BIS CERTIFICATION FOR SELF-CLOSING TAPS FOR WATER SUPPLY PURPOSES IS 1711

GET BIS CERTIFICATION FOR SELF-CLOSING TAPS FOR WATER SUPPLY PURPOSES IS 1711:1984

A self-closing tap is a draw-off tap which
remains in the open position so long as a lever handle is kept pressed up,
down or sideways, or a pushbutton is kept pressed in, and closes by itself
or when the button or the lever handle is released; the self-closing taps
may incorporate a device which closes the tap even without the release
of the button or the handle after a fixed quantity is discharged.

BIS is a statutory institution established under the Bureau of Indian Standards Act,1986  to promote harmonious development of the activities of standardization, marking and quality certification of goods and attending to connected matters in the country.

Self-closing taps for water supply purposes product has been specified in   IS 1711:1984 by Bureau of Indian Standards.

SCOPE :

This standard lays down requirements for self-closing taps with or without stuffing box.

REFERENCES :

IS 2 :1960 Rules for rounding off numerical values

IS 210 :1978 Specification for grey iron castings

IS 280 :1978 Specification for mild steel wire for general engineering purposes

IS 292 :1983 Specification for leaded brass ingots and castings

IS 318 :1981 Specification for leaded tin bronze ingots and castings

IS 410 :1977 Specification for cold rolled brass sheet, strip and foil

IS 554 :1975 Dimensions for pipe threads where pressure tight joints are required on the threads

IS 2108 :1977 Specification for blackheart malleable iron castings

IS 4346 :1982 Specification for washers for use with fittings for water services

IS 4454 : Part 3 :1975 Specification for steel wires for cold formed springs: Part 3 Oil hardened and tempered spring steel wires - Alloyed

IS 7608 :1975 Specification for phosphor bronze wires (for general engineering purposes)

TESTING PARAMETERS :

·       When the tap is assembled complete with its component parts, it
shall withstand an internally applied hydraulic pressure of 2 MPa for a
minimum period of 2 minutes without leakage or sweating.

·       In the open position of the tap, the flow of water at the outlet end
shall be steady and uniform, and when the handle or pushbutton is
released, the flow shall cease completely without dripping.

·       Endurance Test - When the tap is subjected to 50 000 operations
of actuating the handle or pushbutton from its normal shut position to
the full open position and releasing it, it shall not show any leakage or
failure of the spring or other working parts.

·       Body and Gland

·       Valve and Spindle

·       Screw Threads

·       Washers

BIS CERTIFICATION IN INDIA

It is always better to consult with experience team such as ERCS Pvt. Ltd. for smooth certification process.

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