A672 B65 Karbonju Azzar EFW Pajp

A672 B65 karbonju azzar iwweldjat pajp huwa a qawwa għolja karbonju azzar pajp] 2c adattat għal temperatura għolja ambjenti, komunement użat bħala bojler tubi.

A672 B65 Pipe Speċifikazzjoni

A672 EFW Pipe Mekkaniku Proprjetajiet

1 Tensjoni Test:
1.1 Rekwiżiti--Transverse tensile properties of the welded joint shall meet the minimum requirements for ultimate tensile strength of the specified plate material. In addition for Grades Dxx,Hxx,Jxx,and Nxx in Classes 3x,4x,and 5x transverse tensile properties of the base plate, shall be determined specimens cut from the heat-treated pipe. These properties shall meet the mechanical test requirements of the plate Speċifikazzjoni.
1.2 Numru ta ' Tesfs-One test kampjun għandu be magħmul biex jirrappreżenta kull lott ta' lest pajp.
1.3 Test Kampjun Post u Orjentazzjoni-It-test kampjuni għandu be jittieħed trasversali għal il - weld fi il tmiem il il lest pajp u jista ' ikun imsemmna kiesaħ qabel finali magni għal daqs.
1.4 Test Metodu--The test specimen shall be made in accordance with QW-150 in Section IX of the ASME Boiler and Pressure Vessel Code. The test specimen shall be tested at room temperature in accordance with Test Methods and Definitions A 370.
2 Transverse-Guided-Weld-Bend Tests:
2.1 Rekwiżiti-Il-liwja test għandu jkun aċċettabbli jekk le xquq jew oħrajn difetti jaqbeż / in. (3.2 mm) in any direction are present in the weld metal or between the weld and base metal after bending. Cracks that originate along the edges of the specimen during testing, and that are less than V in. (6.4 mm) imkejjel in any direction shall not be considered
2.2 Numru ta' Tesrs--One test (żewġ kampjuni) shall be made to rappreżenta kull lott ta' lest pajp.
2.3 Test Specimen Location and Orientation--}Two bend test specimens shall be take transverse to the weld at the end of the finished pipe. As an alternative by agreement between the purchaser and the manufacturer, the test specimens may be take from a test plate of the same material as the pipe, the test plate the test Plate the Plate the the Plate being the Plate being attached the the end of the cylinder and welded as a prolongation of the the the the the pajp lonġitudinali baħar.
2.4 Tesr Metodu-It test rekwiżiti taf Test Metodi u Definizzjonijiet A 37{0, paragrafu A2.5.1.7 shall be met. For wall thickness over % in. (9.5 mm) but less than in. (19.0 mm) side-liwja testijiet jista' be magħmul minflok tal-wiċċ wiċċ u root-liwja testijiet. For wall thicknesses 4 in. and over specimens shall be subjected the side-bend test.
3. Pressjoni Test--Classes X2 u X3 pipe shall be tested in accordance with Specification A 530/A 530M. Section 20.

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