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DC electric arc

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Journal Articles
Alloy Digest (1975) 24 (5): Ni-217.
Published: 01 May 1975
... workability, ductility and impact strength. Colmonoy No. 5 is supplied as crushed powder for application with Wall Colmonoy's SPRAYWELD Process. Also, it is supplied as bare or coated rod for either oxyacetylene or DC electric-arc (reverse polarity) application, as well as castings. This datasheet provides...
Journal Articles
Alloy Digest (1975) 24 (12): Ni-222.
Published: 01 December 1975
...: Ni-222. Producer or source: Wall Colmonoy Corporation. Producer or Source: Wall Colmonoy Corporation Copyright © ASM International® 1996 1996 ASM International chemical composition COLMONOY No. 4 compressive strength corrosion-resistant alloys DC electric arc ductility elasticity...
Journal Articles
Alloy Digest (2002) 51 (1): SS-843.
Published: 01 January 2002
... No. 1 58 63 Special No. 1 60 65 Both alloys have 13% chromium-boride crystals with a hardness of 4100 DPH. General Characteristics: Colmonoy No. 1 and Special No. 1 are applied by conventional direct-current (DC) electric arc welding, using reverse polarity, and with slightly greater heat than with mild...
Journal Articles
Alloy Digest (2005) 54 (3): TS-614.
Published: 01 March 2005
... Finkl DC is a single-vacuum melted AISI H13 type material made by the vacuum arc degassing (VAD) process. The vanadium content of 1% in addition to a high chromium (Cr 5%) and molybdenum (Mo 1.4%) promotes hot strength and wear resistance. This datasheet provides information on composition...
Journal Articles
Alloy Digest (1974) 23 (10): Ni-210.
Published: 01 October 1974
... Spraywelder or Fusewelder. (2) Welding rods for oxyacetylene or DC electric-arc welding. and (3) Castings by special order. Applications: Colmonoy No. 70 is used primarily to resist fretting corrosion, as on high operating temperature jet engine parts. It is also used on engine valves. chemical valves, pump...
Journal Articles
Alloy Digest (1990) 39 (4): Fe-90.
Published: 01 April 1990
... be increased or decreased in small steps. General Characteristics: Silicon Core Iron B has very low hysteresis loss. medium electrical resistivity and high initial permeability in AC and DC cixuits and it has low residual magnetism in DC circuits and is virtually free from magnetic aging. Forms Available...
Journal Articles
Alloy Digest (1994) 43 (1): Fe-104.
Published: 01 January 1994
... the mill product can be improved by a thermal treatment. Heat treatment temperatures of 1350°F (73O C) or higher should be employed to obtain part unifomrity of magnetic properties. With increasing tetnperarure, DC magnetic properties become softer provided no surface contamination of carbon, sulfur...
Journal Articles
Alloy Digest (1970) 19 (6): Cu-216.
Published: 01 June 1970
... Brinell hardness 90 Heat Treatment: Anneal: Heat cold-worked material to l200-115OoF and cool. Rate of cooling is not critical. This material cannot be hardened by heat treatment. It can be hardened only by cold working. To minimize oxidation during annealing. It i\ dc<tmble to use a mildly reducing...
Journal Articles
Alloy Digest (1998) 47 (1): Fe-116.
Published: 01 January 1998
... characteristics over Silicon Core Iron B. Im- provements in machinability of up to 40% have been realized on automatic screw machines. Silicon Core Iron B-FM also displays 02 0.5 1.0 20 5.0 10.0 20.0 50.0 100.0 Hagneihlrq Forem-Oustods Fig. 1 Normal DC magnetization curves for Carpeaur Silicon Core Iron B-FM...
Journal Articles
Alloy Digest (2002) 51 (9): Al-381.
Published: 01 September 2002
.... 1xxx, 2xxx, and 4xxx series electrodes would use the lower amperage and higher arc voltages. DC (EP), direct current electrode positive (b) Metal thickness of 0.75 in or greater for fillet welds sometimes employs a double-vee bevel of 50° or greater included vee with 3/32 in. land thickness...
