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AISI TYPE T4

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Journal Articles
Alloy Digest (1982) 31 (3): TS-395.
Published: 01 March 1982
... AISI Type T4 is made by adding 5% cobalt to the conventional 18% tungsten-4% chromium-1% vanadium (AISI Type T1) tool steel. The cobalt dissolves in the ferrite and strengthens the matrix of the steel whereas the other alloying elements form carbides. Thus the cobalt increases the hot or red...
Journal Articles
Alloy Digest (1966) 15 (7): TS-180.
Published: 01 July 1966
.... Weldabi Ii ty: When welding this sreel LO soft steel shanks, anneal immediately before the weld cools below a red hear to avoid chance of cracking. Tool bits can be brazed onto the tool shanks. Specification Equivalents: AISI Type T4 General Characteri sti es: Panther Special is a cobalt type high speed...
Journal Articles
Alloy Digest (1980) 29 (8): TS-367.
Published: 01 August 1980
..., ashes or Sil-O-Gel. Toughness: Unnotched (smooth) Izod impact data on Red Cut Cobalt are given in Figure 2. Specification Equivalents: AISI Type T4. SAE Type T4. UNS No. T12004. General Characteristics: As mentioned in the introduction, Red Cut Cobalt high- speed steel contains 18% tungsten, 4% chromium...
Journal Articles
Alloy Digest (1973) 22 (6): Al-207.
Published: 01 June 1973
... X2036-T4 can be fusion welded with the TlG and MIG processes. TIC is generally preferred for the lighter gauge sheets. Because of the drop in ductility, fusion welded joints have limitations for structural type joints The recommended fiir alloy is 4043. Aluminum X2036-T4 has good machining...
Journal Articles
Alloy Digest (1960) 9 (2): TS-89.
Published: 01 February 1960
... of cooling, or furnace cooled. Finished forgings should always be annealed. Specification Equivalents: AISI Type T-4 SAE Type T-4 General Characteristics: Tools made from high cobalt high speed steels are used for special types of machine work. Longer life and faster cutting speeds obtainable...
Journal Articles
Alloy Digest (1957) 6 (6): SS-57.
Published: 01 June 1957
...-1/4 0.002-0.004 % 0.004-0.007 0.007-0.015 over 1 0.015-0.025 Specification Equivalents: SAE 60420 AISI 420 (wrought) Weldability: Type CA-40 castings can be welded by metal-arc, inert-gas arc, and oxyacetylene gas methods. Metal- arc is most frequently used. Oxyaceylene welding is not advisable...
Journal Articles
Alloy Digest (1977) 26 (12): TS-328.
Published: 01 December 1977
... should be preheated slowly to about 6000F for welding. Brazing also can be used for joining Cyclops S2. Specification Equivalents: AISI Type S2. SAE Type S2. UNS T4 1902. General Characteristics: Cyclops S2 is a water or oil-hardening silicon-molybd- enum-vanadium tool steel. It water hardens to about...
Journal Articles
Alloy Digest (1980) 29 (6): TS-363.
Published: 01 June 1980
... ON WORLD WIDE METALS AND ALLOYS @ Copyright 1980. Engineering Publications, Inc. All rights reserved., Published by Engineering Alloys Digest, Inc. Part office Box 823 Upper Montclair, New Jersey AL Tech 609* (Shock-Resisting Steel; AISI Type S61 AL Tech 609 is a silicon type of shock-resisting tool steel...
Journal Articles
Alloy Digest (1964) 13 (1): SS-151.
Published: 01 January 1964
... *Fracture in 300 hours 35900-42600 24600-29200 in 1,000 hours 3 1400-3810@ 20200-25750 in 5,000 hours 25750-29200 18000-21300 in 10,000 hours 22400-26900 14600- 18000 in 20,080 hours over 21300 in 30,000 hours over 18000 *The stresses co fracture depend upon the type of heat treatment ac- corded...