[Mariner]

Finally someone with knowledge.

Yes, all US subs are steel and limited to a cruising depth of about 1500ft. Even the newest Seawolf.

The Soviets built subs...maybe some still operational...of Titanium which could cruise at 4000ft. The Alpha.

[lewislynn]

To: lewislynn
Subs are not made of steel.
Titanium alloy.

38 posted on 12/15/2007 7:32:46 PM PST by Mariner

Finally someone with knowledge.
Yes, all US subs are steel and limited to a cruising depth of about 1500ft. Even the newest Seawolf.

WTF?