UL 860 CRD-2014
UL Standard for Safety Pipe Unions for Flammable and Combustible Fluids and Fire-Protection Service - Section / Paragraph Reference: 8 Subject: Pipe Ends – Thread Requirements (Edition 7: June 18@ 2001)

Standard No.

UL 860 CRD-2014

Release Date

2014

Published By

Underwriters Laboratories (UL)

Status

Be replaced

Replace By

UL 860-2016

Latest

UL 860-2016

Scope

General To assure compliance with these requirements in production@ the manufacturer shall provide the necessary production control@ inspection@ and tests. The program shall include at least the following: a) Unless other proven methods are employed to ensure freedom from leakage@ each union for services other than LP-Gas shall be subjected to an air pressure test of not less than 75 psi (0.52 MPa) and proved tight before shipment. Each union for LP-Gas service shall be subjected to an air pressure test of not less than 250 psi (1.72 MPa) and proved tight before shipment. Samples that show leakage shall be rejected. b) To ensure conformance to the Standard for Pipe Threads@ General Purpose (Inch) Revision and Redesignation of ASME/ANSI B2.1-1968@ ANSI/ASME B1.20.1-1983 or alternative national recognized pipe thread standard@ each manufacturer shall obtain and make use of a set of reference gauges for counterchecking the working gauges.

UL 860 CRD-2014 history

• 1970 UL 860-2016 UL Standard for Safety Pipe Unions for Flammable and Combustible Fluids and Fire-Protection Service
• 2014 UL 860 CRD-2014 UL Standard for Safety Pipe Unions for Flammable and Combustible Fluids and Fire-Protection Service - Section / Paragraph Reference: 8 Subject: Pipe Ends – Thread Requirements (Edition 7: June 18@ 2001)
• 2014 UL 860 BULLETIN-2014 UL Standard for Safety Pipe Unions for Flammable and Combustible Fluids and Fire-Protection Service (COMMENTS DUE: November 21@ 2014)
• 2014 UL 860-2014 UL Standard for Safety Pipe Unions for Flammable and Combustible Fluids and Fire-Protection Service (Eighth Edition; Reprint with revisions through and including October 18@ 2016)
• 2011 UL 860 BULLETIN-2011 UL Standard for Safety Pipe Unions for Flammable and Combustible Fluids and Fire-Protection Service (COMMENTS DUE: July 18@ 2011)
• 2001 UL 860-2001 UL Standard for Safety Pipe Unions for Flammable and Combustible Fluids and Fire-Protection Service Seventh Edition
• 1993 UL 860-1993 Pipe unions for flammable and combustible fluids and fire-protection service