AWWA standard for steel pipe flanges for waterworks service-sizes 4 in. through 144 in
American National Standards Institute., American Water Works Associationसाल:
1986
प्रकाशन:
American Water Works Association
भाषा:
english
पृष्ठ:
40
श्रृंखला:
AWWA C207
फ़ाइल:
PDF, 522 KB
IPFS:
,
english, 1986