包装

Stay Rod

SERVICE CONDITIONS

The Tubular Stay Rods and Turnbuckles shall be suitable for continuous use outdoors in tropical areas at humidities of up to 90%, average ambient temperature of +30ºC with a minimum of -10ºC and a maximum of +40ºC and heavy saline conditions along the coast. The level of galvanizing for all ferrous parts shall be suitable for these
conditions.

MATERIALS
The tubular turnbuckle (the tube portion of the adjustable rod) shall be manufactured from heavy gauge steel tube as specified in BS 1387 or equ standar.
The threads shall be to BS 3643, coarse pitch, tolerance class 7H/8g (free fit) or equ standar..
The screw-in stay anchor and the adjustable head shall be manufactured from Grade 43A steel as specified in BS 4360 or equ standar.
The thimble shall be manufactured from standard crescent shaped steel bar as used for thimbles to BS 464 or equ standar.

CONSTRUCTION
The tubular turnbuckle shall have hexagon head, solid forged on one end of tube. It shall provision for greasing.
 The stay anchor and the adjustable head shall have hexagon lock nuts of the same size as the hexagon head of the tubular turnbuckle.
The lower end of the stay anchor shall be forged square to fit square plate.
The square plate shall be 100mm by 100mm by 6mm in dimension, for securing the rod to a concrete stay block.
The stay adjustable head shall have a forged eye with a thimble suitable for the specified stay wire sizes.
The stay rod assembly shall be galvanized to ISO 1461.
The complete stay rod assembly shall have the minimum failing load as stated in  clause 4.4.

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