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Standard Specification for Welded Partially Corrugated Tube for Potable Water and General Service (Includes all amendments And changes 12/31/2021).
Přeložit název
NORMA vydána dne 15.11.2020
Označení normy: ASTM A1119-20e1
Poznámka: NEPLATNÁ
Datum vydání normy: 15.11.2020
Kód zboží: NS-1018200
Počet stran: 7
Přibližná hmotnost: 21 g (0.05 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Keywords:
austenitic stainless steel, duplex stainless steel, partially corrugated tube, stainless steel tube,, ICS Number Code 23.040.03 (Pipelines and its parts for external water conveyance
systems),23.040.10 (Iron and steel pipes)
1. Scope |
1.1?This specification describes welded austenitic and duplex stainless steel tube on which the external and internal surface has been modified by a cold forming process to produce an intermittent corrugation for improved formability and resistance to seismic and other environmental distortions. The tubes are used for potable water service lines and other liquid delivery systems in nominal diameters from 1/2?to 2 in. 1.2?The tube sizes and thicknesses usually furnished to this specification are 0.625 to 2.125 in. outside diameter and 0.028 to 0.049 in., inclusive, in wall thickness. 1.3?The grades of austenitic and duplex stainless steels included in this specification shall conform to materials listed in the governing straight tube Specifications A269/A269M or A789/A789M. Selection will depend upon design and service requirements. 1.4?The following safety hazards statement pertains only to the test methods of this specification. 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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