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The place to buy great quality 4130 4140 forging elements
1.42crmo cast steel bar measurements we can supply
Round bar: 200-1000mm
Square bar:one hundred fifty times150-600 times600mm
2.EPT issue for 42crmo Cast metal bars:Black /Rough EPTTd /Tough turned
3.Futhur warmth therapy for 42crmo solid metal :
Normalized
Annealed
Q ampT(Quenched ampTempered)
four.42crmo Cast Metal spherical bar tolerance:
Black surface area
Cast measurements up to 500mm (-/ 5mm)
Cast measurements earlier mentioned 500mm in diameter (-/ 8mm)
EPTTd floor to all measurements (-/ 3mm)
5.42crmo Steel Equivalent
| StXiHu (West EPT) Dis.Hu (West EPT) Dis.rd | AISI / SAE 4140 |
| UNS | – |
| WERKSTOFF NR. | 41CrMo4, 42CrMo4, 42CrMoS4, 43CrMo4 |
| BS 970 | 708M40, 708A42, 709M40, En19, En19C |
| UNI | 41CrMo4, 38CrMo4 (KB), G40 CrMo4, 42CrMo4 |
| JIS | SCM 440, SCM 440H, SNB seven, SCM 4M, SCM four |
| EN title | 42CrMo4 |
| EN # | 1.7223, 1.7225, one.7227, 1.3563 |
6.42crmo Forged steel chemical composition
| StXiHu (West EPT) Dis.Hu (West EPT) Dis.rd | Quality | C | Si | Mn | P | S | Cr | Mo |
| ASTM A29 | 4140 | .38-.forty three | .fifteen-.35 | .75-1.00 | le .035 | le .04 | .8-1.1 | .fifteen-.twenty five |
| 42CrMo4 | .38-.45 | le .4 | .6-.ninety | le .571 | le .035 | .nine-1.two | .15-.thirty | |
| EN10083 | one.7225 | |||||||
| JIS G4105 | SCM440 | .38-.43 | .fifteen-.35 | .6-.85 | le .035 | le .04 | .9-1.two | .15-.30 |
| GB 3077 | 42CrMo | .38-.forty five | .17-.37 | .five-.eighty | le .035 | le .035 | .9-one.two | .15-.25 |
| BS 970 | EN19 | .35-.forty five | .15-.35 | .5-.80 | le .035 | le .035 | .9-one.5 | .two-.40 |
7.42crmoSteel Software
42crmo metal finds numerous apps as forgings for the aerospace,oil and gasoline,automotive, agricultural and protection EPTT and so on.
Standard programs for 42crmo steel uses incEPTT:forged EPTs,spindles,fixtures,jigs,collars,Axles,conveyor parts,crow bars,logging parts,shafts,sprockets,studs,pinions,pump shafts, rams, and ring EPTs and so forth
eight.EPTT control:
1. Melting Approach: EAF/BOF EPTT VD ensuing in ingots
two. Both finishes reduce by noticed
three. Ratio of forging:minimum 3:one
four. Grain size of last item: in accordance to ASTM E112 far more than five,favored much more than eight
five. EPT test: As for each SEPT1921 Class C/c or D/d
9.Heat remedy of 42crmo Steel
Quenched and Tempered ( QT) of EN19 Metal
1. Heat 42crmo metal slowly to 840-875 degC
two. Soak at this temperature then quench in oil
3. Mood as shortly as 42crmo reach place temperature (twenty degC)
four. Heat uniformly to the ideal temperature of 560 degC
five. Withdraw the substance from the furnace and great in the air.
Annealing of 42crmo Alloy Metal
one. Heat the 42crmoslowly to 800-850 degC and enable adequate time.
2. Great gradually in the furnace to 480 degC followed by air cooling
ten.MOQ: one particular piece per dimension/quality
eleven.Payment time period: FOB CIF CFR EXW and so on
twelve.Shipping time : seven to 30 daEPTTafter deposit EPTd.
