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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Originally approved in Mortar for such masonry should be selected with due caution.

Mortar Mix Designs

Four xstm of mortar are covered in each of two alternative specifications: The values given in parentheses asstm mathematical conversions to SI units that are provided for information only and are not considered 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. Type N or S mortar should be used in other cases. ASTM Standard C provides both a proportion specification and a property specification for each mortar type.

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 astmm property specifications. Skip to main content. For the purposes of determining volumes, ASTM C provides typical bulk densities for portland cement, hydrated lime and sand. C Specification for Admixtures for Masonry Mortars.

This standard does not purport to address all of the safety concerns, if any, associated with its use. The property specification requires that the mortar exhibit aatm characteristics when tested under laboratory conditions.

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Type K mortar has the lowest compressive strength. A number in parentheses indicates the year of last reapproval.

Mortar Mix Designs | Graymont

We shall not be liable for incidental and consequential damages, directly or indirectly sustained, nor sstm any loss caused by application of these goods not in accordance with current printed instructions or for other than the intended use.

We are a non-profit group that run this website to share documents. Foundation wall, retaining wall, manholes, sewers, pavements, walks, and patios. Four types of mortar are covered in each of two alternative specifications: This standard does not purport to address all of the safety concerns, if any, associated with its use. For example, a 1: 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.

Compliance to this specification is verified by confirming that the materials used are as specified, meet the requirements as given, and c720 to the mixer in the proper proportions as described. A version of this list is shown in Table 1. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. First, the mortar type must be determined based on the strength required for the application.

ASTM C – Free Download PDF

This specification provides the basis for five different mortar types Type K is listed in section X3 of the appendix depending on the astn of mortar needed for an application. Table 3 details the recipes required for each mortar type specified by proportion. The property specification of this standard applies to mortar mixed to a specific flow in the laboratory.

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The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. Current edition approved Dec. Since jobsite water additions may not be the same as those in the laboratory, the properties of field mixed mortar cannot be compared to the property requirements of ASTM C Thank you for interesting in our services.

C70 does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to asttm.

These notes and footnotes excluding those in tables and figures shall not be considered as requirements of the standard. For cement-lime mortars, the proportion specification will indicate the volume of portland cement followed by the volume of hydrated lime and finally the volume of sand.

There are no warranties that extend beyond the description contained herein. Masonry exposed to weather in a nominally horizontal surface is extremely vulnerable to weathering.

Physical properties of field sampled mortar shall not be used to determine compliance to this specification and are not intended as criteria to determine the acceptance of rejection of the mortar. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

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