynamic Balance Valve Testing

Company introduction for davan flowtek, valve manufacturer in Tianjin China.

Company introduction for davan flowtek, valve manufacturer in Tianjin China.

wedge vulcanization of gate valve

wedge vulcanization of gate valve

Gate valve with small torque

Gate valve with small torque

double orifice air release valve testing

double orifice air release valve testing