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.
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clockwise
anti-clockwise
it depends on the gas
there is no standard
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0%
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0%
17
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20%
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10%
25%
46%
15%
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10%
10
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28%
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28
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44%
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25
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40%
28%
4%
25
flagPoland
24%
41%
24%
8%
4516
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64%
23%
5%
17
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30%
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20%
15%
79