Gray Iron Pipe Flanges and Flanged Fittings Classes 25,125,and 250
适用范围:This Standard covers Classes 25, 125, and 250 gray iron pipe flanges and flanged fittings. It includes (a) pressure-temperature ratings, (b) sizes and method of designating openings of reducing fitting...
实施日期:2010-01-01
Grey iron castings
适用范围:本标准规定了灰铸铁的术语和定义、灰铸铁牌号、技术要求、取样要求、试验方法、检验规则及铸件标识、包装和储运要求。本标准适用于砂型或导热性与砂型相当的铸型中铸造的灰铸铁件,使用其他铸型铸造的灰铸铁件也可参照使用。
发布日期:2010-09-26 实施日期:2011-02-01
Dimensions of 2.5 and 6 bar grey cast iron screwed boss pipe flanges
Metallographic test for gray cast iron
适用范围:本标准规定用光学显微镜来评定灰铸铁的显微组织。 本标准对石墨分布形状、石墨长度、珠光体数量、碳化物数量、磷共晶数量、共晶团数量的评定方法作了规定,并列出了相应评级图。 本标准适用于评定普通和低合金灰铸铁的显微...
发布日期:2009-10-30 实施日期:2010-04-01
Grey cast iron -- Beam unnotched impact test
适用范围:Specifies requirements for the determination of the impact strength. The test consists in breaking a series of unnotched machined cylindrical test pieces resting freely between supports, and measuring ...
发布日期:1975-11-01 实施日期:1975-11-01
Founding - Radiographic examination
适用范围:This European Standard gives specific procedures for industrial X-radiation and gamma radiography for discontinuity detection purposes, using film techniques. These procedures are applicable to casting...
Flansche und ihre Verbindungen. Runde Flansche fuer Rohre,Armaturen,Formstuecke und Zubehoerteile,nach PN bezeichnet. Gusseisenflansche Flanges and Their Joints-Circular Flanges for Pipes,Valves,Fittin...
适用范围:This standard specifies requirements for circular flanges made from ductile, grey and malleable cast iron for DN 10 to DN 4000 and PN 2,5 to PN 63. (See 4.1 and 4.2). This standard specifies the types ...
实施日期:1997-09-15
Handwheels, dished - Hub hole round or straight square
适用范围:Hand wheels specified in this standard are mostly used on machines and equipment.
Cast irons -- Part 1: Materials and properties for design
适用范围:The purpose of ISO/TR 10809-1:2009 is to assist the designer and engineer in understanding the family of cast iron materials and to utilize them with a more complete knowledge of their potential, among...
发布日期:2009-11-01 实施日期:2009-11-01
Dimensions of asbestos rubber gaskets for grey cast iron pipe flanges
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