AWWA standard for steel pipe flanges for waterworks service-sizes 4 in. through 144 in
American National Standards Institute., American Water Works Associationİl:
1986
Nəşriyyat:
American Water Works Association
Dil:
english
Səhifələr:
40
Seriyalar:
AWWA C207
Fayl:
PDF, 522 KB
IPFS:
,
english, 1986