Resilient Gate Valve with Trick Lock

Resilient Gate Valve with Trick Lock

Basic information
Basic information
This valve is independently developed by our company and used as the anti-theft resilient gate valve.
Features
Features
1. No special operation tools needed, timely repair;
2. When the lock state is idle, it can avoid the damage of the lock position caused by the operator's forced opening;
3. Use 3-digit password encryption, security, and confidentiality;
4. Even if the security head is damaged, the opening and closing of the lock can be guaranteed.
Principle
Principle
This valve adopts the principle of password lock and uses a 3-digit digital password. When the password is correct, the hand-wheel rotation can cooperate with the stem and drive the brake nut upward. When the password is wrong, the hand wheel is idling and cannot be combined with the stem.
Installation and Commissioning
Installation and Commissioning
When leaving the factory, the project leader shall set the password for opening. The one-to-one archive system is adopted. If the password is forgotten, the project leader can get the password at the first time by calling the company or making inquiries online. For specific use, please consult ZhengFeng Valve Group.

Part

Material

Standard

Body

Ductile Iron

EN 1563/DIN 1693

Bonnet

Ductile Iron

EN 1563/DIN 1693

Stem

Stainless Steel 431

EN10088-1/ASTM A959

Wedge

Ductile Iron + EPDM / NBR

EN 1563/ISO 4633

Nut

CuZn39Pb1 / C37000

EN12167/ASTM B135

Locking device

Stainless Steel 431

EN10088-1/ASTM A959

For the materials options not listed, consult factory.

ZhengFeng manufactures valves in more than 50 different alloys.

Product scope, Standards & Materials
Size Range: 2"~12"
Pressure Rating: 10bar ~ 25bar
Face to Face Dimensions: AMSE B16.10, EN558-1
Flange End Dimension: AMSE B16.1/16.42, AS4087, EN1092-2
Coating: Fusion Bonded Epoxy Coating
Inspection and Test: ISO 5208 / EN 12226-2

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