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1. Scope This International Standard specifies criteria for access systems - steps, ladders, walkways, platforms, grab rails (handrails), grab handles, guardrails and enclosure entrance and exit openings - as they relate to aiding the operator and serv

定价: 455元 / 折扣价: 387

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1 Scope This International Standard specifies minimum performance and test criteria for brake systems to enable uniform assessment of the braking capability of earth-moving machinery which operates on work sites or travels on public roads. Service seco

定价: 364元 / 折扣价: 310

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CAN3-C235-83 (R2006) Preferred Voltage Levels for AC Systems, 0 to 50 000 V 现行 发布日期 :  1970-01-01 实施日期 : 

1. Scope 1.1 This Standard establishes voltage standards for AC Systems in Canada to provide a guide: (a) To national committees on utilization and control equipment or devices for establishing standard ratings of such equipment or devices on a bas

定价: 455元 / 折扣价: 387

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1 Scope This Standard specifies the requirements for an environmental management system (EMS) for hog operations. This Standard can be applied to hog operations or livestock operations containing hogs. This Standard is intended to be used by hog oper

定价: 546元 / 折扣价: 465

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Update No. 1 was published as notification that this is now a National Standard of Canada This PDF includes Update No. 1 Preface This is the first edition of CSA A123.21, Standard test method for the dynamic wind uplift resistance of mechanically

定价: 637元 / 折扣价: 542

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Update #1 was published as notification that this is now a National Standard of Canada This PDF includes Update #1 1 Scope 1.1 This Standard covers asphalt intended for use as hot cement and topcoat in the construction of built-up coverings on r

定价: 592元 / 折扣价: 504

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This PDF includes Update No. 1 Preface This is the fourth edition of CSA A440.2/A440.3, Energy performance of windows and other fenestration systems/User guide to CSA A440.2-04, Energy performance of windows and other fenestration systems. It superse

定价: 1001元 / 折扣价: 851

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ANSI/CSA AMERICA FC 1-2004 Stationary Fuel Cell Power Systems 现行 发布日期 :  1970-01-01 实施日期 : 

1.1 Scope and References 1.1.1 This standard applies to stationary fuel cell power systems that are packaged, self-contained or factory matched packages of integrated systems (see 1.2.1), which through electrochemical reactions and other processes, ge

定价: 5688元 / 折扣价: 4835

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ANSI/CSA AMERICA FC 3-2004 Portable Fuel Cell Power Systems 现行 发布日期 :  1970-01-01 实施日期 : 

Scope 1.1.1 This Standard applies to ac and dc type portable fuel cell power systems, with a rated output voltage not exceeding 600 V, for commercial, industrial, and residential indoor and outdoor use in non-hazardous locations, in accordance with the R

定价: 5005元 / 折扣价: 4255

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B483.1-07 Drinking water treatment systems 现行 发布日期 :  1970-01-01 实施日期 : 

定价: 1820元 / 折扣价: 1547

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