CK45 Seamless Hollow Metal Rod , Hollow Chrome Rod For Hydraulic Cylinders

Name: CK45 Seamless Hollow Metal Rod , Hollow Chrome Rod For Hydraulic Cylinders
Brand: Wuxi Chunfa Hydraulic Machinery Co., Ltd.

Price Negotiable

Price: Negotiation

MOQ: 1 ton

Delivery Time: 30days

Brand: chunfa

Product Description

CK45 Seamless Hollow Metal Rod, Chrome Plated Rod For Hydraulic Cylinder

Product Name:	Hollow Metal Rod	Surface Hardness:	850-1150 HV (vickers 100g)
Surface Roughness:	Ra≤0.2micron And Rt≤2micro	Surface Treatment:	Hard Chrome Plated
Hard Chrome Thickness:	25 +/- 5 Micron	Straightness:	Not More Than 0.2 MM/M
High Light:	hollow steel rod , hollow metal rods

CK45 Seamless Hollow Metal Rod, Chrome Plated Rod For Hydraulic Cylinder

Detailed Product Description

1. Material: CK45, ST52, 20MnV6, 42CrMo4, 40Cr
2. Ground and chrome plated
3. Tensile strength: Not less than 610 N/MM2
4. Yield strength: Not less than 355 N/MM2
5. Advanced inspection apparatus

Detailed Description
1.CHEMICAL COMPOSITION

Material	C%	Mn%	Si%	S%	P%	V%	Cr%
Ck45	0.42-0.50	0.50-0.80	0.04	0.035	0.035
ST52	0.22	1.6	0.55	0.035	0.04
20MnV6	0.16-0.22	1.30-1.70	0.10-0.50	0.035	0.035	0.10-0.20
42CrMo4	0.38-0.45	0.60-0.90	0.15-0.40	0.03	0.03		0.90-1.20
40Cr	0.37-0.45	0.50-0.80	0.17-0.37				0.80-1.10

2.MECHANCIAL PROPERTIES

Material	T.S N/MM2	Y.S N/MM2	E%(MIN)	CHARPY	CONDITION
CK45	610	355	15	>41J	NORMALIZE
CK45	800	630	20	>41J	Q + T
ST52	500	355	22		NORMALIZE
20MnV6	750	590	12	>40J	NORMALIZE
42CrMo4	980	850	14	>47J	Q + T
40Cr	1000	800	10		Q + T

3. SUPPLY CONDITION
Ground and chrome plated
4. CHROME THICKNESS
20 to 30 micron
5. SURFACE ROUGHNESS
Ra≤0.2 micron and Rt≤2 micro
6. TOLERANCES ON DIA
ISO f7 on the diameter
7.OVALITY
Half of the tolerance ISO f7
8. STRAIGHTNESS
≤0.2MM/M
9. SURFACE HARDNESS
850-1150HV (vickers 100g)
10.COHESION
No cracks,breaking or detaching after thermic shock(warming up at 300 celsius degrees and cooling
in water)
11 .POROSITY
Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10
12 CORROSION RESISTANCE
Test in natural salt spray according to ASTM B 117-72hours
Results evaluation according to ISO 4540 RATING 7-10
13. WELDABILITY
Good
14. PACKING
Anti rust oil to be applied on material and each rod to be packed in paper sleeve
15. CERTIFICATE
All certificate related with material heat treatment and plating is required

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Wuxi Chunfa Hydraulic Machinery Co., Ltd.

Location No. 13-3, Tianshun Road, Lu District, Yangshan Town, Wuxi City, Jiangsu Province

Contact Person Xu

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