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ASTM B640-12a + Redline

ASTM B640-12a + Redline

Standard Specification for Welded Copper Tube for Air Conditioning and Refrigeration Service

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1.1 ,This specification establishes the requirements for welded copper tube for air conditioning and refrigeration service for use in connections, repairs, and alterations. The tube shall be made from one of the following coppers:

Copper UNS No.

Previously Used Designation

Type of Copper

 ,

 ,

 ,

C10100

OFE

Oxygen-free electronic

C10200

OF

Oxygen-free without-residual oxidants

C12000

DLP

Phosphorus-deoxidized, low-residual phosphorus

C12200

DHP

Phosphorus-deoxidized, high-residual phosphorus

 ,


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