QF 13-pounder 9 cwt
Performance
The following table compares the gun's performance with the other British World War I anti-aircraft guns:-

QF 13-pounder 9 cwt

Section Title: Performance
Table Section Text: The following table compares the gun's performance with the other British World War I anti-aircraft guns:-

Gun	muzzle velocity (ft/s)	Shell (lb)	Time to 5,000 ft (1,500 m) at 25° (seconds)	Time to 10,000 ft (3,000 m) at 40° (seconds)	Time to 15,000 ft (4,600 m) at 55° (seconds)	Max. height (ft)

QF 13 pounder Mk III	1600	12.5	?	?	?	17,000

QF 13 pounder 9 cwt	1990	12.5	10.1	15.5	22.1	19,000

QF 12 pdr 12 cwt	2200	12.5	9.1	14.1	19.1	20,000

QF 3 inch 20 cwt 1914	2500	12.5	8.3	12.6	16.3	23,500

QF 3 inch 20 cwt 1916	2000	16	9.2	13.7	18.8	22,000

QF 4 inch Mk V WWI	2350	31 (3 c.r.h.)	4.4??	9.6	12.3	28,750

QF 4 inch Mk V WWII	2350	31 (4.38/6 c.r.h.)	?	?	?	31,000

Sentence(s)

The shell of QF 13-pounder 9 cwt took 10.1 seconds to reach 5,000 ft (1,500 m) fired at 25°, 15.5 seconds to reach 10,000 ft (3,000 m) at 40° and 22.1 seconds to reach 15,000 ft (4,600 m) at 55°.

final_sentence: The shell of QF 13-pounder 9 cwt took 10.1 seconds to reach 5,000 ft (1,500 m) fired at 25°, 15.5 seconds to reach 10,000 ft (3,000 m) at 40° and 22.1 seconds to reach 15,000 ft (4,600 m) at 55°.