3000+ tons Inventory For 4140 Hot Rolled Round Steel Bar

It is well known that 4140 steel is widely used in various industries due to its excellent material properties, and 4140 hot-rolled round steel, which is the most widely used, is particularly popular.

As a supplier of 4140 hot-rolled round steel, our annual inventory is no less than 3,000 tons. Here, we not only provide high-quality raw materials, but also provide complete supporting processes to meet the personalized needs of customers

Next, if you have any needs regarding 4140 hot rolled round steel, we will do our best to provide you with a one-stop solution.

CHEMICAL COMPOSITION ：4140 HOT ROLLED ROUND STEEL

Grade	C	Si	Mn	P	S	Cr	Mo	Ni	Cu	Al	H2
4140	0.38-0.43	0.15-0.35	0.75-1.00	≤0.035	≤0.035	0.8-1.1	0.15-0.25	≤0.25	≤0.25	≤0.06	≤2ppm

RAW MATERIAL STOCK-4140 HOT ROLLED ROUND STEEL

YOU CAN ALWAYS FIND WHAT YOU NEED HERE

ASK FOR SPECIAL SIZE

GRADE	SHAPE	ORIGIN	DIAMETER,MM	LENGTH,MM	WEIGHT,KGS	CONDITION
4140	Round	CHINA	14	5800	3804	Hot Rolled,Black Surface
4140	Round	CHINA	16	6000	2000	Hot Rolled,Black Surface
4140	Round	CHINA	18	5800	6675	Hot Rolled,Black Surface
4140	Round	CHINA	19	5800/6000	7358	Hot Rolled,Black Surface
4140	Round	CHINA	20	5800/6000	11452	Hot Rolled,Black Surface
4140	Round	CHINA	21	5800	3370	Hot Rolled,Black Surface
4140	Round	CHINA	22	5800	5803	Hot Rolled,Black Surface
4140	Round	CHINA	24	5800	5400	Hot Rolled,Black Surface
4140	Round	CHINA	25	5800/6000	10200	Hot Rolled,Black Surface
4140	Round	CHINA	27	5800	13450	Hot Rolled,Black Surface
4140	Round	CHINA	28	5800	7296	Hot Rolled,Black Surface
4140	Round	CHINA	32	5800	9348	Hot Rolled,Black Surface
4140	Round	CHINA	33	5800/6000	21322	Hot Rolled,Black Surface
4140	Round	CHINA	35	5800/6000	5550	Hot Rolled,Black Surface
4140	Round	CHINA	38	5800/6000	6780	Hot Rolled,Black Surface
4140	Round	CHINA	40	5800/6000	14450	Hot Rolled,Black Surface
4140	Round	CHINA	43	5800	5032	Hot Rolled,Black Surface
4140	Round	CHINA	45	5800/6000	3450	Hot Rolled,Black Surface
4140	Round	CHINA	46	5800	8925	Hot Rolled,Black Surface
4140	Round	CHINA	50	5800/6000	2390	Hot Rolled,Black Surface
4140	Round	CHINA	52	5800	9967	Hot Rolled,Black Surface
4140	Round	CHINA	55	5800/6000	4520	Hot Rolled,Black Surface
4140	Round	CHINA	60	5800/6000	7080	Hot Rolled,Black Surface
4140	Round	CHINA	65	5800/6000	12965	Hot Rolled,Black Surface
4140	Round	CHINA	70	5800/6000	1859	Hot Rolled,Black Surface
4140	Round	CHINA	75	5800/6000	9020	Hot Rolled,Black Surface
4140	Round	CHINA	78	5800	46541	Hot Rolled,Black Surface
4140	Round	CHINA	80	5800/6000	20489	Hot Rolled,Black Surface
4140	Round	CHINA	85	5800/6000	3500	Hot Rolled,Black Surface
4140	Round	CHINA	90	5800/6000	9000	Hot Rolled,Black Surface
4140	Round	CHINA	92.08	5800	13450	Hot Rolled,Black Surface
4140	Round	CHINA	95	5800/6000	8000	Hot Rolled,Black Surface
4140	Round	CHINA	100	5800/6000	5680	Hot Rolled,Black Surface
4140	Round	CHINA	105	5800/6000	18904	Hot Rolled,Black Surface
4140	Round	CHINA	110	5800/6000	5690	Hot Rolled,Black Surface
4140	Round	CHINA	115	5800/6000	7630	Hot Rolled,Black Surface
4140	Round	CHINA	120	5800/6000	20450	Hot Rolled,Black Surface
4140	Round	CHINA	125	5800/6000	8904	Hot Rolled,Black Surface
4140	Round	CHINA	130	5800/6000	30280	Hot Rolled,Black Surface
4140	Round	CHINA	135	5800	6790	Hot Rolled,Black Surface
4140	Round	CHINA	140	5800/6000	13490	Hot Rolled,Black Surface
4140	Round	CHINA	145	5800	8010	Hot Rolled,Black Surface
4140	Round	CHINA	150	5800/6000	10900	Hot Rolled,Black Surface
4140	Round	CHINA	155	5800	8900	Hot Rolled,Black Surface
4140	Round	CHINA	160	5800/6000	9968	Hot Rolled,Black Surface
4140	Round	CHINA	165	5800	8015	Hot Rolled,Black Surface
4140	Round	CHINA	170	5800/6000	17852	Hot Rolled,Black Surface
4140	Round	CHINA	175	5800	9230	Hot Rolled,Black Surface
4140	Round	CHINA	180	6000	9000	Hot Rolled,Black Surface
4140	Round	CHINA	185	5800	7856	Hot Rolled,Black Surface
4140	Round	CHINA	190	5800/6000	15690	Hot Rolled,Black Surface
4140	Round	CHINA	195	5800	6790	Hot Rolled,Black Surface
4140	Round	CHINA	200	5800/6000/8100	70390	Hot Rolled,Black Surface
4140	Round	CHINA	205	5800	18885	Hot Rolled,Black Surface
4140	Round	CHINA	210	5800/6000/8100	21808	Hot Rolled,Black Surface
4140	Round	CHINA	220	5800/6000/8100	38849	Hot Rolled,Black Surface
4140	Round	CHINA	230	5800/6000/8100	47790	Hot Rolled,Black Surface
4140	Round	CHINA	240	5800/6000/8100	69050	Hot Rolled,Black Surface
4140	Round	CHINA	250	5800/6000/8100	15606	Hot Rolled,Black Surface
4140	Round	CHINA	260	5800	14780	Hot Rolled,Black Surface
4140	Round	CHINA	265	5800	14230	Hot Rolled,Black Surface
4140	Round	CHINA	270	6000	27283	Hot Rolled,Black Surface
4140	Round	CHINA	280	6000	19799	Hot Rolled,Black Surface
4140	Round	CHINA	290	6000	3060	Hot Rolled,Black Surface

4140+QT HOT ROLLED ROUND STEEL WITH PRE-HARDENED CONDITION

Surface Conditon	Black	Bright
Diameter,mm	14 to 290	9.53 (3/8"） to 279.4 (11"）
Tolerance,mm	0/+1mm	Best H9
Straightness	≤3 mm/m	≤1 mm/m
Hardness	28-34HRC	28-34HRC
UT level	SEP1921-84 D/d	SEP1921-84 D/d
Lead Time	within 7 days	10-15 days