ISO 4540 RATING 8-9 ASTM B 117 Customized Hard Chromium Plated Bar

Chrome bar/ Hard Chromium Plated Bar/ Hard Chromium Plated Tube OD mm Longest Length Tolerance Straight Chrome thickness Roundness 6-10 2.5m f7,h8 0.2mm/1000mm 0.01-0.015mm 0.01mm 11-16 3m f7,h8 0.2mm/1000mm 0.01-0.018mm 0.01mm 18-40 4m k6,f7,h8 0.15

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Product Description

Chrome bar/ Hard Chromium Plated Bar/ Hard Chromium Plated Tube

OD mm	Longest Length	Tolerance	Straight	Chrome thickness	Roundness
6-10	2.5m	f7,h8	0.2mm/1000mm	0.01-0.015mm	0.01mm
11-16	3m	f7,h8	0.2mm/1000mm	0.01-0.018mm	0.01mm
18-40	4m	k6,f7,h8	0.15mm/1000mm	0.01-0.035mm	0.01mm
41-70	7m	k6,f7,h8	0.1mm/1000mm	0.01-0.035mm	0.01mm
70-160	7m	k6,f7,h8	0.1mm/1000mm	From0.01mm	0.01mm
160-200	10m	k6,f7,h8	0.1mm/1000mm	From0.01mm	0.01mm

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

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

Hardness of the CK45 bar after induction hardenedis HRC 56-62.

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

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

RelatedSpecifications (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

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