minimum steel thickness

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Gage: Prior to 1970, sheet steel thickness was referred to by the term "gage". ASTM and ANSI currently do not list gage numbers in their standards. Like many generic terms, gage (or gauge) is ingra...
The term "gage" and Gauge" are used interchangeably.
The minimum door thickness that the AD or CO series lock will mount on is 1 3/8".  Be advised that this will require additional spacers to be ordered separately to allow the lock to mount...
When factory installed on GrainTech® doors: Finish Stain - YES, top caps, bottom caps and astragals are stained (prior to attachment) to match the GrainTech® door finish. GrainTech® Steel - NO, t...
Hardware falling off a door is caused by one or all of the following issues: Field abuse Improper internal reinforcements in the door Improper field preparation The top or bottom rod case can...
1 3/4" is the standard door thickness. Steelcraft only makes a nominal 1 3/4" thick door. A 1 3/8" was made for light duty commercial applications but that product was discontinued in 1999.
Steel Thickness, Gauge, Thickness
Gage and gauge are interchangeable terms. Gage is an archaic numeric value used to define a range of thickness of material.  Gage is no longer used in ANSI standards and has been replaced with ...
Levels and Models (covered in ANSI A250.8 (SDI 100) "Recommended Specifications for Standard Steel Doors and Frames") are SDI term aid in the selection and specification pr...