Reference Source

Acetylene

For Acetylene, classification system is NEC 500 (North America); apparatus / gas group is A; ignition temperature (c) is 305; ignition temperature (f) is 581, recorded from its source on 2026-08-06.

Substance
Acetylene verified
Classification system
NEC 500 (North America) our reading
Apparatus / gas group
A verified
Ignition temperature (C)
305 verified
Ignition temperature (F)
581 verified
Sourceldpi-inc.com
Verified2026-08-06
Review by2028-08-05
DatasetGas group, temperature class and autoignition temperature by substance

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

Acetylene | A | 305 | 581 | 6,000 PSI | IIC

ldpi-inc.com, retrieved 2026-08-06

Source

Last verified against source: 2026-08-06. Due for re-check by 2028-08-05. This page as Markdown · OKF bundle · full dataset as JSON.