Hard Chromium Plated Shaft

Hard Chrome plated bar OD mm Longest Length Tolerance Straight Chrome thickness Roundness Degree of finish 6-10 2 m f7,h8 0.2mm/1000mm 0.01-0.015mm 0.01mm Ra.0.2 11-16 3m f7,h8 0.2mm/1000mm 0.01-0.018mm5 0.01mm Ra.0.2 18-40 4m k6,f7,h8 0.15mm/1000mm

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Product Description

Hard Chrome plated bar

OD mm	Longest Length	Tolerance	Straight	Chrome thickness	Roundness	Degree of finish
6-10	2 m	f7,h8	0.2mm/1000mm	0.01-0.015mm	0.01mm	Ra.0.2
11-16	3m	f7,h8	0.2mm/1000mm	0.01-0.018mm5	0.01mm	Ra.0.2
18-40	4m	k6,f7,h8	0.15mm/1000mm	0.01-0.035mm	0.01mm	Ra.0.2
41-70	4-6m	k6,f7,h8	0.1mm/1000mm	0.01-0.035mm	0.01mm	Ra.0.2
70-160	4-6m	k6,f7,h8	0.1mm/1000mm	From0.01mm	0.01mm	Ra.0.2-0.4
160-200	4-6m	k6,f7,h8	0.1mm/1000mm	From0.01mm	0.01mm	Ra.0.1, 0.2-0.4

Material: CK45 (SAE1045, S45C), 42CrMo (SAE4140), 20MnV6,stainlesssteel

Chrome layer surface hardness750-1150HV (Vickers 100g)

Hardness of the CK45 bar after induction hardened is HRC56-62.

CORROSION RESISTANCE
Test in natural salt spray according to ASTM B 117-96 hours
Results evaluation according to ISO 4540 RATING 8-9.

MATERIAL: CK45
CHEMICAL COMPOSITION (%

C	Mn	Si	S	P
0.42-0.50	0.50-0.80	0.37	0.035	0.035

MECHANICAL PROPERTIES

UTS Min	Y.S. Min	E % Min	CHARPY impact test	CONDITION
630 N/mm2	340 N/mm2	16		NORMALISED
600 N/mm2	380 N/mm2	17	41J	HARDENED AND TEMPERED

Related Specifications (Base Metal)

Australia	AS 1443 - 1994 1045
Germany	W.Nr 1.0503 C45 W.Nr 1.1191 CK45
Great Britain	BS970 - Part 3 - 1991 080A47 BS970 - Part 1 - 1972 080M46 BS970 - 1955 EN43B
Japan	JIS G 4051 S45C
USA	AISI C1045 ASTM A29/A29M - 91 1045 SAE 1045 UNS G 10450