• Model NO.：Alloy special steel round bar 42CrMoS4
• Heat Treatment：Annealed
• Length：3000-5800mm
• Non-Metallic Inclusiton：ASTM E45
• Grain Size：ASTM E112
• Process：Eaf+Lf+Vd+Forged+Heat Treatment(Optional)
• Technology：Hot Rolled, Forged, Cold Drawn
• Usage：Automotive, Aerospace, Power Generation, Oil & Gas
• Ex-Stock：Yes
• Service：24 Hours on Line
• Other Type：Engineering Steel, Cold Work Tool Steel
• Transport Package：Seaworthy Package
• Specification：DIA 60-600
• Trademark：zayi
• Origin：China
• HS Code：72284000
• Production Capacity：48000tons,Month

42CrMo4 (1.7225)414042CrMo4SCM440H42CD4708M4042CrMo440CrMo442CrMo224442CrMo435KHM42CrMo44142   CFS11 F1252   38KHM  
3: AISI 4140 steel chemical compositionCSiMnPSCrMo0.38 - 0.45max   0.40.6 - 0.9max   0.0250.02 - 0.040.9 - 1.20.15 - 0.3 
4: AISI 4140 steel mechanical properties(for guidance only)Nominal diameter (mm):  to 1616 - 4040 - 100100 - 160160 - 250Rm - Tensile strength (MPa) (+QT)1100-13001000-1200900-1100800-950750-900Rm - Tensile strength (MPa) (+AC)630 Nominal diameter(mm):   or for flat products thickness: to 8; 8-20; 20-60; 60-100; 100-160;to 1616 - 4040 - 100100 - 160160 - 250Re - Upper yield strength or 
R_p0.2 - 0.2% proof strength (MPa) (+QT)900750650550500 Nominal thickness (mm):    to 1616 - 4040 - 100100 - 160160 - 250A - Min. elongation Lo = 5,65 √ So (%) (+QT), round products1011121314 Nominal diameter (mm):     or for flat products thickness: to 8; 8-20; 20-60; 60-100; 100-160;to 1616 - 4040 - 100100 - 160160 - 250Z - Reduction in cross section on fracture (%) (+QT)4045505055Z - Reduction in cross section on fracture (%) (+AC)58   Brinell hardness   (HBW):   (+S)255  Brinell hardness   (HBW):   (+A)241
  
5: steel overviewsSizeRoundDia 6-1200mmPlate/Flat/BlockThickness
6mm-500mmWidth
20mm-1000mmHeat treatmentNormalized ; Annealed ; Quenched ; TemperedSurface conditionBlack; Peeled; Polished; Machined; Grinded; Turned; MilledDelivery conditionForged; Hot rolled; Cold drawnTestTensile strength, Yield strength, elongation, area of reduction, impact value, hardness, grain size, ultrasonic test, US inspection, magnetic particle testing, etc. Payment termsT/T;L/C;/Money gram/ PaypalTrade termsFOB; CIF; CNFDelivery time20-25 daysApplication4140  used for Blanking Dies, Forming Dies, Coining Dies, Slitting Cutters, Heading Tools, Long Punches, Forming Rolls, Edging Rolls, Master Tools, Beading Rolls, Intricate Punches, Extrusion Dies, Drawing Dies, Lamination Dies, Thread Rolling Dies, Shear Blades, Burnishing Tools, Gauges, Knurls, Wear Parts.
 
6: Delivery condition
For hot forged bar, usually the delivery condition is hot forged, annealed rough turned/Black surface.
For hot rolled bar, usually the delivery condition is hot rolled, annealed, Black surface.
For hot forged plate, usually the delivery condition is hot forged, annealed, milled surface
For hot rolled plate, usually the delivery condition is hot rolled, annealed, black surface.







FAQ:

Q: Where is your company ?
A: Our company located in liaocheng , shandong provice of China.

Q: Are you trading company or manufacturer?
A: we are manufacturer.

Q: How long is your delivery time?
A: Generally is 5-7 working days of goods in stock, or 10-20 days if goods are not in stock, it is according to quantitiy.

Q: Do you provide samples? is it free or extra?
A: Yes, we could offer the sample for free charge.but the customers have to pay the sample courier cost.

Q:. What kind of terms of payment?
A: T/T, L/C,Western Union Alipay,Cash are available.

Q: What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q. What is your terms of delivery?
A: EXW, FOB, CFR, CIF.

Q. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.