21/30410915 DC

This standard 21/30410915 DC BS ISO 27127. Thermoplastic multi-layer (non-vulcanized) hoses and hose assemblies for the transfer of liquid petroleum gas and liquefied natural gas. Specification is classified in these ICS categories:

• 75.200 Petroleum products and natural gas handling equipment
• 83.140.40 Hoses

This document specifies requirements for two types of thermoplastic multi-layer (non-vulcanized) transfer hoses and hose assemblies for carrying liquefied petroleum gas and liquefied natural gas. Each type is subdivided into two classes, one for onshore duties, and the other for offshore.

• Class A hose is for use onshore.

• Class B hose is for use offshore.

This document is applicable for hose sizes from 25 mm to 250 mm, working pressures from 10,5 bar to 25 bar and operating temperatures from −196 °C to +45 °C, according to class.