Abstract： ASME A112.18.2:2020 pdf download.Plumbing waste fittings. a) ABS for fittings and mechanical joints: cell classification 20211 in ASTM D3965; b) ABS for tubes: cell classification 42222 in ASTM 03965; c) reinforced PP: cell classification P...

ASME A112.18.2:2020 pdf download.Plumbing waste fittings.

a) ABS for fittings and mechanical joints: cell classification 20211 in ASTM D3965;

b) ABS for tubes: cell classification 42222 in ASTM 03965;

c) reinforced PP: cell classification PP0105G20A33350 in ASTM 04101;

d) unreinforced PP:

i) cell classification PPO1IOB5S14O in ASTM 04101; or ii) cell classification 55230 or higher in Table B of ASTM

04101,

e) PVC: cell classification 12454 or 14333 in ASIM 01784; or

f) PBT: cell classification TPES 0113 in ASTM D5927.

4.1.4 Plastic pipe and pipe fittings

ABS or PVC used for manufacturing drain, waste, and vent (DWV) plastic pipe and pipe fittings shall comply with

one of the following Standards:

a) CAN/CSA-8181.1;

b) CAN/CSA-B181.2;

c) ASTM 02661;

d) ASTM 02665;

e) ASTM F628; or

f) ASTM F891.

4.1.5 Copper alloys

Copper alloys shall have a minimum copper content of 56% by weight.

4.1.6 Cast iron

Cast iron shall be of class 25, as specified in ASTM A48/A48M.

4.1.7 Ductile iron

Ductile iron shall be Grade 60-40-18 or Grade 60-45-12, as specified in ASTM A536.

4.1.8 Stainless steel

Stainless steel alloys shall be of the 300 or 400 Series.

4.1.9 Elastomeric fittings

4.1.9.1 Elastomers

Elastomeric waste fittings shall comply with the material requirements of CSA B602.

4.1.9.2 Elastomeric tubular parts

The wall thickness of elastomeric tubular parts shall be at least 2.0 mm (0.079 in).

4.2 Installation

4.2.1 Connection to waste system

Waste fittings shall be provided with a means to connect to a type of trap or waste system in common use.

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