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why not use hot-rolled steel doors
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Answer
What types of steel are used in commercial steel doors?
Resolution:
The three most common steel types are cold rolled steel, galvannealed steel, and galvanized steel. Cold Rolled Steel (CRS) is suitable for most interior applications, is uncoated steel a...:
Is there a test to determine if a door or frame is galvannealed (galvanized) steel or cold rolled steel?
Resolution:
A simple field test can determine if a door or frame is galvanized or cold rolled steel, however this test will not determine if the steel is A60, A40 or G90. The Tech Tip can be viewed here.:
What is thermal bow?
Resolution:
Thermal Bow is a temporary condition which occurs in metal doors mainly due to the temperature differential from one side of the door to the other. This may occur in exterior doors when direct sun ...:
HOT-ROLLED STEEL
Resolution:
HRS:
What are door levels and models?
Resolution:
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...:
What is the Falcon SZ-Series Door?
Resolution:
Falcon SZ Series Door is the economy Steelcraft commercial grade door recommended light commercial applications when architectural specification are not needed. Options: The SZ-Series door is...:
What is an STC rating?
Resolution:
STC stands for Sound Transmission Class. An STC (Sound Transmission Class) is a single number rating system derived from measured values of sound transmission loss in accordance with ASTM E90...:
What is GrainTech?
Resolution:
GrainTech® is a Steelcraft door option which provides a wood grained pattern which is embossed into both face sheets of the door. GrainTech doors are factory stained and top coated with a cle...:
Are steel stiffeners required in all door constructions?
Resolution:
No, steel stiffeners are not required in Hollow Metal doors, they are one of many optional core available.Per ANSI/SDI A250.8 and ANSI/HMMA 867, core construction are optional offeri...: