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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Reusable molds shall be made of nonabsorptive materials and shall be tested for water leakage. We are a non-profit group that run this website to share documents.

This specification deals with molds for forming concrete test cylinders vertically. The values ashm in each system may not be exa exact ct equ equiva ivalen lents; ts; the theref refore ore, each system shall be used independently of the other.

Note 1—Sizes included are molds having diameters from 50 mm [2 in. Link to Active This link will always route to the current Active version of the standard. These materials shall conform to the following requirements: X470 place the mold on the dial stand, cover with the glass or metal plate and record the initial length by dial micrometer to the nearest 0.

The values stated in each system may not be asm equivalents; therefore, each system must be used independently of the other, without combining in any way.

Active view current version of standard.

The inch-pound units are shown in brackets. The provisions of this specification include the requirements for both reusable and single-use molds. They shall be watertight and sufficiently strong and tough to permit their use without tearing, crushing, or deforming. At the time of use, molds shall not leak water. Single-use molds may be made of sheet metal, plastic, suitably treated paper products, or other materials.

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The inch-pound units are shown in brackets. These notes and footnotes excluding those in tables and figures shall not be considered as requirements of the standard.

ASTM C470–09 (W)

Test for elongation, absorption, and water leakage shall also be performed. Sizes included are molds having diameters from 50 mm [2 in.

Dimensions of commonly c40 single-use molds are given in Fig 1. 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.

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.

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.

Combining values from the two systems may result in non-conformance with the standard. Intermediate values are proportional to the square of the height.

ASTM C–09 (W) – Free Download PDF

Molds shall be constructed in the form of right circular cylinders and have a nominal inside height equal to twice the nominal inside diameter.

The top edge shall be waterproofed, or coated, to limit absorption. Originally approved in c4770 It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the asstm of regulatory limitations prior to use.

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This standard does not purport to address all of the safety concerns, if any, associated with its use.

ASTM C Standard

Referenc Referenced ed Documents Documents 2. If atsm bead protrudes to the inside of the FIG. The provisions of this specification include the requirements for both reusable and single-use molds. Combining values from the two systems may result in non-conformance with the standard. Plastic and sheet metal molds need not be tested for elongation and absorption, but should be tested for water leakage. Record to be Prepared by the Purchaser 8.

Combining values from the two systems may result in non-conformance with the standard. A number in parentheses parentheses indicates the year of last reapproval. Examine and record any visible leakage. 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. Please fill this form, we will try to respond as soon as possible. Single-use molds shall not be reused nor the same mold retested.

Historical Version s – view previous versions of standard. The glue shall be water-insoluble adhesive of the resin type that will not react with fresh concrete.

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.