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Grinnell - Model A523 - Cable Circuit ...

Grinnell - Model A523 -Cable Circuit Piping

FromITT Grinnell

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Specification A523 covers Seamless and Electric Resistance Welded steel pipe used as conduit for the installation of high-pressure pipe-type electrical cables. Suitable for welding and for forming operations Involving flaring, belling and bending. Size Range: NPS 4-12.

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Testing Requirements
Hydrostatic Testing

Hydrostatic inspection test pressures are specified. Hgdrostatlc pressure to be maintained for not less than 5 seconds.

Mechanical Tests

Tensile Test - longitudinal
Weld Tensile-transverse
Flattening Test - seamless and E RW

Number of Tests

Tensile - one length from each lot of 500 or less

Flattening

Seamless - one length from each lot of 500 or less
ERW - Single lengths - crop ends from each length
Multiple lengths - crop ends from each length plus 2 intermediate rings