1-20 of 37 Search Results for

302

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0051292
EISBN: 978-1-62708-225-9
... Abstract Type 302 stainless steel springs used in a printing operation failed by breaking into several pieces after two months in service. The springs were operating over a very small deflection and were regulating the flow of ink, in which they were constantly immersed. Fatigue fractures...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0051293
EISBN: 978-1-62708-225-9
... Abstract Majority of the water feeders in a new chicken house had stopped working. The water feeders were found to be operated on the principle that when the chickens pecked a plastic bowl, a compressed spring released a squirt of water. The small compression springs were made from type 302...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.matlhand.c0048052
EISBN: 978-1-62708-224-2
... failures had occurred in links having hardness values in the range of 375 to 444 HRB. It was revealed by the supplier that the previous hardness level of 302 to 375 HRB was increased to minimize wear which made the links were made notch sensitive and resulted in fractures that initiated at the butt-weld...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0048139
EISBN: 978-1-62708-225-9
... Abstract The conical helical spring sealed, within each switch enclosure, fractured to lead to the failure of several electrical toggle switches. The spring was fabricated from 0.43 mm diam AISI type 302 stainless steel wires. Appreciable amount of scale was observed on the fracture surface...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c9001547
EISBN: 978-1-62708-225-9
... Abstract Life testing of cyclic loaded, miniature extension springs made of 17-7 PH stainless steel wire and AISI 302 Condition B stainless steel wire has shown end hook configuration to be a major source of weakness. To avoid cracking and subsequent fatigue failure, it was found that stress...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.conag.c0048077
EISBN: 978-1-62708-221-1
...-quenched and tempered to a hardness of 302 to 352 HRB and all machining discontinuities were removed. Brinell hardness Fatigue strength Magnetic particle testing Radii 1040 UNS G10400 Fatigue fracture The 14-cm (5 1 2 -in.) diam main hoist shaft of a mobile shovel was found to have...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.conag.c0048082
EISBN: 978-1-62708-221-1
...Abstract Abstract The horizontal cross-travel shaft on a derrick failed after two years of service. The shaft was required to be made of 4140 steel quenched to a hardness of 302 to 352 HRB. The shaft was found to have fractured approximately 13 mm from the change in section between the splined...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001905
EISBN: 978-1-62708-217-4
...Abstract Abstract A bomb retaining ring fabricated from type 302 stainless steel unwrapped during a practice flight, causing the bomb fins to deploy. The retaining ring was able to unwrap itself because it was thinner and softer than required. Hardness testing, metallography, and tensile...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.steel.c0047406
EISBN: 978-1-62708-232-7
... the replacement pinions to a hardness of 255 to 302 HRB. Machining of the tooth roots was revised to eliminate all tool marks. Surface hardening was applied to all tooth surfaces, including the root. Proper alignment of the pinion was ensured by carefully checking the meshing of the teeth at startup. Selected...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0009190
EISBN: 978-1-62708-225-9
... that the optimized gear geometry reduced the maximum contact temperature to a T c of 150 °C (302 °F). The combination of reduced contact temperature and the increased scuffing resistance provided by the higher viscosity mineral oil with antiscuff additives reduces the scuffing probability to <5%. Fig. 3...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001118
EISBN: 978-1-62708-214-3
... in a commercial aircraft secondary unit, which began leaking oil heavily. Removal and inspection of the seals showed that the internal springs had fractured. The springs were made from AISI type 302 stainless steel, work hardened by drawing to 2140 to 2240 MPa (310 to 325 ksi). The two ends of a single length...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.auto.c0001784
EISBN: 978-1-62708-218-1
... 340 49 275 40 195 28 135 20 241–255 785 114 595 86 350 51 290 42 200 29 145 21 255–269 835 121 650 94 380 55 305 44 205 30 145 21 269–285 875 127 695 101 395 57 315 46 205 30 150 22 285–302 930 135 760 110 420 61 340 49 215 31 150 22...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001051
EISBN: 978-1-62708-214-3
... of localized corrosion and propagating by fatigue. The cause of the pitting/cracking was related to the unit's copper species in solution. Boilers Nuclear reactor components Stress-corrosion cracking Welded joints ASTM 302 grade B UNS K12022 Corrosion fatigue Background Visual Examination...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001075
EISBN: 978-1-62708-214-3
... to about 170 MPa (110 to 25 ksi) in the notched samples. The data in Fig. 9 ( Ref 4 ) for annealed (soft) type 302 stainless steel show that the fatigue strength of this steel in the annealed condition is not notch sensitive. Additionally, data in Ref 5 show that with a stress-concentration factor of 3...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001811
EISBN: 978-1-62708-180-1
... transition, see the article “Mechanisms and Appearances of Ductile and Brittle Fracture” in this Volume. Low-carbon steel chains are in wide use and are generally acceptable. However, to ensure a greater margin of safety, alloy steel chains with a hardness of 302 to 352 HB are recommended. Chain...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001084
EISBN: 978-1-62708-214-3
..., probably exposing some of the subsurface porosity. The cast impeller was specified by the supplier to be a modified version of CA- 15, a 12% Cr martensitic stainless steel with a nominal 2% Cu addition for improved resistance to cavitation. The hardness was specified to range from 248 to 302 HB...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0046247
EISBN: 978-1-62708-235-8
... and Prevention , Vol 11 , ASM Handbook , ASM International , 2002 , p 700 – 727 10.31399/asm.hb.v11.a0003544 Chemical analysis showed the metal in the wheel to be medium-carbon steel within the ranges given in ASTM A 186. Hardness of the tread was 302 HB and of the web was 255 HB. Visual...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001134
EISBN: 978-1-62708-214-3
... depth of approximately 0.2 mm (0.007 in.). An estimated conversion to Brinell hardness suggested that the material was harder than the value recommended for safety (302 to 352 HB). Microhardness values <xref rid="c9001134-tn1" ref-type="table-fn">(a)</xref> Table 1 Microhardness values...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.bldgs.c0047694
EISBN: 978-1-62708-219-8
... 1160 5.0 Welded As-welded 113 250 0 Resistance heated (a) 3-5 s at 595 °C (1100 °F) 356-445 785-980 1.0-2.0 6.2-6.5 s at 595 °C (1100 °F) 290-302 640-665 1.8-2.0 7-8 s at 650 °C (1200 °F) 238-252 525-555 3.0-8.0 7.7-8.2 s at 705 °C (1300 °F) 233-245 514-540 9.0...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001280
EISBN: 978-1-62708-215-0
... at room temperature was apparently a consequence of the cracking in the weld metal. Table 2 Results of tensile testing Specimen Temperature Yield strength Ultimate tensile strength Uniform elongation, Total elongation, °C °F MPa ksi MPa ksi % % Failed weld RT 302...