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Round-hole perforated plate sample, 60 × 45 mm, Ø12.700 mm (1/2 in) holes on 17.462 mm (11/16 in) centres, thickness 4.762 mm (0.1875 in) as McNichols item 18126131 lists it

Round-hole perforated plate sample, 60 × 45 mm: Ø12.700 mm (1/2 in) holes on 17.462 mm (11/16 in) centres, 60° staggered (rows along the length), thickness 4.762 mm (0.1875 in) as McNichols item 18126131 lists it; 3 holes placed where the whole circle plus half a ligament fits inside the plate. Plate size and margin are Xem's choice

Exact dimensions. True size, no tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, CC BY 4.0 (credit "Xem Studio")

Dimensions

source / itemMcNichols item 18126131
hole diameter1/2 in
centers (pitch)11/16 in
pattern60° staggered (as printed)
open area % (printed)48
cross-check 90.69 × (d/c)² (computed, 60° stagger)48.0
gauge / thickness; material3/16 in plate .1875 in; stainless 304
holes per sq in (printed)2.44
bar width (printed)3/16 in
metric / inch conversion (computed)12.70 on 17.46
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From the full sheet

Perforated metal standard round-hole patterns: hole diameter × center pitch, 60° staggered, open area % and gauge (McNichols, Hendrick, EDCON) + 60 × 45 mm sample plates: every size, notes, mating features and sources. What are the standard round-hole perforated metal patterns: hole diameter, center-to-center spacing, open area and sheet gauge?

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