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Steel tube

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Published: 01 November 2007
Fig. 10.8 Close-up view of a waterwall carbon steel tube showing pitting attack after 1 year of service in a subcritical unit in the United States, burning coal containing about 3.0 to 3.5% S and about 300 to 400 ppm chlorine. Source: Ref 14 . Courtesy of Welding Services Inc. More
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Published: 01 November 2007
Fig. 10.19 A corroded carbon steel tube sample from the waterwall of a boiler (subcritical unit) retrofitted with a low NO x burner system with overfire air ports. The waterwall tube suffered accelerated wastage after the furnace was retrofitted with NO x burner system. Courtesy of Welding More
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Published: 31 December 2020
Fig. 20 Effect of normalizing on resistance welded 1015 steel tube. (a) Transverse section with vertical band of the fusion zone and heat affected zone on each side. (b) Normalized tube wit weld zone at center. Light areas are ferrite, dark pearlite. More
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Published: 01 December 2018
Fig. 6.110 Oil-ash corrosion in low-alloy steel tube: (a) scale formation, (b) wall thinning More
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Published: 01 March 2002
Fig. 3.62 Microstructure of an ASME SA 210 steel tube consisting of (a) ferrite (light etching constituent) and pearlite (dark etching constituent) and (b) a hydrogen-damaged region showing cracks (arrows) at the pearlite/ferrite interfaces. 4% picral etch. 1000× More
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Published: 01 January 2000
Fig. 5 Intergranular corrosion of a type 304L stainless steel tube in a shuttle orbiter ammonia boiler. (a) Test performed to show tube ductility. 1×. (b) Cross section through the thin-wall (0.2 mm, or 8 mils) tube revealing sensitization on outside diameter due to carbonaceous deposit formed More
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Published: 01 October 2011
Fig. 15.9 Austenitic stainless steel tube that was corroded where a fabric bag was taped to it. Source: Ref 15.4 , courtesy of M.D. Chaudhari More
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Published: 01 August 2005
Fig. 4 (a) Fracture surface of a steel tube, at approximately actual size, showing point of crack initiation (at arrow), chevron and fanlike marks, and development of shear lips. (b) Fracture-origin area. Original magnification 5×; note that fracture nuclei differ in texture from the main More
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Published: 01 November 2012
Fig. 4 Fracture of a steel tube. (a) Fracture surface at approximately actual size, showing point of crack initiation (at arrow), chevron and fanlike marks, and development of shear lips. (b) Fracture-origin area at 5×; note that fracture nuclei differ in texture from the main fracture surface More
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Published: 01 November 2007
Fig. 14.19 Preferential sulfidation penetration formed in waterwall steel tubes More
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Published: 01 August 2005
Fig. 2.20 Lugless joints made between mild steel tubes using (a) the 54Cu-35Zn-6Ni-4Mn-1Si brazing alloy and (b) the reference 44Ag-30Cu-26Zn brazing alloy More
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Published: 01 December 2006
Fig. 2.89 Extruded stainless steel tubes. The thin wall sections that can be seen under the extruded sections are produced by roll forming. Source: Krupp-Hoesch More
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Published: 01 December 2006
Fig. 5.61 Extrusion of alloy steel tubes on a horizontal press [ Sar 75 ] More
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Published: 01 January 2022
Fig. 13.20 Upper and lower control arms fabricated from steel tubing More
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Published: 01 April 2013
Fig. 1 Typical flaws in resistance welded steel tubing, (a) contact marks (electrode burns), (b) hook cracks (upturned fiber flaws), (c) weld area crack, (d) pinhole, (e) stitching. Views (c), (d), and (e) are mating fracture surfaces of welds. Source: Ref 1 More
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Published: 01 April 2013
Fig. 3 Setup for the flux leakage inspection of welded steel tubing. Source: Ref 1 More
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Published: 01 December 2015
Fig. 2 Carbon steel heat-transfer tube from a fluidized bed that was damaged by erosion and subsequent rusting More
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Published: 01 March 2002
Fig. 1.6 Micrograph of ASME SA213-T22 boiler tube steel showing a microstructure consisting of ferrite (light etching constituent) and a small amount of pearlite (dark etching constituent). Light tan areas are martensite. Etched in 4% picral. 200× More
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Published: 01 November 2007
Fig. 10.7 Cross section of a carbon steel waterwall tube from a subcritical unit in the United States after 21 years of service, showing the maximum wastage at the crown location with about 1.9 mm/yr (7.5 mpy) of wastage rate. Source: Ref 14 . Courtesy of Welding Services Inc. More
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Published: 01 November 2007
Fig. 12.24 Carbon steel (SA178A) superheater tube after 11 months of service in a mass-burning unit. The superheated steam temperature and pressure were 400 °C (750 °F) and 4.5 MPa (625 psig), respectively. Courtesy of Welding Services Inc. More