1.1 Scope 1.1.1 These requirements apply to domestic hot plates and laundry stoves (see Definitions, Part III, Hot Plate, Domestic, and Laundry Stove, Domestic): (a) for use with natural gas, (b) for use with manufactured gas, (c) for use with mix

定价： 1138元 / 折扣价： 968 元

1.1 Scope 1.1.1 This Standard covers the construction, and performance , (See Part III, DEFINITIONS) for gas-fired appliances with inputs up to and including 400 000 Btuh (117.23 kW) to determine their suitability for use at high altitude. The appli

定价： 1138元 / 折扣价： 968 元

1.1 Scope 1.1.1 These requirements apply to natural and propane gas-fired conversion burners designed and constructed primarily for the purpose of converting heating and process equipment from the use of other fuels to gas firing and/or firing new he

定价： 1138元 / 折扣价： 968 元

1.1 Scope 1.1.1 The application of these requirements shall be limited to gas-fired waterless toilets which are manufactured, sold and installed as a packaged, completely assembled, unit. 1.1.2 Gas-fired toilets approved under these requirements a

定价： 1138元 / 折扣价： 968 元

1. Scope This standard applies to package furnaces. For the purpose of this standard, a package furnace is a gas-fired, warm-air furnace wi th an input rate exceeding 400,000 Btu per hour (117.2 kW) for installation in commercial or industrial structur

定价： 1365元 / 折扣价： 1161 元

1. Scope 1.1 This Standard applies to the construction and performance of new propane fuel system components thatprovide motive power to highway vehicles with internal combustion engines. 1.2 This Standard does not apply to stationary or non-highway

定价： 1274元 / 折扣价： 1083 元

1 Scope 1.1 This Standard applies to independently operating gas compressor packages designed for installation in accordance with (a) CAN/CSA-B149.1 when used for filling vehicles; or (b) CSA B108 when used for filling gas storage or piping systems.

定价： 1274元 / 折扣价： 1083 元

1. Scope 1.1 This Standard applies to direct gas-fired equipment for drying farm crops that is constructed of noncombustible materials with nominal inputs up to and including 10 000 000 Btuh (3000 kW). 1.2 Dryers with inputs above 10 000 000 Btuh (

定价： 1138元 / 折扣价： 968 元

1. Scope 1.1 These provisions apply to the construction, materials, performance, and testing of NPS 1-1/4 in and smaller self-acting service-type regulators with internal relief valves or overpressure cut-off (OPCO) devices, or both, utilized to contro

定价： 1274元 / 折扣价： 1083 元

This PDF includes Update No. 2 Scope General This guideline incorporates ergonomics into a step-by-step process for the optimal design of office systems, including the design of jobs and work organization, layout of the office, environmental cond

定价： 1365元 / 折扣价： 1161 元

定价： 683元 / 折扣价： 581 元

定价： 319元 / 折扣价： 272 元

1. Scope 1.1 This Code applies to the installation, servicing, and repair of natural gas fuel systems on self-propelled vehicles for the provision of motive power. 1.2 This Code does not apply to (a) stationary engines; (b)mobile equipment using

定价： 1229元 / 折扣价： 1045 元

1. Scope 1.1 This Standard covers recommended sizes and other dimensional data for various kinds of wire nails, spikes and s taples commonly used in the building and packaging trades, and general statements on material finishes and coatings.

定价： 364元 / 折扣价： 310 元

定价： 683元 / 折扣价： 581 元