SLS : 659 : part 1 : 1993 : Specification for unplasticized polyvinyl chloride pipe joints and fittings for potable cold water supplies : part 1 - socket fittings for solvent welding (1st revision)
- Colombo SRI LANKA STANDARDS INSTITUTION 1993
- 25p.
STD2855
SLS 659 : Part 1 : 1993
a621.643:678.743.22:696.122
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
621.643:678.743.11:696.122
STD2855
SLS 659 : Part 1 : 1993
a621.643:678.743.22:696.122
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
621.643:678.743.11:696.122