BHMA A156-6:2015 pdf download.AMERICAN NATIONAL STANDARD FOR ARCHITECTURAL DOOR TRIM
3.1 Reference to other Standards ANSI Standards referenced in this Standard are available from the Builders Hardware Manufacturers Association, www .buildershardware.com, or American National Standards Institute www.ansi.org
3.2 Dimensions All dimensions are given in US units with approximate SI (metric) conversions. Where plus or minus tolerances are not given, values are permitted to be correspondingly reduced or exceeded at the option of the manufacturer within the functional limitations of the product.
3.3 Workmanship Products meeting this Standard shall be free of imperfections and defects affecting appearance, durability and service.
3.4 Materials Materials to be used are listed in the product category description. Experience has shown these will provide a serviceable product. Where brass is mentioned, reference is to mean yellow brass, red brass or 90% commercial bronze. Metal used shall be determined by the finish specified for the product.
3.5 Finish Finishes shall conform to the finish test values in this Standard for all applicable products.Appearance and test procedures shall conform to ANSI/BHMA A156.18-2012 for Materials and Finishes.All visible parts when the product is installed shall match subject to the limitations stated under the product category and to natural variations of those finishes falling into B or C categories. The finish of exposed screw and bolt heads shall be compatible with that of the product subject to these variations. Fasteners not exposed shall have a corrosion resistant finish.
3.6 Packaging All products together with necessary screws and other fasteners shall be wrapped or packaged individually unless otherwise specified by the manufacturer. The package shall be labeled or marked to clearly indicate contents.
7.4.1 Door pulls are available in a variety of sizes and designs. Make reference to an individual manufacturer's catalog.When no specific manufacturer's catalog number is specified, a TYPE J401 unornamented straight (see 7.3.8) pull made of 0.75 in. (19.1 mm) diameter solid bar stock with ends bent 90 degrees to form legs 5.5 in. (139.7 mm) minimum CTC and having a minimum finger clearance of 1.5 in.(38.1 mm) under the grip portion shall be the Standard Pull. This pull centered on a TYPE J301 plate (see6.4.1) in material, finish and size as specified shall be the Standard Pull Plate.
7.5 Performance Tests
7.5.1 Push/Pull Test A Unit shall withstand 200 lbf (890 N) midpoint between the outermost fasteners without breakage of the unit or fasteners under the following test conditions:
7.5.2 The test unit and fasteners provided with it shall be mounted according to the manufacturer's instructions on a hard wood block a minimum of 1 3/4 in. (44.5 mm) thick and having a length and width a minimum of 6 in. (152.4 mm) greater than the CTC dimensions of the unit's outermost fasteners. A 1 3/4 in.(44.5 mm) hollow-metal or solid-wood core door is permitted to be substituted for the oak block. (See Figure 6.)BHMA A156-6 pdf download.