329 | In-line spring check valve | DN8 / 1/4" | PN63 | Female thread | Acid-resistant stainless steel

Lead time if the product is out of stock (business days):

20
Description
Two-piece stainless steel disc check valve with spring, suitable for all positions. Applications include chemical and pharmaceutical industries, petrochemical, hydraulic systems, compressed air and water. Body and disc in acid-resistant stainless steel, PTFE gaskets filled with 15% glass fiber. ATEX compliant (Zones 1&21 and 2&22).

Technical Data
Connection: Female thread ISO 228-1
Temperature range: –20 °C … +200 °C
Nominal pressure: 63 bar
Steam: max 14 bar
Type: Spring-loaded disc, short pattern
Installation: All positions (respect flow direction arrow)
Technical specifications
Series 329
Product type In-line spring check valve
Nominal size (DN) 8
Connection size 1/4"
Pressure class PN63
Pipe connection Female thread
Thread standard ISO 228-1 G
Material (body) Acid-resistant stainless steel
Material (body, std) CF8M
Trim material AISI316
Sealing material RPTFE
Max. ambient temperature (°C) 200
Min. ambient temperature (°C) -20
Brand Sferaco
Flow-through factor (Kv, m3/h) 2.6