Investigation of Performance Characteristics for Sanitary Plumbing FixturesU.S. National Bureau of Standards, 1970 - 68 pages |
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Page 5
... gages graduated to 0.001 in . 2. A loading device for applying a 300 - lb test load without shock to the center of the tub bottom . NOTE : Either calibrated weights or a suitable mechanical or hydraulic load applicator may be used . 3 ...
... gages graduated to 0.001 in . 2. A loading device for applying a 300 - lb test load without shock to the center of the tub bottom . NOTE : Either calibrated weights or a suitable mechanical or hydraulic load applicator may be used . 3 ...
Page 6
... gage bear on the tub must be flat and smooth so that a small lateral movement of the tub will not change the gage reading by more than 0.001 in . These bearing areas can be prepared either by grinding the under surface or by rigidly ...
... gage bear on the tub must be flat and smooth so that a small lateral movement of the tub will not change the gage reading by more than 0.001 in . These bearing areas can be prepared either by grinding the under surface or by rigidly ...
Page 7
... gages rather than one . The length of time for the applied load to re- main on the bathtub was increased to 5 min . to coincide more nearly with service use . d . Comments on Performance Requirements ( 1 ) Suggested Format for a ...
... gages rather than one . The length of time for the applied load to re- main on the bathtub was increased to 5 min . to coincide more nearly with service use . d . Comments on Performance Requirements ( 1 ) Suggested Format for a ...
Page 12
... gage shall have thin rubber pads mounted on its feet and shall have sufficient stiffness and weight to prevent movement of the tripod during test . The hanger for the loading weight shall weigh 0.5 0.1 lb , and the test load weight ...
... gage shall have thin rubber pads mounted on its feet and shall have sufficient stiffness and weight to prevent movement of the tripod during test . The hanger for the loading weight shall weigh 0.5 0.1 lb , and the test load weight ...
Page 13
... gage was added to measure deflections 42 in from the load point . It was thought that this additional deflection ... gages for all bathtubs tested . The ratio of the two deflections can be used to judge the extent of the cupping for flat ...
... gage was added to measure deflections 42 in from the load point . It was thought that this additional deflection ... gages for all bathtubs tested . The ratio of the two deflections can be used to judge the extent of the cupping for flat ...
Common terms and phrases
abraded abrasion ammonium hydroxide apparatus ASTM designation blisters Bon Ami bottom brush Brush Brush Brush Bureau of Standards cast-iron center deflection cleanability cleaning color Comments on Performance Commercial Standard cracking cycles damage depth detergent dial gage diam Discussion of Existing drain enameled evaluate exposure fixture materials flat specimens FRPE bathtubs FRPE fixtures FRPE specimens gel-coat household chemicals inspection installed iron laboratory manufacturers Mercurochrome National Bureau observed percent Performance Level Performance Requirements plastic polyester porcelain proposed revision Purpose and Scope Rationale for Suggested Rationale for Test Recommended Test Method removal resistance rating sanitary plumbing fixtures sanitary ware Scope The purpose scouring powder scratch scratch test scrub section 2.8 simulate slip resistance slurry soap Sodium soilability soiling agent Spec stain rating Suggested Format sump surface TEFLON temperature test area Test Development test procedure Test Results Tester thermal shock tion vitreous china watch glass weight
Popular passages
Page 4 - In no case does such identification imply recommendation or endorsement by the National Bureau of Standards , nor does it imply that the...
Page 1 - This report gives findings and recommendations developed during an investigation of performance characteristics for sanitary plumbing fixtures, conducted at the request of the Building Research Advisory Board of the National Academy of Sciences-National Research Council. The...