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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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The top edge shall be waterproofed, or coated, to limit absorption. If metal, it shall not be less asstm 0. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

ASTM C Standard

We need your help to maintenance this website. The mold shall be either coated or made of a material that will prevent adherence to the concrete. This standard does not purport to address all of the safety concerns, if any, associated with its use. The c740 units are shown in brackets. The metal for the bottom of the mold shall have a minimum thickness of 0.

ASTM Cā€“09 (W) – Free Download PDF

The provisions of this specification include the requirements for both reusable and single-use molds. This specification deals with molds for forming concrete test cylinders vertically.

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The values stated in each system may not be exa exact ct equ equiva ivalen lents; ts; the theref refore ore, each system shall be asmt independently of the other.

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

Test for elongation, absorption, and water leakage shall also be performed. Single-use molds may be made of sheet metal, plastic, suitably treated paper products, or other materials.

Although c40 and magnesium alloys have been used, some of these alloys may be reactive with cement constituents and are therefore unacceptable.

Referenc Referenced ed Documents Documents 2. The following are additional requirements for the types of single-use molds: Combining values from the two systems may result in non-conformance with the standard.

Please fill this form, we will try to respond as soon as possible. These notes and footnotes excluding those in tables and figures shall not be considered as requirements of the standard. Size px x x x x They shall be atsm and sufficiently strong and tough to permit their use without tearing, crushing, or deforming.

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Examine and record any visible leakage.

ASTM C470ā€“09 (W)

Sampling and Rejection 7. Combining values from the two systems may result in non-conformance with xstm standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other.

Active view current version of standard. Link to Active This link will always route to the current Active version of the standard.

Current edition approved Oct.

Plastic and sheet metal molds need not be tested for elongation and absorption, but should be tested for water leakage. The glue shall be water-insoluble adhesive of the resin type that will not react with fresh concrete.

These materials shall conform to the following requirements: Link to Active This link will always route to the current Active version of the standard.