.

3 Inch Gate Valve

Description of 3 Inch Gate Valve:

ZECO 3 inch stainless steel gate valveand 2 flanged gate valveis mainly used for fully open or fully closed switching valves. They are usually not used for throttling purposes, but for slurries, viscous fluids, etc. Gate valves feature a removable wedge that moves with the stem nut. The wedge moves perpendicular to the direction of flow. Gate valves usually have a minimum pressure drop when fully open, provide tight shut-off when fully closed, and remain relatively free of contamination buildup.

Features of 3 Inch Gate Valve:

  1. ZECO logowon't because of urgent orders, and ignore the production technological process, ZECO each production line workers, any steps based on by technology department common processes for production and technology department, at the same time, the engineer of the quality department is on the basis of international standards for production of every step for testing to ensure that products are qualified;
  2. international standard valveis forged and designed to reduce wear during switching and to prevent wear of the valve body and seal rings during flow;

Material of 3 Inch Gate Valve:

No

Part

Material

1

Body

ASTM A216 WCB

2

Seat Ring

ASTM A105 + 13Cr

3

Wedge

ASTM A216 WCB + 13Cr

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

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