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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Current edition approved Oct. Please copy and paste this embed script to where you want to embed Embed Script. These notes and footnotes excluding those in tables and figures shall not be considered as requirements of the 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. The metal for the bottom of the mold shall have a minimum thickness of 0.

ASTM C–09 (W) – Free Download PDF

Combining values from the two systems may result in non-conformance with the standard. Note 1—Sizes included are molds having diameters from 50 mm [2 in.

Combining values from the two systems may result in non-conformance with the standard. The inch-pound units are shown in brackets.

The required dimensional tolerances must be maintained after slitting, clamping, and attaching the base plate. Examine and record any visible leakage.

Active view current version of standard. These notes and footnotes excluding those in tables and figures shall not be considered as requirements of the standard. Then 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.

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At the time of use, molds shall not leak water. The qstm stated 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. Historical Version s – view previous versions of standard. We need axtm help! The mold shall be either aztm or made of a material that will prevent adherence to the concrete. Size px x x x x The cc470 stated in each system may not be exact equivalents; therefore, each system must be used independently of the other, without combining in any way.

Reusable molds shall be made of nonabsorptive materials and shall be tested for water leakage. The top edge shall be waterproofed, or coated, to limit absorption.

This abstract is a brief summary of the referenced standard. Although aluminum and magnesium alloys have been used, some of these alloys may be reactive with cement constituents and are therefore unacceptable. The following are types of molds covered: The inch-pound units are shown in brackets.

Record to be Prepared by the Purchaser 8. zstm

ASTM C Standard

Intermediate values are proportional to the square of the height. Plastic and sheet metal molds need not be tested for elongation and absorption, but should be tested for water leakage.

Link to Active This link will always route to the current Active version of the standard. Sampling and Rejection 7. Combining values from the two systems may result in non-conformance with the standard. Test for elongation, absorption, and water leakage shall also be performed.

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ASTM C470–09 (W)

Only the practicable minimum amount of adhesive shall be exposed on the inner side of the bottom of the mold. These materials shall conform to the following requirements: The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other.

General Requirements Requirements 3. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Dimensions of commonly used single-use molds are given in Fig 1. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. The provisions of this specification include the requirements for both reusable and single-use molds.

The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other.

If such bead protrudes to the inside of the FIG. This standard does not purport to address all of the safety concerns, if any, associated with its use. Xstm standard does not purport to address all of the safety concerns, if any, associated with its use. Originally approved in The following are additional requirements for the types of single-use molds: Link to Active This link will always route to the current Active version of the standard.