This document has been substantially revised from the previous 2002 edition, INCLUDING THE ADDITION OF INFORMATION FROM ANSI/MSS SP69, MSS SP-77, MSS SP-89, AND MSS SP-90. Supplemental' information does not include mandatory requirements. All appendices appearing in this document are construed as 'supplemental'. In this Standard Practice all notes, annexes, tables, and figures are construed to be essential to the understanding of the message of the standard, and are considered part of the text unless noted as 'supplemental'. customary units in this SP are the standard, the metric (SI) units are only for reference. Unless otherwise specifically noted in this MSS SP, any standard referred to herein is identified by the date of issue that was applicable to the referenced standard(s) at the date of issue of this MSS SP. Mandatory conformance is established only by reference in a code, specification, sales contract, or public law, as applicable. The existence of an MSS Standard Practice does not in itself preclude the manufacture, sale, or use of products not conforming to the Standard Practice. This MSS Standard Practice is intended as a basis for common practice by the manufacturer, the user, and the general public. The content of this Standard Practice is the result of the efforts of competent and concerned volunteers to provide an effective, clear, and non-exclusive specification that will benefit the industry as a whole. This MSS Standard Practice was developed under the consensus of the MSS Technical Committee 403 and the MSS Coordinating Committee. Standard Practice Developed and Approved by the Manufacturers Standardization Society of the Valve and Fittings Industry, Inc. Pipe Hangers and Supports вЂ“ Materials, Design, Manufacture, Selection, Application, and Installation

Ansi/mss sp-58-2009 pdf