JSA - JIS H 4631
Titanium and titanium alloys - Welded tubes for heat exchangers
|Publication Date:||22 October 2018|
|ICS Code (Titanium products):||77.150.50|
|ICS Code (Boilers and heat exchangers):||27.060.30|
|ICS Code (Titanium and titanium alloys):||77.120.50|
This Standard specifies the titanium and titanium alloy welded tubes having a circular cross-section, intended for the use in appliances where heat is exchanged between the inside and the outside of the tube wall (hereafter referred to as tubes).
NOTE The International Standard corresponding to this Standard and the symbol of degree of correspondence are as follows.
ISO 18762 : 2016 Tubes of titanium and titanium alloys - Welded tubes for condensers and heat exchangers - Technical delivery conditions( MOD)
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 21-1.