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PZ43/73 Knife Gate Valve

Zhejiang Lianggao Valve Co., Ltd.

PZ43/73 Knife Gate Valve
Product image: Zhejiang Lianggao Valve Co., Ltd.

Product overview

Rising-stem knife-gate range with soft and hard sealing alternatives.

Lianggao presents PZ43/73 as a general knife-gate selection and describes the PZ43 version as a rising-stem, unidirectional design. The page separates soft-seat and hard-seat material schedules, with ceramic inserts available in the range. It associates soft sealing with pulp, mud and water service, while the hard-seat description covers dust and slag duties.

Knife Gate Valve category

Published specifications

Series
PZ43/73
Published size range
DN50–1000
Sealing choices
Soft or hard seal; ceramic insert option
Soft-seat pressure entries
1.0 MPa; 150 LB

Selection points

Supplier & product source

Zhejiang Lianggao Valve Co., Ltd. · Wenzhou, Zhejiang

View the supplier’s original product page

Source reviewed: 2026-11-07. This directory summary organises the supplier’s published product information.

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