For brittle polymers such as poly(methyl methacrylate) (PMMA) or styrene acrylonitrile copolymer (SAN), the value of the weld-line factor, i.e., the strength ratio between the welded and the non-welded specimen, is higher than that measured by tensile testing, because of the notch ...
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15 JB/T7949-1999: Weld outer dimensions for steel construction16 GB50205-2001: Test Standard for Acceptance of Steel Structure17 GB/T470-1997: Zinc Ingot18 GB3098.1-2000: Mechanical properties of fasteners-Part 1: Bolts, screws and studs19 GB3098.2-...
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than that of the base material by 50-200MPa and any part of 1m length of the welded steel tube in the surface part of the outside of the welded steel tube expect its weld zone has the bearing force higher than that of the base material by 50-300MPa in zonally two or more rounds....
A R 400,450,500,550,600;WELDX700,WELDX900,WELDX960; NF: FORA400,FORA500,Creusabro4800,Creusabro8000; EN: QUARD400,QUARD450,QUARD500 ; RAEX320,RAEX400,RAEX450,RAEX500; DUrostat400,DUrostat450,DUrostat500; JIS: JFE-EH3...
15 JB/T7949-1999: Weld outer dimensions for steel construction 16 GB50205-2001: Test Standard for Acceptance of Steel Structure 17 GB/T470-1997: Zinc Ingot 18 GB3098.1-2000: Mechanical properties of fasteners-Part 1: Bolts, screws and studs ...
A method of making weld metal having a yield strength in the range of from about 110,000 p.s.i. to about 150,000 p.s.i. and high toughness comprising the step of consuming in a shielded arc a weld wire consisting essentially of, by weight, about 0.12 percent maximum carbon, 0.010 ...
However, the mechanical properties of this steel will be affected if it is welded in the heat treated condition, and post weld heat treatment should be performed.Heat Treament AISI 4140 alloy steel is heated at 845°C (1550°F) followed by quenching in o...
Evaluation of post-weld heat treatments for corrosion protection in friction stir welded 2024 and 7075 aluminum alloys. Wichita State University; 2005... CA Widener - Wichita State University. 被引量: 17发表: 2005年 Slow-strain-rate stress corrosion testing of welded joints of Al-Mg alloys corr...