Are gas fittings tightened clockwise or anti-clockwise?

clockwise
anti-clockwise
it depends on the gas
there is no standard
Some gas fittings use reverse threads to prevent dis­as­trous mis­con­nec­tion­s. For example, oxygen fittings are right-hand­ed, but acety­lene and other flammable gases use left­-hand­ed fit­tings.

Answers distribution

clockwise
anti-clockwise
it depends on the gas
there is no standard
answers
flagCroatia
9%
9%
81%
0%
11
flagItaly
21%
31%
42%
5%
19
flagNorway
5%
47%
31%
15%
19
flagthe United States
33%
31%
29%
5%
57
flagPoland
23%
39%
28%
8%
3886
flagGermany
10%
49%
27%
12%
65
flagRussia
9%
63%
27%
0%
11
flagIndia
36%
33%
23%
3%
30
flagthe Netherlands
17%
58%
23%
0%
17
flagthe United Kingdom
26%
42%
19%
11%
63
flagUnknown
35%
43%
12%
9%
130

Gender

men25%
women28%
clockwise
22%
25%
anti-clockwise
43%
35%
it depends on the gas
25%
29%
there is no standard
8%
9%

Details

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