ASTM E1272 PDF

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A number in parentheses indicates the year of last reapproval. Cylinders maybe marked with an identification number serial number at theoption of the manufacturer. However, volumetric toler-ances for Class B cylinders shall be within twice the specifiedrange allowed for Class A cylinders. These cylinders need notbe marked with their class designation. Referenced Documents2. SeePractice E for calibration definitions and procedures. The shape shall permit complete emptying and thor-ough cleaning.

Thepour-out of Style III shall not protrude beyond the glassreinforcing bead with construction such that, upon falling, thebead shall strike a flat surface before the pour-out or lip. Graduation markings shall be perpendicular to the vertical axisof the cylinder and parallel to each other.

Adjacent graduationmarkings shall be spaced at least 1 mm from center to center. Markings shall be applied by one of the following methods:etched and filled with a permanent pigment; etched through a1This specification is under the jurisdiction of ASTM Committee E41 onLaboratory Apparatus and is the direct responsibility of Subcommittee E Current edition approved Nov.

Published November Originallyapproved in Last previous edition approved in as E — 02 DOI: United States1vertical colored band fired into the glass; or by application ofa stain which is fired into the glass without etching; or byapplication of enamel fired into the glass without etching; or byapplication of an enamel which is fired onto a vertical coloredetched band which has been fired into the glass.

Style III shallhave graduation markings etched through a vertical red coloredband fired into the glass. The value of all main graduationsshall be suitably inscribed in Arabic numerals directly abovethe line referenced. Subdivision lines may be omitted betweenthe base of the cylinder and the first numbered line. Sampling and Testing5. Packaging and Package Marking6. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.

This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn.

Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters.

Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.

Permission rights to photocopy the standard may also be secured from the ASTM website www. BApplies to Style II only. CFor Style II, measurement is to bottom of stopper. DMain graduations may be each 5 or 10 mL. If main graduations are each 5 mL, intermediate graduations do not apply.

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