WPI-g-00027538% confidence
A537 CL1 Boiler Steel Plate.
Construction paper grade. Permanent ID WPI-g-000275 — verified, source-traced, free.
01
Canonical specification
Basis weight
—
Fiber source
—
construction
Paper type
construction
Confidence
38%
source: wpi
WPI ID
WPI-g-000275
Slug
a537-cl1-boiler-steel-plate
Last updated
2026-04-18
GSM range
—
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