Abstract： ASME A112.18.6:2017 pdf download.Flexible water connectors. 4.2.1 Copper alloy components shall contain at least 56% copper. 4.2.2 Stainless steel components in contact with water shall be made from 300 or 400 series stainless steel.Ferrous...

ASME A112.18.6:2017 pdf download.Flexible water connectors.

4.2.1

Copper alloy components shall contain at least 56% copper.

4.2.2

Stainless steel components in contact with water shall be made from 300 or 400 series stainless steel.Ferrous

steel parts not in contact with water shall be protected by a coating that complies with Clause 4.3.

4.3 Coatings

Coatings shall be tested in accordance with and meet the requirements of Clause 5.2 ofASMEA112.18.1/CSA B125.1.

4.4 Connections

4.4.1 General

Connections shall comply with the performance requirements of this Standard (see Clause 5) and, asapplicable,

Clauses 4.4.2 to 4.4.7.

4.4.2 Pipe threads

NPT or NPTF threads shall comply with the L1 gauge requirements of ASME B1.20.1 or ASME B1.20.3using a tolerance

of  1 turn. Other pipe threads shall comply with ASME B1.20.1.

4.4.3 Hose end threads

Hose end threads shall

a)be compatible with hose end threads that comply with ASME B1.20.7; andb)comply with the requirements of this

Standard.

4.4.4 Fill valve threads

Fill valve threads shall comply with ASSE 1002/ASME A112.1002/CSA B125.12, except that fill valvethreads may be

Class 2B.

4.4.5 Solder connections

The length and diameter of the joint section of a solder joint end for connection to copper tube orcopper tube

fittings shall be as specified in ASME B16.18 or ASME B16.22.Flexible connectors forsoldering to the water

distribution system shall not contain soldered assemblies.

4.4.6 Flare connections

Flare connections shall

a)be compatible with flare connections that comply with ASME B16.26; and

b)comply with the requirements of this  Standard.

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