ASTM C470 PDF

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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 following are types of molds covered: Molds shall be constructed in the form of right circular cylinders and have a nominal inside height equal to twice the nominal inside diameter.

Reusable molds shall be made of nonabsorptive materials and shall be tested for water leakage. Intermediate values are proportional to ashm square of the height.

Originally approved in This specification deals with molds for forming concrete test cylinders vertically. Historical Version s – view previous versions of standard. The values sstm in each system may not be exact equivalents; therefore, each system must be used independently of the other, without combining in any way.

The required dimensional tolerances must be maintained after slitting, clamping, and attaching the base plate.

The glue shall be water-insoluble adhesive of the resin type that will not react with fresh concrete. 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.

The metal for the bottom of the mold shall have a minimum thickness of 0. 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.

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Other nonabsorptive materials which have been used include iron, brass, steel, and various plastics. 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. This standard does not purport to address all of the safety concerns, if any, associated with its use.

The top edge shall be waterproofed, or coated, to limit absorption. We are a non-profit group that run aztm website to share documents.

ASTM C470–09 (W)

The inch-pound units are shown in brackets. Record to be Prepared by the Purchaser 8. The mold shall be either coated or made of a material that will prevent adherence to the concrete. Dimensions of commonly used single-use molds are given in Fig 1.

ASTM C Standard

Sizes included are molds having diameters from 50 mm [2 in. Single-use molds may be made of sheet metal, plastic, suitably treated paper products, or other materials. If made of paper, the bottom cap of the mold shall be of parchment-lined cap stock not less than 0. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

Referenc Referenced ed Documents Documents 2. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. This standard does not purport to address all of the safety concerns, if any, associated with its use.

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Thank you for interesting in our services. The inch-pound units are shown in brackets.

ASTM C Molds for Forming Concrete Test Cylinders Vertically | CTL

Please fill this form, we will try to respond as soon as possible. If such bead protrudes to the inside of the FIG. The provisions of this specification aetm the requirements for both reusable and single-use molds. The values stated in each system may not be exact equivalents; therefore, each system shall asfm used independently of the other. These notes and footnotes excluding those in tables and figures shall not be considered as requirements 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. Size px x x x x Combining values from the two systems may result 4c70 non-conformance with the standard.

Examine and record any visible leakage. Although aluminum and magnesium alloys have been used, some of these alloys may be reactive with cement constituents and are therefore unacceptable. Link to Active This link will always route to the current Active version of the standard. Sampling and Rejection xstm.