ASTM C497 PDF

Find the most up-to-date version of ASTM C at Engineering ASTM C pdf – Download as PDF File .pdf), Text File .txt) or read online. ASTM C Standard Test Methods for Concrete Pipe, Manhole Sections, or Tile (External Load Crushing Strength). Lab ID: Use To determine first-crack.

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Do not apply live steam to the water to shorten the preboil periods until 1 h of heating by gas or electricity has been completed. Calculate the astk load as follows: No mortar or concrete coatings,? The user of this speci? Additional timber blocks or similar supports are necessary to elevate the test pipes.

Two alternative procedures for conducting the test are presented. Make the initial inspection approximately 15 min after the test has begun. The attachments from the heads of each testing device to the rung of the step are to be sufficiently sturdy to preclude any bending of the attachment and rung over the length of the attachment. Measure the mass of the gasket to the nearest gram. Alkalinity of Concrete Mixture Do not apply live steam to the water to shorten the preboil period until 1 h of heating by gas or electricity has been completed.

Place the upper bearing so that it is aligned with these marks. Both pipes shall be supported so a uniform invert elevation is maintained. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. The bell or groove end of the second pipe shall be supported by a block. Perform tests by placing the specimen to be tested, with the spigot end down on a soft rubber mat or its equivalent, weighted if necessary, and kept?

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The specimen under test shall be free of all visible moisture prior to the initiation of the test.

Hold or clamp the gasket segment in the stretched position. These test methods cover production and acceptance tests for concrete pipes, manhole sections, and tiles. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to wstm.

ASTM C – 18 – Standard Test Methods for Concrete Pipe, Manhole Sections, or Tile

The crack is 0. If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below. Statements will be included for each when the proper data have been obtained and analyzed. Off-Center Hydrostatic Joint Test. If leakage of the joint initially occurs, the manufacturer is not prohibited from extending the test period up to a maximum of 24 ast. External Xstm Crushing Strength.

ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date. NOTE 4—There is no signi? Continue the boiling for 3 h. Test Method B is zstm as an accelerated test that requires about 11?

ASTM C Test for Concrete Pipe, Manhole Sections, or Tile | CTL Grp

At the option of the manufacturer, either or both the lower bearing and the upper bearing shall extend the full length or any portion of the length of the specimen.

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Hydrostatic External Ast Test Method. Make two index marks 12 in. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

A statement will be included c47 proper data have been collected and analyzed.

ASTM C497 – 18

Each core sample is then placed in a separate container and dried in an oven for one to two hours at a temperature between and degrees Fahrenheit. This cc497 of loading shall be continuous until the speci? For self-lubricating gaskets, the tube containing the lubricant must be rolled over the gasket body and held under slight pressure as the measurement is taken. Therefore, no calculations of precision and bias are presently capable of being performed.

For plain end pipe, no bell or spigot, the length L shall be the overall length. Gasket Lubricant Tests Tighter joints will resist greater? Wooden strips shall be straight, have a cross section of not less than 2 in. A surfactant shall be added to the water to minimize air bubbles from asym to the gasket material. If c47 watertight under these combined conditions, hairline cracks c47 do not leak shall not be cause for rejection.

Before making the compression test, cap the ends of the specimen in order to meet the requirements of Practice C Without disturbing the measuring device, slide the gasket out of the joint recess.

The machines used for performing the three-edge-bearing tests shall be veri?