Recommendations for tapping drill sizes for use with fluted taps
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Oil circuit-breakers, oil switches and oil isolating-switches, for alternating-current circuits. Three-phase oil circuit-breakers with breaking-capacity ratings up to 500 mva single phase oil circuit-breakers, oil switches, and oil isolating-switches
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Oil circuit-breakers for alternating current systems above 1 kV
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Specification for aluminium alloy sections for structural purposes
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Specification for mastic asphalt for building (natural rock asphalt aggregate)
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Specification for mastic asphalt for building (natural rock asphalt aggregate)
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Specification for mastic asphalt for roofing (natural rock asphalt aggregate)
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