1020 1045 4140 S20c S45c C45 Cold Drawn Steel Hex Bar / Round Bar / Square Bar

• Standard: AISI, JIS, ASTM, DIN, BS, GB
• Certification: ABS, RoHS
• Technique: Cold Drawn
• Surface Treatment: Bright
• Alloy: Non-alloy
• Shape: Round, Square, Hex
• Model NO.: Cold Drawn Steel
• Condition: Cold Drawn Bright
• Tolerance: H9 H10 H11
• Length: 1-6m or as Required
• MOQ: 1ton
• Packing of Cold Drawn Steel Bars: Anti-Rust Seaworthy Packing
• Transport Package: Anti-Rust Packing
• Specification: 5mm to 120mm
• Origin: China
• Production Capacity: 3000tons/Month

Product Description

SS400 A36 S20C S45C SCM440 Cold Drawn Steel Hex Bar / round bar / square bar


SAE 1020 Cold drawn steel hex bar.AISI 1020 Cold drawn hexagon bar, S20C cold drawn steel hexagonal bar, SAE 1020 Cold drawn steel round bar, square bar, hex bars.SAE 1020 Cold drawn steel hex bar.AISI 1020 Cold drawn hexagon bar, S20C cold drawn steel hexagonal bar, SAE 1020 Cold drawn steel round bar, square bar, hex bars.

1.1.Cold Drawn Steel Bar Processing:  EAF + LF + VD + CONCASTING BILLETS + HOT ROLLED + SHOT BLASTING +(ANNEALING) + COLD DRAWN + OILING + BUNDLING + BOTH ENDS CUTTING+ PACKING + MARKING

2.SAE Cold drawn steel bar Surface: Bright

3.Cold drawn steel bar sizes we can supply:

Process		Size offer range (inches)	Size offer range (mm)
Cold Drawing	Round Sizes	0.235 - 4.700″	5-120
	Hexagon Sizes	0.235 - 3.000″	5-75
	Square Sizes	0.235 - 4.700″	5-120
	Special Sections	Please RFQ	Please RFQ
	Annual Capacity	30,000 Tons	30,000 Tons
Turning & Polishing	Sizes	0.600-4.700''	15-120
	Annual Capacity	50,000 Tons	50,000 Tons

4.Cold drawn steel bar tolerance:

NOMINAL SIZE DIAMETER mm	h9	h10	h11
1 to 3	-0.025	-0.04	-0.06
	(-0.00098")	(-0.00158")	(-0.00236")
Over 3 to 6	-0.03	-0.048	-0.075
	(-0.00118")	(-0.00189")	(-0.00295")
Over 6 to 10	-0.036	-0.058	-0.09
	(-0.00142")	(-0.00228")	(-0.00354")
Over 10 to 18	-0.043	-0.07	-0.11
	(-0.00169")	(-0.00275")	(-0.00433")
Over 18 to 30	-0.052	-0.084	-0.13
	(-0.00205")	(-0.00331")	(-0.00512")
Over 30 to 50	-0.062	-0.1	-0.16
	(-0.00244")	(-0.00393")	(-0.00630")
Over 50 to 80	-0.074	-0.12	-0.19
	(-0.00291")	(-0.00472")	(-0.00748")
Over 80 to 120	-0.087	-0.14	-0.22
	(-0.00343")	(-0.00551")	(-0.00866")

5.Payment term: TT, LC
6.Packing : Anti-rust plastic firm and wooven cloth.
7.Delivery time : 7-10 days for stocks, and one month for new production.
8.MOQ:1 ton per size
9.Application: hardware tools, auto parts, standard parts, fasteners common shaft, machinery manufacturing, light industry, hardware, bicycles, cars, motorcycles, textile machinery, transformers and other machinery industry

10.1020 1045 4140 steel chemical composition

Grade	C	Si	Mn	P	S	Cr	Mo
1020	0.17-0.23	0.17-0.37	0.35-0.65	Max 0.030	Max 0.030	Max  0.25
1045	0.42-0.50	0.17-0.37	0.50-0.80	Max 0.030	Max 0.030	Max  0.25
4140	0.38-0.45	0.17-0.37	0.50-0.80	Max 0.030	Max 0.030	0.9-1.2	0.15-0.25