Specification for fabricated pvc fitting for potable water supplies : part - 12 : specific requirements for 22.5 bends
Specification for fabricated pvc fitting for potable water supplies : part - 12 : specific requirements for 22.5 bends
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- New Delhi BIS 1982
- 7 p.
- ISI 10124 : part - 12 : 1982 .
BISI 10124 : part - 12 : 1982
BISI 10124 : part - 12 : 1982