Page 64 - 2018_IPC

WATER SUPPLY AND DISTRIBUTION

605.12.1 Brazed joints. Joint surfaces shall be cleaned. 605.13.7 Push-fit joints. Push-fit joints shall conform to
An approved flux shall be applied where required. The ASSE 1061 and shall be installed in accordance with the
joint shall be brazed with a filler metal conforming to manufacturer’s instructions.
AWS A5.8. 605.14 CPVC plastic. Joints between CPVC plastic pipe and
605.12.2 Mechanical joints. Mechanical joints shall be fittings shall comply with Sections 605.14.1 through
installed in accordance with the manufacturer’s instruc- 605.14.4.
tions. 605.14.1 Mechanical joints. Mechanical joints shall be
605.12.3 Solder joints. Solder joints shall be made in installed in accordance with the manufacturer’s instruc-
accordance with ASTM B828. Cut tube ends shall be tions.
reamed to the full inside diameter of the tube end. Joint 605.14.2 Solvent cementing. Joint surfaces shall be clean
surfaces shall be cleaned. A flux conforming to ASTM and free from moisture. Joints shall be made in accordance
B813 shall be applied. The joint shall be soldered with a with the pipe manufacturer’s installation instructions.
solder conforming to ASTM B32. The joining of water Where such instructions require that a primer be used, the
supply piping shall be made with lead-free solder and primer shall be applied to the joint surfaces and a solvent
fluxes. “Lead free” shall mean a chemical composition cement orange in color and conforming to ASTM F493
equal to or less than 0.2-percent lead. shall be applied to the joint surfaces. Where such instruc-
605.12.4 Threaded joints. Threads shall conform to tions allow for a one-step solvent cement, yellow in color
ASME B1.20.1. Pipe-joint compound or tape shall be and conforming to ASTM F493, to be used, the joint sur-
applied on the male threads only. faces shall not require application of a primer before the
solvent cement is applied. The joint shall be made while
605.12.5 Welded joints. Joint surfaces shall be cleaned.
The joint shall be welded with an approved filler metal. the cement is wet and in accordance with ASTM D2846 or
ASTM F493. Solvent cemented joints shall be permitted
605.13 Copper tubing. Joints between copper or copper- above or below ground.
alloy tubing and fittings shall comply with Sections 605.13.1
through 605.13.7. 605.14.3 Threaded joints. Threads shall conform to
ASME B1.20.1. Where pipe is to be threaded, the pipe
605.13.1 Brazed joints. Joint surfaces shall be cleaned. shall have a wall thickness of not less than Schedule 80.
An approved flux shall be applied where required. The Pipe threads shall be made with dies specifically designed
joint shall be brazed with a filler metal conforming to for plastic pipe. The pressure rating of threaded pipe shall
AWS A5.8.
be reduced by 50 percent. Thread-by-socket molded fit-
605.13.2 Flared joints. Flared joints for water pipe shall tings shall be permitted. Approved thread lubricant or tape
be made by a tool designed for that operation. shall be applied on the male threads only.
605.13.3 Grooved and shouldered mechanical joints. 605.14.4 Push-fit joints. Push-fit joints shall conform to
Grooved and shouldered mechanical joints shall comply ASSE 1061 and shall be installed in accordance with the
with ASTM F1476, shall be made with an approved elas- manufacturer’s instructions.
tomeric seal and shall be installed in accordance with the 605.15 Chlorinated polyvinyl chloride/aluminum/chlori-
manufacturer’s instructions. Such joints shall be exposed nated polyvinyl chloride (CPVC/AL/CPVC) pipe and tub-
or concealed.
ing. Joints between CPVC/AL/CPVC plastic pipe or CPVC
605.13.4 Mechanical joints. Mechanical joints shall be fittings shall comply with Sections 605.15.1 and 605.15.2.
installed in accordance with the manufacturer’s instruc- 605.15.1 Mechanical joints. Mechanical joints shall be
tions.
installed in accordance with the manufacturer’s instruc-
605.13.5 Press-connect joints. Press-connect joints shall tions.
conform to one of the standards indicated in Table 605.5, 605.15.2 Solvent cementing. Joint surfaces shall be
and shall be installed in accordance with the manufac- clean and free from moisture, and an approved primer
turer’s instructions. Cut tube ends shall be reamed to the shall be applied. Solvent cement, orange in color and
full inside diameter of the tube end. Joint surfaces shall be conforming to ASTM F493, shall be applied to joint
cleaned. The tube shall be fully inserted into the press- surfaces. The joint shall be made while the cement is
connect fitting. Press-connect joints shall be pressed with
wet, and in accordance with ASTM D2846 or ASTM
a tool certified by the manufacturer.
F493. Solvent cement joints shall be permitted above or
605.13.6 Solder joints. Solder joints shall be made in below ground.
accordance with the methods of ASTM B828. Cut tube
Exception: A primer is not required where all of the
ends shall be reamed to the full inside diameter of the tube following conditions apply:
end. Joint surfaces shall be cleaned. A flux conforming to
ASTM B813 shall be applied. The joint shall be soldered 1. The solvent cement used is third-party certi-
with a solder conforming to ASTM B32. The joining of fied as conforming to ASTM F493.
water supply piping shall be made with lead-free solder 2. The solvent cement used is yellow in color.
and flux. “Lead free” shall mean a chemical composition 1
3. The solvent cement is used only for joining / -
2
equal to or less than 0.2-percent lead.
inch (12.7 mm) through 2-inch-diameter (51

2018 INTERNATIONAL PLUMBING CODE ® 47
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