scope:

This part of JIS K 6775 specifies the requirements for polyethylene electrofusion fittings intended to be used with polyethylene pipes and fittings for the supply of town gas and liquefied petroleum gas.

In addition, it specifies some general properties of the material from which these fittings are made.

This part of JIS K 6775 also specifies requirements for dimensions and performance of such fittings.

It is applicable to electrofusion fittings (hereafter referred to as "fittings") designed to be fusion-jointed topolyethylene pipes conforming to JIS K 6774 (hereafter referred to as "pipes"), and to spigot fittings conforming to JIS K 6775-2.

Remarks 1 For the use of the fittings, direct sunshine and fire shall be taken into consideration. Further, sufficient considerations shall be taken concerning fusion-jointing condition, fusion-jointing compatibility of fittings, etc.

2 The International Standard corresponding to this Standard is as follows.

In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/IEC Guide 21.

ISO 8085-3:2001 Polyethylene fittings for use with polyethylene pipes for the supply of gaseous fuels-Metric series-Specifications-Part 3: Electrofusion fittings (MOD)