China 4140 En19 Cold Drawn Ground Peeled Turned Steel Bright Bars

4140/ SCM440/ 42CrMo4(1.7225) alloy steel bar is a medium carbon, chromium-molybdenum, through-hardening alloy steel that has a good hardenability with high strength and toughness as well as good fatigue and impact resistance after heat treating.

1.Equivalent Grades

StandardGradeChemical composition (%)CSiMnCrMoPS GB42CrMo0.38-0.450.17-0.370.50-0.800.90-1.200.15-0.25≤0.035≤0.035AISI41400.38-0.430.15-0.350.75-1.000.80-1.100.15-0.25≤0.035≤0.040JISSCM4400.38-0.430.15-0.350.60-0.900.90-1.200.15-0.30≤0.030≤0.030DIN42CrMo4/ 1.72250.38-0.45≤0.400.60-0.900.90-1.200.15-0.30≤0.025≤0.035

2.Available Size

ProcessSize offer range (inches)Size offer range (mm)Cold DrawingRound Sizes0.235 - 4.700″5-120Hexagon Sizes0.235 - 3.000″5-75Square Sizes0.235 - 4.700″5-120Special SectionsPlease RFQPlease RFQAnnual Capacity30,000 Tons30,000 TonsTurning & PolishingSizes0.600-4.700''15-120Annual Capacity50,000 Tons50,000 Tons

3.Products: Rounds, Hexagons, Squares, Flats, Special Profile Sections based on specific requirement.
4.Steel Bright Bar are supplied in straightened condition and are reasonably camber free
5.Cold drawn steel bar processing :
hot rolled bars/wire rods - (spheroidizing annealed for alloy steel/bearing steel) - pickling - cleaning - saponifing - cold drawn - (softening annealed for alloy steel/bearing steel) - cutting - bundling - packing - finished products
6.Tolerance: h9 h10 h11
7.MOQ:2tons
8.Payment term:TT LC
9.Delivery time: 7-10 days for stocks, one month for new productions.