Submarine Cargo Ships and Tankers 353 
Table 3 
EHP Values for Submarines with Circular Cross Section 
(based on A.T.T.C. 1947 line + 0.0004) 
EHP (for displacement in tons)* 
ht 25,000 50,000 75,000 100,000 | 125,000 | —_ 150,000 
= 0.60 
1,194 1,870 2,407 2,885 3,335 3,748 
8,960 14,000 18,120 21,700 25,080 28,180 
29,040 45,500 58,920 70,530 81,480 91,540 
67,400 105,100 135,900 163,500 188,900 212,200 
128,800 201,800 261,500 312,200 360,500 407 ,300 
220,100 342,800 443 ,200 533,246 615,800 691,600 
1,236 1,920 2,498 2,985 3,450 3,865 
9,260 14,430 18,750 22,400 26,000 29,130 
30,200 47,000 61,000 73,300 85,000 95,120 
69,800 109,000 141,500 169,000 196,000 219,500 
134,000 208,700 271,000 325,000 377,000 422,000 
227,600 356,500 462,000 552,000 640,500 717,000 
* Figures below lines require DHP of more than 200,000. 
