ISO 8448:1986

Pipework -- Double overlap flexible metal hoses (unpacked, limited tightness, circular or polygonal section, in protected carbon steel)

Specifies diameters of hoses and gives requirements to be verified in accordance with ISO 7658. Applies to uncoated hoses under low pressure with permissible leakage, at temperatures from -20 to +600 C. A figure illustrates the meaning of the text. Gives an example of designation. The table includes nominal sizes from DN 6 up to and including DN 500.

General information

  • Status :  Withdrawn
    Publication date : 1986-11
  • Edition : 1
  • :
    ISO/TC 5/SC 11
    Metal hoses and expansion joints
  • 23.040.70
    Hoses and hose assemblies

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information