SP-9-2018

Spot Facing for Bronze@ Iron@ and Steel Flanges

SP-9-2018 发布历史

This MSS Standard Practice applies to the spot facing for U.S. customary (inch-series) bolting of pipe flanges in bronze@ gray iron@ ductile iron@ or steel when cast integral with valves and fittings@ as well as the companion flanges@ when so required by the standard for the product This Standard Practice also applies to the spot facing for SI (metric) bolting used in bolted joints not covered by the referenced flange standards herein.

SP-9-2018由MSS - Manufacturers Standardization Society of the Valve and Fittings Industry. 发布于 2018-01-01，并于 2018-12-26 实施。

SP-9-2018的历代版本如下：

• 1992年01月01日 SP-9-1992
• 1997年01月01日 SP-9-1997
• 2001年01月01日 SP-9-2001
• 2008年01月01日 SP-9-2008
• 2013年01月01日 SP-9-2013
• 2018年01月01日 SP-9-2018

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标准号

SP-9-2018

发布日期

2018年01月01日

实施日期

2018年12月26日

废止日期

无

中国标准分类号

/

国际标准分类号

/

发布单位

MSS - Manufacturers Standardization Society of the Valve and Fittings Industry.

引用标准

10

适用范围

This MSS Standard Practice applies to the spot facing for U.S. customary (inch-series) bolting of pipe flanges in bronze@ gray iron@ ductile iron@ or steel when cast integral with valves and fittings@ as well as the companion flanges@ when so required by the standard for the product This Standard Practice also applies to the spot facing for SI (metric) bolting used in bolted joints not covered by the referenced flange standards herein.