The Chicago Plumbing Code

Table § 18-29-605.5

Water Distribution Pipe

Material

Standard

Brass pipe

ASTM B 43

Chlorinated Polyvinyl Chloride (CPVC) plastic pipe and tubing a

ASTM D 2846; ASTM F 441; ASTM F 442; CSA B 137.6

Polypropylene (PP) plastic pipe and tubing a

ASTM F 1412

PVDF plastic pipe and tubing a

ASTM F 1412

Copper or copper-alloy pipe

ASTM B 42; ASTM B 302

Copper or copper-alloy tubing (Type K, L, or M)

ASTM B 74; ASTM B 88; ASTM B 251; ASTM B 447

Galvanized steel pipe

ASTM A 53

a) For secondary water used in process applications only.