Strong-25 Heavy Duty Hand Cutting Torch covering a range of metal thickness up to 250mm (10”). The below numerical values are all approximations.
 

Size	Orifice (φmm)	Thickness to be cut (mm)	Cutting Speed (mm/min.)	Pressure (kgf/cm2)
				Oxygen	Gas
00	0.8	3～5	700～660	2.0	0.2
0	1.0	5-10	660～550	2.0	0.2
1	1.2	10-20	550～490	3.0	0.3
2	1.4	15-30	490～400	3.0	0.3
3	1.6	25-50	400～350	3.0	0.3
4	1.9	40-80	350～320	4.0	0.4
5	2.3	60-150	320～200	4.0	0.4
6	2.7	120-200	200～150	4.0	0.4
7	3.0	150-250	150～80	5.0	0.5
8	3.4	200-300	80～45	5.0	0.5