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rectangular blanks

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Published: 01 January 2006
Fig. 65 Laying out the blank. The dimensions of the rectangular blank are established as X=264 mm (10 in.) and Y=531 mm (21 in.) by measuring the perimeter along the major and minor center lines. Mark out the positions of the center lines and then the positions of the centers of the corner More
Book Chapter

Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005117
EISBN: 978-1-62708-186-3
...-forming operations, namely, rectangular blank, rough blank, partially developed blank, and fully developed blank. It concludes with a discussion on the process capabilities, applications, and limitations of fine-edge blanking and piercing. blanking cam piercing conventional piercing...
Image
Published: 01 January 2006
Fig. 67 Development of blank corners for rectangular shells More
Image
Published: 01 January 2006
Fig. 23 Flanged rectangular box drawn from a blank with restraint at the corners. See text for details. More
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005101
EISBN: 978-1-62708-186-3
.... Source: Ref 3 Example: Effect of Metal Thickness on Deep Drawing of Shells <xref rid="a0005101-ref7" ref-type="bibr">(Ref 7)</xref> The stock thickness and its relation to the diameter or width of the blank affects the formability of round, square, and rectangular shells. Stock thickness also...
Image
Published: 01 January 2006
Fig. 19 Corner-layout method, and typical corners, for blanks for square or rectangular shells in areas A, B, and D in Fig. 18 . Corner shape varies with shell dimensions, and the shape typical of area B and that typical of area D extend into adjacent areas. More
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005162
EISBN: 978-1-62708-186-3
.... Dimensions given in inches The operations for making the part included piercing the 2.84/2.77 mm (0.112/0.109 in.) diameter hole, blanking the rectangular cutout, notching the outside of the blank (leaving a 13 mm, or 0.5 in., wide center carrier tab), bending the circle in three steps starting...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005108
EISBN: 978-1-62708-186-3
... classifications: Rectangular blanks Rough blanks Partially developed blanks Fully developed blanks These types of blanks are described in more detail in the section “Blanking Operations” in the preceding article “Blanking and Piercing” in this Volume. This classification of blanks has...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005121
EISBN: 978-1-62708-186-3
... by a process in which a flat blank is constrained by a blankholder while the central portion of the sheet is pushed into a die opening with a punch to draw the metal into the desired shape without causing wrinkles or splits in the drawn part. This generally requires the use of presses having a double action...
Book Chapter

By Robert Bolin
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003982
EISBN: 978-1-62708-185-6
... of the most important qualities of a successful, modern contour ring rolling company is still the practical experience gained from producing a wide range of shapes in a variety of materials over many years. Many contours can be rolled from regular rectangular blanks, especially axisymmetric shapes...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005144
EISBN: 978-1-62708-186-3
... (0.025 in.) annealed sheet were drawn to a cup 200 mm (8 in.) in diameter by 400 mm (16 in.) in depth; they were redrawn to a cup 140 mm (5 1 2 in.) in diameter by 585 mm (23 in.) in depth. Starting with a rectangular blank of 1.3 mm (0.051 in.) AZ31B-O, 455 by 485 mm (18 by 19...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005182
EISBN: 978-1-62708-186-3
... dividers In order to perform a CGA, one must have access to the flat blank before stamping. Measure and record the thickness of the blank as well as other descriptive information, such as dimensions and configuration (rectangular, trapezoid, developed, etc.). Application of Circle Grids to Blank...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005122
EISBN: 978-1-62708-186-3
... the blank in order to perform some stretch-forming operations. Metals with yield strength and tensile strength very nearly the same, such as titanium, necessitate the use of automatic equipment for determining the amount of strain for uniform results. Optimal results are achieved with rectangular...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005139
EISBN: 978-1-62708-186-3
... Abstract This article discusses the selection of types of stainless steel for various methods of forming based on the formability and on the power required for forming. It reviews the requirements of lubrication, blanking, and piercing. The article describes various forming methods, namely...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005141
EISBN: 978-1-62708-186-3
... used in the forming. It also analyzes the various forming processes of aluminum alloys. The processes include blanking and piercing, bending, press-brake forming, contour roll forming, deep drawing, spinning, stretch forming, rubber-pad forming, warm forming, superplastic forming, explosive forming...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005109
EISBN: 978-1-62708-186-3
... strength stock thickness transfer dies PIERCING is the cutting of holes in sheet metal, generally by removing a slug of metal, with a punch and die. Piercing is similar to blanking, except that in piercing the work metal that surrounds the piercing punch is the workpiece and the punched-out slug...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005165
EISBN: 978-1-62708-186-3
... the components of multiple-slide rotary forming machines involved in the blanking and forming of strip stock. It describes a complicated application of the two-level forming, with an example. multiple-slide forming multiple-slide rotary forming machines strip MULTIPLE-SLIDE FORMING is a process...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005154
EISBN: 978-1-62708-186-3
... are subject to processing steps in addition to the forming operation. This may include blanking/cutting before or after forming, various joining methods, processes for making holes, and so forth. For high-volume production, such operations may be performed with equipment included in the production line...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005124
EISBN: 978-1-62708-186-3
...-metal form block can be extended by facing it with steel. Form blocks are fitted with locating pins to hold the blanks in position while they are being formed. The form block is placed on a platen, or pressing block ( Fig. 1 ), which fits closely into the rubber-pad retainer to avoid extrusion...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006801
EISBN: 978-1-62708-329-4
...-hardening strength increase. Referencing the dog bone shapes in Fig. 1 , the tensile coupon has a rectangular cross section in the gage region at the beginning of the test. During the tensile test, the volume of metal in the gage region is constant but is redistributed, with an increase in length...