TCVN 4681-1989
Pipe cylindical threads
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TCVN 4681-1989
Standard No.
TCVN 4681-1989
Release Date
2008
Published By
VN-TCVN
Latest
TCVN 4681-1989
TCVN 4681-1989 history
2008
TCVN 4681-1989
Pipe cylindical threads
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