Forged wafer ball valve

For projects specifying a forged valve body. Begin with the applicable standard, connection, pressure class, material grade and service conditions.

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SUNMING forged wafer ball valve marked 304, 20K and 40A

Forged wafer ball valve

The photographed valve is a JIS 20K sample marked 304 and 40A. The downloadable drawing is for a separate PN40, DN15–DN100 series. They are shown as two different references and must not be treated as one exact model.

For a quotation, identify the required standard and pressure system first, then confirm the matching model, drawing, dimensions and material designation.

Photo reference
JIS 20K
Sample size
40A
Sample marking
304
Operation
Hand lever
Drawing reference
PN40
Drawing size range
DN15–DN100

Thin-pattern ball valve

Thin-pattern ball valves (also known as wafer ball valves) have a short face-to-face length and are designed for piping systems with limited installation space, weight restrictions or narrow pipe spacing.

Core features and advantages

Extremely compact structure

Its face-to-face length is much shorter than that of a conventional flanged ball valve.

Lightweight and space-saving

Its compact size and low weight make installation easier in dense and complex piping systems.

Simple operation

It normally opens and closes with a 90-degree turn, provides low flow resistance and allows nearly unobstructed flow when fully open.

Easy maintenance

The simple construction makes disassembly and seal replacement convenient.

Applications

Thin-pattern ball valves are widely used in petroleum, chemical, metallurgy, pharmaceutical, paper, district heating and water treatment systems, especially in pipelines where installation space is limited.

SEPARATE DRAWING SERIES

Forged PN40 reference

One-page DN15–DN100 reference drawing. It is not the matching drawing for the photographed JIS 20K sample.

Forged wafer ball valvePN40 · FORGED WAFER BALL VALVE · DN15–DN100
Forged PN40 wafer ball valve technical drawing DN15 to DN100
Open PN40 PDF
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