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ASTM F1785-97(2020) Standard Test Method for Performance of Steam Kettles Active 发布日期 :  1970-01-01 实施日期 : 

5.1 The maximum energy input rate test is used to confirm that the steam kettle is operating within 5 % of the manufacturer's rated input so that testing may continue. This test method also may disclose any problems with the electric power supply, gas service pressure, or steam supply flow or pressure. The maximum input rate can be useful to food service operators for managing power demand.5.2 The capacity test determines the maximum volume of food product the kettle can hold and the amount of food product that will be used in subsequent tests. Food service operators can use the results of this test method to select a steam kettle, which is appropriately sized for their operation.5.3 Production capacity is used by food service operators to choose a steam kettle that matches their food output. The production capacity determined in this test method is a close indicator of how quickly the kettle can bring soups, sauces, and other liquids up to serving temperature.5.4 Heatup energy efficiency and simmer energy rate allow the operator to consider energy performance when selecting a steam kettle. Simmer energy rate is also an indicator of steam kettle energy performance when preparing foods which require long cook times, for example, potatoes, beans, rice, or stew.5.5 Pilot energy rate can be used to estimate energy consumption for gas-fired steam kettles with standing pilots during non-cooking periods.1.1 This test method evaluates the energy consumption and cooking performance of steam kettles. The food service operator can use this evaluation to select a steam kettle and understand its energy consumption and performance characteristics.1.2 This test method is applicable to direct steam and self-contained gas or electric steam kettles. The steam kettle can be evaluated with respect to the following, where applicable:1.2.1 Maximum energy input rate (10.2).1.2.2 Capacity (10.3).1.2.3 Heatup energy efficiency and energy rate (10.4).1.2.4 Production capacity (10.4).1.2.5 Simmer energy rate (10.5).1.2.6 Pilot energy rate, if applicable (10.6).1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

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This specification covers the material, design, and performance requirements associated with the construction of non-tilting (Type I) and tilting (Type II) jacketed kettles that use steam as a heat source for cooking food in commercial and institutional food service establishments. The kettles shall be available in four styles as follows: Style 1—floor mounted, pedestal; Style 2—floor mounted, with legs; Style 3—wall mounted; and Style 4—cabinetized. The kettles shall be classified into the following classes: Class A—directly connected to an external heat source; Class B—self-contained, gas-fired steam generator; and Class C—self-contained, electric steam generator. They shall also be grouped into three Grades according to maximum working pressure rating, and ten sizes according to capacity. The products shall be evaluated for their conformance with capacity, heating time, and energy utilization requirements.1.1 This specification covers jacketed kettles that use steam as a heat source for cooking food in commercial and institutional food service establishments. This specification does not cover equipment used by food processors who normally package the food that they cook.1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

定价: 590元 / 折扣价: 502 加购物车

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This specification covers jacketed kettles using steam as a source of heat for cooking food in commercial and institutional food service establishments. However, it does not cover equipment used by food processors. Covered by this specification are jacketed kettles of various sizes (capacities), grades (Grades 1-3 based on maximum working pressure), styles (Styles 1-5 according to mounting configuration), and classes (Classes A-D based on steam source, whether direct steam or gas-fired or electric steam generator). Kettle and steam jacket shall be manufactured from Type 304, 304L, 316, or 316L corrosion resistant steel. All exterior surfaces of Styles 3-5 kettle stands and bases shall be made of Type 302, 304, 316, or 430 corrosion resistant steel, while those of the kettle mount or support base shall be chrome plated or made of Type 304, 316, or 430 corrosion resistant steel such as for exterior surfaces of console and base of Class B and C kettles. As specified, the kettles shall be provided with the following components: insulation casing, covers and/or operating handles, safety relief valve, swing spout water supply, basket insert, tilt mechanism (hand or crank tilt), kettle mount or support base, control box, safety cut-off, and thermostat. The kettle shall be tested for capacity, heating time, and energy utilization, and shall conform to the requirements specified.1.1 This specification covers jacketed kettles that use steam as a heat source for cooking food in commercial and institutional food service establishments. This specification does not cover equipment used by food processors who normally package the food that they cook.1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

定价: 590元 / 折扣价: 502 加购物车

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