ASTM C270 PDF

Secondly, a choice must be made between specifying proportions or properties listed in ASTM C The ASTM Standard C (Mortar for Unit Masonry). ASTM C/ASTM C Masonry Mortar Evaluation. Amerimix Mortar Mix WRM. US MIX Co. South Santa Fe Drive. Denver, CO ments of ASTM C Requirements for sand to be used with mortar cement to produce ASTM C mortars are found in ASTM C Physical Properties.

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Type O mortar is recommended for use where the masonry is unlikely to be frozen when saturated, or unlikely to be subjected to high winds or other significant lateral loads. Originally approved in We are a non-profit group that run this website to share documents.

Current edition approved Dec. 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. Four types of mortar are covered in each of two alternative specifications: The compressive strength values resulting from field tested mortars do not represent the compressive strength of mortar tested in the laboratory nor that of the mortar in the wall.

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Mortar Mix Designs

These notes and footnotes excluding those in tables and figures shall not be considered as requirements of the standard. Type N hydrated lime products must be laboratory tested to insure that they meet the property specification for the applicable mortar type in order to be acceptable for the proportion specifications.

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When neither the proportion or property specifications are specified, the proportion specifications govern. Work Item s – proposed revisions of this standard. As seen in Table 4, compressive strength, water retention and air content tests are required to be performed on the mortar mixed in the laboratory.

When neither proportion nor property specifications are specified, the proportion specifications shall govern, unless data are presented to and accepted by the specifier to show that mortar meets the requirements of the property specifications. C2700 shall not astk liable for incidental and consequential damages, directly or indirectly sustained, nor for any loss caused by application of these goods not in accordance with atm printed instructions or for other than the intended use.

Active view current version of standard. 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. Mortar for such masonry should be selected with due caution. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

Skip to main content. Four types of mortar are covered in each of two alternative specifications: Link to Active This link will always route to the current Active version of the standard. Last previous edition approved in as C — The property specification applies to mortar mixed to a specific flow in the laboratory.

We need your help to maintenance this website. Link to Active This link will always route to the current Active version of the v270. Please fill this form, we will try to respond as soon as possible.

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Table 3 details the recipes required for each mortar type specified by proportion. Asttm property specification requires that the mortar exhibit certain characteristics when tested under laboratory conditions.

For example, a 1: We need your help! Foundation wall, retaining wall, manholes, sewers, pavements, walks, and patios.

Compliance to this wstm is verified by confirming that the materials used are as specified, meet the requirements as given, and added to the mixer in the proper proportions as described. When the property specification is used to qualify masonry mortars, the testing agency performing the test methods should be evaluated in accordance with Practice C Our liability is expressly limited to replacement of defective goods.

ASTM C – 12a Standard Specification for Mortar for Unit Masonry

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. These notes and footnotes excluding those in tables and figures shall not be considered as sstm of the standard. Type N or S mortar should be used in other cases. These notes and footnotes excluding those in tables and figures shall not be considered as requirements of the standard.

Thank you for interesting in our services. This standard does not purport to address all of the safety concerns, if any, associated with its use.