Acoustics - Preferred reference values for acoustical and vibratory levels.
Components for contamination protection boxes; nozzles, rings for remote handling tongs, windows and posting systems
适用范围:This standard specifies requirements relating to components of contamination protection boxes. These boxes are used in hot cells with shieldings made of lead bricks and special components complying wit...
Standard Specification for Structural Bolts, Alloy Steel, Heat Treated, 150 ksi Minimum Tensile Strength
适用范围:<p id="s00002">1.1 This specification covers two types of quenched and tempered, alloy steel, heavy hex structural bolts having a tensile strength of 150 to 173 ksi.</p> <p id="s00006">1.2 These bolts ...
Cranes-Requirements for mechanisms-Part 5:Bridge and gantry cranes
适用范围:GB/T 24809的本部分规定了GB/T 6974.1所定义的桥式和门式起重机对机构的整体设计和布置、部件的选择和设计要求以及制造、装配、安装和试验等的指导说明有关的特殊要求。对起重机机构的通用要求按GB/T 24809.1的规定。GB/T ...
发布日期:2009-11-30 实施日期:2010-07-01
Technical code for slope roof engineering
适用范围:为提高我国坡屋面工程技术水平,确保工程质量,制定本规范。 本规范适用于新建、扩建和改建的工业建筑、民用建筑坡屋面工程的设计、施工和质量验收。
发布日期:2011-05-12 实施日期:2012-05-01
Aerospace series - O-ring grooves - Design criteria for O-ring grooves, basic calculations (AECMA Technical Report TR 4271:2000)
适用范围:The document provides: the design criteria recommended for the housing definition for o-rings as specified in ISO 3601-1; a calculation method to formulate dimensions of the housing for which the near ...
Technical specification for high strength bolt connections of steel structures
适用范围:为在钢结构高强度螺栓连接的设计、施工及质量验收中做到技术先进、经济合理、安全适用、确保质量,制定木规程。 本规程适用于建筑钢结构工程中高强度螺栓连接的设计、施工与质量验收。 高强度螺栓连接的设计、施工与质量验收除...
发布日期:2011-01-07 实施日期:2011-10-01
Gasschwei?ger?te. Hauptstellendruckregler für Schwei?en,Schneiden und verwandte Prozesse bis 30 MPa (300 bar) Gas welding equipment. Pressure regulators for manifold systems used in welding,cutting and...
实施日期:2010-12-31
Hot-Rolled Flat Products Made of High Yield Strength Steels for Cold Forming Part 3:Delivery Conditions for Normalized or Normalized Rolled Steels (V)
适用范围:Part 3 of this European Standard, in addition to Part 1, specifies requirements for flat products made of weldable, hot-rolled, high yield strength steels for cold forming. The grades are given in tabl...
实施日期:1996-01-01
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