.

Cast Steel Gate Valve

Categories: Gate Valve, Gate Valve By Material

Tags: Isolation Valve, OS&Y Valve

Description of Cast Steel Gate Valve:

ZECO cast steel gate valve chinais in controlled under the quality assurance system of production and manufacturing, has met all the international industry standards and user requirements documented procedures. These procedures and control including raw materials purchasing and validation, process control, assembly, testing and shipment, and all the necessary documents. ZECO quality guarantee system has been formed in ISO and API approved manual file. ZECO is ISO 9001 certified and licensed to the API to monogram API 6D product. Each valve is designed to verify compliance by functional and pressure testing. This results in a material test report documenting the chemical and mechanical properties for the pressure additional non-destructive examinations are also recorded and referenced to the valve serial number.

Features of Cast Steel Gate Valve:

  1. . This design allows you to open or close almost twice as fast and reduces manual operation;

  1. As one of china ball valve manufacturers, ZECO adopts CNC machine tools to process the valve stem sealing area, with good smoothness. The straightness of the valve stem is measured by special angle measuring instrument, ensuring the best sealing effect of the valve stem packing;

  1. According to the working conditions, stellited can be used as the material of the valve wedge sealing surface and valve seat ring sealing surface of ZECO cast steel gate valve to enhance the abrasion resistance and corrosion resistance of the sealing ring.

Material of Cast Steel Gate Valve:

No

Part

Material

1

Body

ASTM A216 WCB

2

Seat Ring

ASTM A105 + STL

3

Wedge

ASTM A216 WCB + STL

4

Stem

ASTM A276 410

5

Bonnet Gasket

Graphite + SS304

6

Bonnet Bolt

ASTM A193 B7

7

Bonnet Nut

ASTM A194 2H

8

Bonnet

ASTM A216 WCB

9

Backseat

ASTM A182 F6a

10

Stem Packing

Reinforced Graphite

11

Handwheel

KTH330-08

As a valve supplier, we will do our best to meet all the needs of customers.



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