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tool steel grade

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Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0009222
EISBN: 978-1-62708-180-1
.... These are mechanical design, grade of tool steel, machining procedure, heat treatment, grinding, and handling. A deficiency in any one of the factors can lead to a tool and die failure. The article presents a seven-step procedure to be followed when looking for the reason for a failure. A review of the results...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001814
EISBN: 978-1-62708-180-1
.... A number of factors are responsible for tool and die failures including: Mechanical design: Must be compatible with the steel grade selected, the procedures required to manufacture the tool or die, and the use of the tool or die Grade selection: Must be compatible with the design chosen...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0047010
EISBN: 978-1-62708-234-1
... including a maraging steel (18% Ni, grade 250), a vanadium-modified 4337 gun steel (4337V), H19 tool steel, and high-temperature alloys Rene 41, Inconel 718, and Udimet 630. All the alloys evaluated had been used in mortar tubes previously or were known to meet the estimated minimum yield strength...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.machtools.c0089456
EISBN: 978-1-62708-223-5
... was observed. The fracture was found to have originated near the high-stress region of the die face examination of the fracture surface. Failure of the die was concluded to have originated in an area of abnormally high hardness which is prone to microcracking during heat treatment for this grade of tool steel...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001571
EISBN: 978-1-62708-229-7
... stainless steel cladding and the A533 Grade B plate material to a depth of about mid-wall. The microstructures of these specimens were compared to that of specimens cut from the Midland, Michigan reactor vessel, made from the same grade and thickness but never placed in service. These specimens were...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.machtools.c0047779
EISBN: 978-1-62708-223-5
... Abstract Two A6 tool steel (free machining grade) shafts, parts of a clamping device used for bending 5.7 cm OD tubing on an 8.6 cm radius, failed simultaneously under a maximum clamping force of 54,430 kg. The shaft was imposed with cyclic tensile stresses due to the clamping force...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001780
EISBN: 978-1-62708-241-9
... in the machining rate (quantity of parts) for a given tool life when changing from AISI 1045 steel to AISI 1144 resulfurized grade [ 7 ]. Increased “machinability” can be measured in many other ways, such as lower cost due to removal of secondary operations as a result of improved surface finish on resulfurized...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001122
EISBN: 978-1-62708-214-3
..., 34 , 470 . 11. Bain E.C. and Paxton H.W. , Alloying Elements in Steel , 2nd ed. , American Society for Metals , 1966 , p 185 . Selected References Selected References • Vander Voort G.F. , Failures of Tools and Dies , Failure Analysis and Prevention , Vol 11...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c9001595
EISBN: 978-1-62708-235-8
... claims to the contrary. All alloy specifications include permissible ranges of individual elemental concentrations, which are necessary to keep these materials economically feasible. When hardenability is of paramount importance, ‘H’ grades of steels are frequently available. These steels specify...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003510
EISBN: 978-1-62708-180-1
... = % carbon Table 2 Size changes during hardening of carbon tool steels Reaction Volume change, % Dimensional change, in./in. Spheroidite → austenite −4.64 + 2.21 (%C) 0.0155 + 0.0074 (%C) Austenite → martensite 4.64 − 0.53 (%C) 0.0155 − 0.00118 (%C) Spheroidite → martensite...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003501
EISBN: 978-1-62708-180-1
..., failure analysts need to understand the underlying principles and practices of design and materials selection as basic tools in failure prevention. However, failure analysts also recognize that the synergistic effects of service conditions, manufacturing effects, and material characteristics...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001121
EISBN: 978-1-62708-214-3
... from a variety of cast iron and steel grades. This particular die contained 26 inserts located around the binder ring. After 14,520 production cycles, one of the inserts failed. Under normal operating conditions, the expected life of similar tools exceeds 300,000 cycles. Because of the complexity...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001776
EISBN: 978-1-62708-241-9
... that the precipitation of carbides at the grain boundaries may have occurred because of improper heat treatment, but not because of a deficiency in composition. crusher jaws fracture embrittlement steel grainy surface texture metallographic analysis impact strength ASTM A 128 grade B-4 (austenitic manganese...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001794
EISBN: 978-1-62708-241-9
... Excerpt from the assembly drawing showing the position of the broken shaft The broken shaft is made of low-alloy steel grade AISI 4340. According to the submitted drawing, the shaft should have been quenched and tempered to minimum yield strength of 101 ksi. The part was submitted at our laboratory...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001163
EISBN: 978-1-62708-234-1
... can, if the size and shape of the component are suitable, be reduced by stress relieving at temperatures of about 900°C. However, this is only possible with stabilised austenitic steels, which are not susceptible to grain boundary attack, and with the ELC grades containing a maximum carbon content...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001771
EISBN: 978-1-62708-241-9
... analysis ductility HP grade Cr-Ni steel (austenitic heat resistant steel) Introduction Experimental Procedure Results and Discussion Reason of Failure Conclusion References References 1. May I.L. , Silveira T.L. , Vianna C.H. : Criteria for the evaluation...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003520
EISBN: 978-1-62708-180-1
.... It was oil quenched and tempered, rough turned, pickled, and hot dip galvanized. A tool steel slip ring was placed under the head between the pin and the insulator. Misalignment caused the tool steel ring to make marks in the galvanized coating on one side where it was in compression but not elsewhere...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001779
EISBN: 978-1-62708-241-9
..., samples were taken from the inner part of the damaged booster pump casing ( Fig. 2 ). Chemical composition of pump casing is given in Table 1 . In addition, to investigation on mechanical properties of pump’s material and comparison with the design alloy, carbon steel grade C30 ( Table 2 ), a tensile...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.rail.c9001719
EISBN: 978-1-62708-231-0
... . Axles used in the railroad industry should adhere to the specifications in ASTM A21 — Standard Specification for Carbon Steel Axles. The standard outlines mechanical and chemical requirements for the various axle steel grades. This particular axle was a Grade F heat-treated axle. A spectrographic...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001813
EISBN: 978-1-62708-180-1
..., ranging from delicate hairsprings for watches to massive buffer springs for railroad equipment. The vast majority of springs are made from one of several grades of carbon or alloy steel. However, to accommodate the broad spectrum of applications, springs have been made from a wide variety of metals...