cylinder procedure

Question 1

main types of cylinder construction are

Answer 1

welded (two halves around centre)
drawn steel (single skin no weld)
aluminium
composite (woven fabric jacket impregnated with resin)

Question 2

heated steel cylinder loses tensile strength at

Answer 2

300 degrees centigrade

Question 3

heated aluminium cylinder loses tensile strength at

Answer 3

200 -250 degrees centigrade

Question 4

initial hazard zone for any cylinder

Answer 4

200 meters

Question 5

crews within 25 m of heated cylinder should be rigged

Answer 5

Full PPE at all times