Mã số: ASTM B 280

SEAMLESS COPPER TUBE FOR AIR CONDITIONING AND REFRIGERATION FIELD

* CHEMICAL COMPOSITION

All tubing, manufactured from phosphorus deoxidized hight residual phosphorus complying with
UNS C12200.

* ASTM B 280
TABLE 1: Common Standard Dimensions and Weights, and Tolerances in Diameter and Wall
Thickness for Coil Lengths. (Just for reference only.)
 
A.The tolerances listed represent the maximum deviation at any point.
B. The average outside diameter of a tube is the everage of the maximum and the minimum outside diameters as determined at any one cross section of the tube

Copper tube for water, gas, sanitation, air conditioning, refrigeration, fire protection and general purposes.
TABLE 2: Common Standard Dimensions and Weights, and Tolerances in Diameter and Wall
Thickness for Coil Lengths. (Just for reference only.)

A: The average outside diameter of a tube is the average of the maximum and the minimum outside
diameters as determined at any one cross section of the tube.
B: The tolerances listed represent the maximum deviation at any point.