ASTM A746 PDF

The question, of course, is which one is right for your project? For a quick summary, scroll down to the bottom of the blog and check out our chart. Key Differences Ductility — Ductility is determined by a greater percentage of elongation under tension. Tensile and Yield Strength — There are certainly differences when it comes to tensile and yield strength of gray and ductile iron. Ductile iron has a minimum tensile strength of 60, psi and a minimum yield strength of 40, psi.

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This also covers trench load design procedures for both cement-lined pipe and flexible-lined pipe. Maximum depths of cover tables are included for both types of linings. Each pipe shall be subjected to a hydrostatic test and maybe performed either before or after the outside coating and inside coating have been applied, but shall be performed before the application of cement-mortar lining or of a special lining.

The standard acceptance tests and additional control tests shall also be performed. This abstract is a brief summary of the referenced 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. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.

Scope 1. This specification may be used for pipe with other types of joints, as may be agreed upon at the time of purchase. Maximum depth of cover tables are included for both types of linings. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

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ASTM A746 – 延性鉄重力下水道管の標準仕様

Gardacage Maximum depth of cover tables are included for both types of linings. Glossary of Materials Testing Terms. Bluehill LE for Basic Testing. The split sleeve shouldered end specimen holders allow for quick changing of test specimens. The single test space and dual acting actuator of the LX make it easy for operators to install the specimens.

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More A This also covers trench load design procedures for both cement-lined pipe and flexible-lined pipe. Maximum depths of cover tables are included for both types of linings. Each pipe shall be subjected to a hydrostatic test and maybe performed either before or after the outside coating and inside coating have been applied, but shall be performed before the application of cement-mortar lining or of a special lining. The standard acceptance tests and additional control tests shall also be performed. This abstract is a brief summary of the referenced standard.

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