Abstract： ASME B16.18:2001 pdf download.CAST COPPER ALLOY SOLDER JOINT PRESSURE FITTINGS. 1.2 Units of Measurement The salues stated in either 13.5. Customary (inchlb.t or SI (metric) units or measure shall be regarded separately as standard. Within...

ASME B16.18:2001 pdf download.CAST COPPER ALLOY SOLDER JOINT PRESSURE FITTINGS.

1.2 Units of Measurement

The salues stated in either 13.5. Customary (inchlb.t or SI (metric) units or measure shall be regarded separately as standard.

Within the main text. U.S. Customary units are given. For convemence. the SI units are shown in parentheses and in Nonmandatory

Annex B. The values stated in each system are not exact equivalents; therefore, each system shall he used independently of the

other.

NOTE Cunibirwn salon Inn the Iwo i4ents taay itsidi in rwwicnnlarmamx with the Standard.

1.3 Convention

For the purpose of determining conformance with this Standard, the convention for fixing signilleant digits where units, maximum or minimum salues. are specified shall he rounding oW as defined in ASTM Practice E 29. This requires that an obsersed or calculated

value shall be rounded off to the nearest unit in the last right-hand digit used for expressing the limit.

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