Journal Articles
Alloy Digest (1996) 45 (2): Ni-499.
Published: 01 February 1996
...-ROD 55 will be harder than that deposited by NI-ROD. Table 1 gives mechanical properties for all-weld-metal deposits of NI-ROD 55. Weldability: NI-ROD 55 can be used in the flat. vertical and overhead posi- tions. AC or DC welding current may be used although DC is preferred. Table 2 lists amperages...
Journal Articles
Alloy Digest (1996) 45 (2): SS-635.
Published: 01 February 1996
... ln i = = LOmo x 5 0 F ul 2 zom i ; ; ; 1ocm 600 7al 800 900 1000 1100 1200 DC 1;oo 1300 1500 ttol 1900 2100 2300 OF 17 .I9 II T t s: 29 SS-635 B ...
Journal Articles
Alloy Digest (2011) 60 (2): Ni-686.
Published: 01 February 2011
... (49.9) Temperature coefficient of resistivity, °C (°F), 0 25 (32 77) °C 1 (ºF 1) 0.006 (0.003) Curie temperature, °C (°F) 355 (671) DC magnetic properties Coercivity, A/m (Oe) 0.038 (3.0) Saturation induction, T (G) 0.61 (6050) Magnetic attraction yes Specific heat, J/kg·K (Btu/lb·ºF) 418 (0.099...
Journal Articles
Alloy Digest (1965) 14 (9): Al-147.
Published: 01 September 1965
... the best speed and economy as well as a clean and sound weld. Chloride-fluoride fluxes are recommended. Metallic-arc welding is accomplish- ed with a flux-coated electrode using standard DC welding machines. Best welding is done with the inert-gas electric-arc process wherein the inert helium or argon...
Journal Articles
Alloy Digest (1991) 40 (6): Al-317.
Published: 01 June 1991
... to shesscorro sicm cracking. It has good gas, am and resistance welding CharacteristiCS. Forms Available: Sheet and plate Applications: Anodized auto and appliance trim Producer: Alumimlm mills. Refer to the Aluminum Association, Inc. Washington, DC 20006 ...
Journal Articles
Alloy Digest (2003) 52 (1): Ni-600.
Published: 01 January 2003
... 1.12 (10 40) 0.70 2.80 (25 100) cmh (cfh) Blocking gas 100% argon 100% argon Blocking gas flow rate, 0.14 0.70 (5 25) 0.14 0.70 (5 25) cmh (cfh) Current DC straight DC reverse Amps 100 250 80 180, 60 300 peak Volts 12 14 10 22 Bead Straight or slight weave Straight or slight weave Interpass temperature...
Journal Articles
Alloy Digest (1969) 18 (5): Zr-5.
Published: 01 May 1969
... atmosphere. Either AC or DC power can be used; however, DC straight polarity is preferred to insure a more stable src. Braain8 can be done in a vacuum furnace using either sh?r-mangsnese alloy as a ElIa metal. Open brazing can be done with a copper-silva-phosphorous alloy and a proper flux. ...
Journal Articles
Alloy Digest (1965) 14 (4): Al-144.
Published: 01 April 1965
... carefully to show a neutral flame in order to obtain the best speed and economy as well as a clean and sound weld. Chloride-fluoride fluxes are recommended. Metallic-arc welding is ac- complished with a flux-coated electrode using standard DC welding machines. Best welding is done with the inert-gas...
Journal Articles
Alloy Digest (2002) 51 (4): TS-598.
Published: 01 April 2002
... CALMAX/CARMOTIG-WELD 1.6 1000 a) Weld current: dc positive pole. Redrying temperature: 400 °C (750 °F), 1 h ...
Journal Articles
Alloy Digest (1970) 19 (8): SS-11.
Published: 01 August 1970
... with coated electrodes having an as-deposited composition which is balanced with that of the base metal. Electrodes are available with lime coating for DC use. or with titania coating for AC/DC use. These balanced electrodes produce crack-free weld deposits. Inert gas arc weiding may be performed manually...