SAE 4140 Bright Bars, SAE 4140 Bright Bar Manufacturers, SAE 4140  Bright Bar Suppliers, SAE 4140 Bright Bar Stockist, SAE 4140 Bright Bar Dealers, SAE 4140 Bright Bar Distributors, SAE 4140 Bright Bar Wholesalers, SAE 4140 Bright  Bar Steel Traders, SAE 4140 Steel Bright Bar Hexagon Distributors, SAE 4140 Steel Bright Round  Bar, SAE 4140 Steel Bright Bar Companies Near me.

 

Grade Introduction:

SAE 4140 Alloy Steel  Round Bars are cold drawn annealed steel of comparatively superior hardenability in the company of its chromium content that offers some excellent hardness infiltration, and the molybdenum imparts consistency of soaring potency and hardness. These SAE 4140 Alloy Cold Rolled Round Bars reacts well to heat-treatment and is quite simple to machine in the annealed state. 

 

Grade Application:

 

Equivalent grades:

USA	Din	BS	BS	Japan
ASTM A29	DIN 1654	EN 10084	BS 970	JIS G4103
4140	1.6523/21NiCrMo2	1.6523/21NiCrMo2-2	805M20	SNCM220

Addition to other grades:

MS, EN1A, EN3B, EN8, EN8D, EN9, EN24, EN31, EN32B, EN36C, EN41B, EN43B, EN47, EN353, IS2062, 42Crmo4, HCHCR, D2, D3, H-11, H-13, CW-1, OHNS, M2, M35, M42, 2714, SKD-11, P20, P20+S, P20+Ni, SCM 420, ASTM SA-36, ASTM SA-105, SAE 1018, SAE 1020, SAE 8620, 16MNCR5, 20MNCR5, C20, C35, C40, C45, C50, C60, CK45, 20C8, 40C8, 45C8, 55C8, C55MN75, SAE 52100, S40C, S355J2G3.

 

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Chemical composition: 

The following table shows the chemical composition of SAE 4140 steel:

Standard	Grade	C	Si	Mn	P	S	Cr	Mo
ASTM A29	4140	0.38-0.43	0.15-0.35	0.75-1.00	0.035	0.040	0.8-1.10	0.15-0.25
EN 10250	42CrMo4 / 1.7224	0.38-0.45	0.4	0.6-0.9	0.035	0.035	0.9-1.2	0.15-0.30
JIS G4105	SCM 440	0.38-0.43	0.15-0.35	0.60-0.85	0.03	0.03	0.9-1.2	0.15-0.30

 

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Supply Cities:

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