The Chicago Plumbing Code

Table § 18-29-605.6

Pipe Fittings

Material

Standard

Cast iron

ASME B 16.4; ASME B 16.12

Polypropylene (PP) plastic pipe and tubing a

ASTM F 1412

PVDF plastic pipe and tubing a

ASTM F 1412

Chlorinated polyvinyl chloride (CPVC) plastic a

ASTM F 437; ASTM F 438; ASTM F 439

Copper or copper alloy

ASME B 16.15; ASME B 16.18; ASME B 16.22; ASME B 16.23; ASME B 16.26; ASME B 16.29; ASME B 16.32

Gray iron and ductile iron

AWWA C 110; AWWA C 153

Malleable iron

ASME B 16.3

Steel

ASME B 16.9; ASME B 16.11; ASME B 16.28

a) For secondary water used in process applications only.