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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Referenc Referenced ed Documents Documents 2. This standard does not purport to address all of the safety concerns, if any, associated with its use. The following are additional requirements for the types of single-use molds: Active view current version of standard. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part 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.

Examine and record any visible leakage. Size px x x x x 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.

Please help us to share our service with your friends. The provisions of this specification include the requirements for both reusable and single-use molds. The glue shall be water-insoluble adhesive of the resin type that will not react with fresh concrete. Dimensions of commonly used single-use molds are given in Fig 1. Please fill this form, we will try to respond as soon as possible.

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ASTM C470–09 (W)

Please copy and paste this embed script to where you want to embed Embed Script. Thank you for interesting in our services. Only the practicable minimum asgm of adhesive shall be exposed on the inner side of the bottom of the mold.

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.

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

Reusable molds shall be made of nonabsorptive materials and shall be tested for water leakage. This abstract is a brief summary of the referenced standard.

The inch-pound units are shown in brackets. Record to be Prepared by the Purchaser 8. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other.

ASTM C Standard

If metal, it shall not be less than 0. The values stated in each system may not be exact equivalents; therefore, qstm system must be used independently of the other, without combining in any way. Historical Version s – view previous versions of standard. Intermediate values are proportional to the square of the height.

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ASTM C Molds for Forming Concrete Test Cylinders Vertically | CTL

The c40 dimensional tolerances must be maintained after slitting, clamping, and attaching the base plate. The inch-pound units are shown in brackets. The following are types of molds covered: Although aluminum and magnesium alloys have been used, some of these alloys may be reactive with cement constituents and are therefore unacceptable.

The mold shall be either coated or made of a material that will prevent adherence to the concrete.

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 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.

We need your help! Other nonabsorptive materials which have aetm used include iron, brass, steel, and various plastics.

Originally approved in 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. Test for elongation, absorption, and water leakage shall also be performed.