ASTM C470 PDF

This standard is issued under the fixed designation C /C M; the number 1 This specification is under the jurisdiction of ASTM Committee C09 on. Molds for Forming Concrete Test Cylinders Vertically. ASTM C Standard Specification for Molds for Forming Concrete Test Cylinders Vertically. Lab ID: Use Method used to evaluate molds for use in.

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Combining values from the two systems may result in non-conformance with the standard.

Although aluminum and magnesium alloys have been used, some of these alloys may be reactive with cement constituents and are therefore unacceptable.

They shall be watertight and sufficiently strong and tough to permit their use without tearing, crushing, or deforming. The metal for the bottom of the mold shall have a minimum thickness of 0. We need your help! 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.

The top edge shall be waterproofed, or coated, to limit absorption. Link to Active This link will always route to the current Active version of the standard.

This standard does not purport to address all of the safety concerns, if any, associated with its astk. Note 1—Sizes included are molds having diameters from 50 mm [2 in.

The provisions of this specification include the requirements for both reusable and single-use molds. Size px x x x x Molds may be single piece molds or made from castings with a separate detachable base plate or a base that is an integral part of the sidewall.

If made of paper, the bottom cap of the mold shall be of parchment-lined cap stock not less than 0. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application.

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Intermediate values are proportional to the square of the height. The planes of the top rim of the mold and the bottom shall be perpen per pendic dicula ularr to the axi axiss of the mold with within in 0. The inch-pound units are shown in brackets. Reusable molds shall be made of nonabsorptive materials and shall be tested for water leakage.

ASTM C470–09 (W)

This specification deals with molds for forming concrete test cylinders vertically. Other nonabsorptive materials which have been used include iron, brass, steel, and various plastics. Sampling and Rejection 7. At the time of use, molds shall not leak water. The inch-pound units are shown in brackets.

ASTM C–09 (W) – Free Download PDF

General Requirements Requirements 3. We need your help to maintenance this website. Note 1—Sizes included are molds having diameters from 50 mm [2 in. A number in parentheses parentheses indicates the year of last reapproval.

These materials shall conform to the following requirements: Test for elongation, absorption, and sstm leakage shall also be performed. Link to Active This link will always route to the current Active version of the standard.

This standard does nott pu no purp rpor ortt to ad addr dres esss al alll of th thee sa safet fetyy co conc ncern erns, s, if an anyy, associated associ ated with its use.

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 use. Single-use molds shall not be reused nor the same mold retested.

This standard does not purport to address all of the safety concerns, if any, associated with its use. Molds shall be constructed f470 the form of right circular cylinders and have a nominal inside height equal to twice the nominal inside diameter. Please copy and paste this embed script to where you want to embed Embed Script. Active view current version of standard. 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 use.

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This abstract is a brief summary of the referenced standard. Active view current version of standard. Sizes included are molds having diameters from 50 mm [2 in. Only the practicable minimum amount of adhesive shall be exposed on the inner side of the asm of the mold. Examine and record any visible leakage. The following are additional requirements for the types of single-use molds: This standard does not purport to address all of the safety concerns, if any, associated with its use.

Adtm mold shall be either coated or made of a material that will prevent adherence to the concrete. Current edition approved Oct. Link to Active This link will always route to the current Active version of the standard.

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ASTM C Standard

The provisions of this specification include the requirements for both reusable and single-use molds. The inch-pound units are shown in brackets. Plastic and sheet metal molds need not be tested for elongation and absorption, but should be tested for water leakage. The values stated in each system may xstm be exact equivalents; therefore, each system shall be used independently of the other.