American Safety Tread Co. -Type 3311 Ribbed Abrasive Stair Nosing - Concrete Stairs

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Stair nosings shall be Type No.3311 as manufactured by American Safety Tread Company, Pelham, Alabama 35124. Telephone 1-800-245-4881. The base shall consist of heat treated extruded aluminum alloy 6063-T6.


Category: aluminum nosings | aluminum stair nosings | metal stair nosings...

MasterFormat: Metal Stair Treads and Nosings | Metal Stair Nosings



American Safety Tread Co.
P.O. Box 611
Helena, AL 35080
Tel: (800) 245-4881
Fax: (205) 663-9610

brad@americansafetytread.com

http://americansafetytread.com/

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Type 3311 Ribbed Abrasive Stair Nosing - Concrete Stairs

Stair nosings shall be Type No.3311 as manufactured by American Safety Tread Company, Pelham, Alabama 35124. Telephone 1-800-245-4881. The base shall consist of heat treated extruded aluminum alloy 6063-T6. The abrasive filler shall consist of a mixture of aluminum oxide and silicon carbide granules in an epoxy matrix locked into the extruded channels of the base. The abrasive ribs shall project a minimum of 1/16” above the extruded channels. Nosings shall terminate not more than 3″ from ends of steps for poured concrete stairs; for concrete filled steel pan stairs, nosings shall be full length of steps less 1/8″ clearance.


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Specifications

Quick Info
Type Number:3311
Description:For poured concrete or terrazzo stairs.
Width:1-7/8"
Lip:1/2"
Thickness:1/4"
Anchor Options:Full length, integrally extruded 5/8” anchor.