JIS G4103 SNCM439 Round Bar - Steel Listings

Grade Details

Grade	SNCM439
Standard	JIS G4103
Description	Japanese Ni-Cr-Mo high strength alloy steel
Applications	Crankshafts, gears, heavy duty shafts, aircraft components

Equivalent Grades

Grade	Standard	Region	Live Round Bar on M-EX
34CrNiMo6	DIN/EN	Europe	3 listings, 0 RFQs →
EN24	BS970	UK	8 listings, 18 RFQs →
AISI 4340	SAE	USA	11 listings, 14 RFQs →
SAE4340	SAE	USA	11 listings, 14 RFQs →
IS 4367 40Ni2Cr1Mo28	IS 4367	India	0 listings, 2 RFQs →
GOST 4543 40XH	GOST 4543	Russia	2 listings, 0 RFQs →
GB/T 3077 42CrMo	GB/T 3077	China	2 listings, 0 RFQs →

Market Snapshot

7D Offer Price

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15D Offer Price

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30D Offer Price

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JIS G4103 SNCM439 Round Bar Balanced

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Active JIS G4103 SNCM439 Round Bar Listings (For Sale) 3

JIS G4103 SNCM439 Round Bar

4.500 MT · Closes 02 Sep 2026

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JIS G4103 SNCM439 Round Bar

1.800 MT · Closes 01 Sep 2026

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JIS G4103 SNCM439 Round Bar

1.900 MT · Closes 11 Aug 2026

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No open buyer requirements for JIS G4103 SNCM439 Round Bar at this time.

Related: All Round Bar grades · Alloy Steel