Flange Butterfly valve

D341X Manual Flanged Butterfly Valve

Purpose

This product is used for water supply and drainage system in tap water ,sewage, Building, chemicals Industries ,usually used as an open-close equipment .

Features

Center Line structure ,strictly sealing ,long durable and lifetime .

Executive Standard

GB/T 9113.1

API 609 Category A

BS EN593/BS5155

Performance parameters

Nominal diameter:2"-80"/DN50-DN2000

Working pressure:10Bar/16Bar/25Bar

Face-to-face: API 609 Table 1/ISO 5752 Series 20/BS 5155

Flange accommodation: ANSI B16.1 Class125/150

EN1092-2 PN6/10/16/25

Top Flange:ISO5211

Tightness Inspection: API 598/ISO 5208,/EN12226-2

Main part material

Body: Ductile Iron ,Cast steel

Disc: Ductile Iron ,Cast steel

Stem: Stainless Steel

Sealing ring: NBR/EPDM/Fluorine Rubber

Packing: Flexible Graphite/PTFE