TY  - BOOK
ED  - American society for testing materials
TI  - A.S.T.M Specfications for steel piping materials
U1  - 621.17 
PY  - 1949///.
CY  - Philadelphia
PB  - American society for testing materials
KW  - MCE
N1  - 0; 0; 0; 621_170000000000000_AME
ER  -