AMS Resource, Inc. - Alloy, Metal & Steel Supplier

4140 / E4140 / 4142 / E4142 Oil Hardening Cr-Mo Alloy Steel

Description

This is one of the chromium, molybdenum, manganese low alloy steels noted for toughness, good torsional strength and good fatigue strength.

4140 AQ ( Aircraft Quality)
4140 CT (Calcium Treated)
4140 CT QTSR (Calcium Treated, Quenched & Tempered, Stress Relieved)
4140 HT (Heat Treated)
4140H
E4140
E4140 HT
4142 HT (Heat Treated)
4142 QT (Quenched & Tempered)
4142H
4142H HT (Heat Treated)

Applications

AISI 4140 is used extensively in most industry sectors for a wide range of applications such as:

Strippers bolts, axle shafts, tool bodies, bolsters holder blocks, stubs, crankshafts, tool holders, machinery parts and components, mold bases, couplings, connecting rods, tie rods, conveyor parts, ejectors, reamer bodies, chuck bodies, boring bars, crow bars, back up and support tooling, axles, collets, guides,
logging parts, fixtures, piston rods, conveyor pins & rolls, tracks, shafts, jigs, rams, ejector pins, ways sprockets, molds, hydraulic machinery shafts, forks, slides, studs, cams, gears, guide rods, wear strips or part, pump shafts, drill collars, sprockets, torsion bars, forming dies, ring gears, gear racks,
chain links, lathe spindles, brake dies, adapters valves, spindles, logging parts, trim dies, arbors, milling spindles, motor shafts, pinch bars, pins, pinions, nuts, pump shafts, tool holders, sockets, worms,

Specifications

UNS# G41400 4140, AISI 4140 SAE 4140, B7, B7M, 7, 7M, L7, L7M, L7C Cr-Mo ALLOY STEEL
UNS# G41420 4142, AISI 4142, SAE 4142 Cr-Mo ALLOY STEEL
AMS 6349B (4140) STEEL BARS
AMS 6381F (4140) STEEL MECHANICAL TUBING
AMS 6382L (4140) STEEL BARS, FORGINGS & RINGS
AMS 6390C (4140) (MECHANICAL TUBING)
AMS 6452B (4140) STEEL, WELDING WIRE
AMS 6529A (4140) STEEL BARS
ASTM A-1031 STEEL, SHEET & STRIP, HEAVY-THICKNESS COILS, ALLOY, DRAWING STEEL AND STRUCTURAL STEEL, HOT-ROLLED
ASTM A-193 (B7, B7M)ALLOY-STEEL & STAINLESS STEEL BOLTING MATERIALS FOR HIGH-TEMP. SERVICE
ASTM A-194 (7, 7M)CARBON & ALLOY NUTS FOR BOLTS FOR HIGH-PRESSURE & HIGH-TEMP. SERVICE
ASTM A-29 GENERAL REQUIREMENTS FOR CARBON & ALLOY BARS, WROUGHT & COLD-FINISHED
ASTM A-320 (L7, L7M, L7C) ALLOY STEEL BOLTING MATERIAL FOR LOW TEMPERATURE SERVICE
ASTM A-322 STEEL BARS, ALLOY, STANDARD GRADES
ASTM A-331 STEEL BARS, ALLOY, COLD-FINISHED
ASTM A-434 (BC and BD) SPECIFICATION FOR STEEL BARS, ALLOY, HOT-WROUGHT OR COLD-FINISHED, QUENCHED AND TEMPERED
ASTM A-506 STANDARD SPEC. FOR STEEL SHEET & STRIP, ALLOY, HR QUALITY & STRUCTURAL QUALITY
ASTM A-513 ELECTRIC-RESISTANT-WELDED CARBON & ALLOY TUBING
ASTM A-519 SEAMLESS CARBON & ALLOY MECHANICAL TUBING
ASTM A-521 SPECIFICATION FOR STEEL, CLOSED-IMPRESSED DIE FORGING FOR GENERAL INDUSTRIAL USE
ASTM A-547 (4142) SPEC. FOR ALLOY WIRE, COLD-HEADING QUALITY, FOR HEX-HEAD BOLTS
ASTM A-646 PREMIUM QUALITY ALLOY STEEL BLOOMS & BILLETS FOR AIRCRAFT & AEROSPACE FORGINGS
ASTM A-689 SPECIFICATION FOR CARBON AND ALLOY STEEL BARS FOR SPRINGS
ASTM A-711 STANDARD SPEC. FOR STEEL FORGING STOCK
ASTM A-752 GENERAL REQUIREMENTS FOR WIRE RODS & COARSE WIRE, ALLOY STEEL
ASTM A-829 ALLOY STRUCTURAL STEEL PLATES
ASTM A-866 SPECIFICATION FOR MEDIUM CARBON ANTI-FRICTION BEARING STEEL
MIL-B-6812E BOLTS, AIRCRAFT
MIL-C-10387J COUPLINGS, CLAMP, PIPE: WITH BOLTS & SYNTHETIC-RUBBER GASKETS FOR GROOVED-END PIPE
MIL-R-5632B RODS & WIRE, STEEL, WELDING (FOR AIRCRAFT APPLICATIONS
MIL-S-24093A STEEL FORGINGS, CARBON & ALLOY HEAT TREATED
MIL-S-5626C STEEL, CHROME-MOLYBDENUM (4140) BARS, RODS, & FORGING STOCK (FOR AIRCRAFT APPLICATION)
QQ-S-626 ALLOY STEEL PLATES ( STRUCTURAL )
SAE J1397 ESTIMATED MECHANICAL PROPERTIES & MACHINABILITY OF STEEL BARS
SAE J404 CHEMICAL COMPOSITIONS OF SAE ALLOY STEELS
SAE J412 GENERAL CHARACTERISTICS & HEAT TREATMENTS OF STEELS GENERAL CHARACTERISTICS & HEAT TREATMENTS OF STEELS

Available Forms

  • Bar
  • Extrusion-shapes
  • Forge
  • Hex Bar
  • Plate
  • Rectangle Bar
  • Rod
  • Rolled Rings
  • Square Bar
  • Square Tubes
  • Tubes