Copper pipe spec selection

[aungkyawtun]

All,
You gents pls help me to give a guideline to find the referigerant copper tube spec selection for the offshore unit.S it ASTM B280 is OK???

 

[hollandhvac]

Yes, ASTM B280 Specification for Seamless Copper Tube for Air Conditioning and Refrigeration Field Service
Also: ASTM B88 type K,L or M (for K,L,M wall thinkness differs, you have to see as schedule size for steel pipe) hard drawn copper tube, cleaned and capped in accordance with ASTM B280, and marked "ACR", with ANSI B16.22 wrought copper or forged brass solder-type fittings.

Also see attachment and contact supplier(s)