Product Overview
The BS Cast Iron Rubber‑Lined Weir Diaphragm Valve from Zhewu is a well‑engineered Diaphragm Valve manufactured to British standard specifications. This heavy‑duty Industrial Diaphragm Valve can also be supplied as a Sanitary Diaphragm Valve or ANSI Diaphragm Valve to satisfy multiple international standards. It features a compact body structure and flexible manual operation. The built‑in rubber lining delivers dependable sealing performance, making it perfectly suited for British‑standard industrial systems, including petrochemical facilities, marine projects and oversea engineering construction.
Main Material Specification
Valve Body
HT200
Lining
NR / EPDM / NBR, etc.
Diaphragm
NR / EPDM / NBR, etc.
Disc
HT200 / WCB / CF8, etc.
Stem
45# / 2Cr13 / 304, etc.
Handwheel
HT200
Stem Nut
QT450
Bolt
A3
Nut
A3
Available Nominal Diameter Range
DN20
DN25
DN32
DN40
DN50
DN65
DN80
DN100
DN125
DN150
DN200
Key Product Benefits
Compact weir‑…