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{"title":"Between 50-55 Degrees 3 To 5 Microns 0.2-0.4 Hydraulic Piston Rod Medical","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/22\/9c\/17607b974985f5e7ff8e4387ddd0-200x200-1\/between_50_55_degrees_3_to_5_microns_0_2_0_4_hydraulic_piston_rod_medical.jpg","attrs":{"Brand Name":"chunfa","Model Number":"Half Of The Tolerance ISO F7","Certification":"ISO9001:2008","Place of Origin":"China"}}
{"title":"between 50-55 degrees 0.2-0.4 Length between 3 to 5 meters 3 to 5 microns","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/64\/32\/bc8d97784010adeb64a22bbcf6b0-200x200-1\/between_50_55_degrees_0_2_0_4_length_between_3_to_5_meters_3_to_5_microns_hydraulic_piston_rod.jpg","attrs":{"Brand Name":"chunfa","Place of Origin":"china","Minimum Order Quantity":"1 ton","Price":"Negotiation"}}
{"title":"Between 50-55 Degrees 3 To 5 Microns 40CR Engineering Machinery","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/a3\/3a\/ea12ed25cebffc84e602d7fc291e-200x200-1\/between_50_55_degrees_3_to_5_microns_40cr_engineering_machinery.jpg","attrs":{"Brand Name":"chunfa","Place of Origin":"china","Minimum Order Quantity":"1 ton","Price":"Negotiation"}}
{"title":"Between 25-30 Degrees 2 Microns 0.2-0.4 Hydraulic Piston Rod Engineering","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/e8\/a5\/efa1408e324fc9f8fcb8cf3dfe52-200x200-1\/between_25_30_degrees_2_microns_0_2_0_4_hydraulic_piston_rod_engineering_machinery.jpg","attrs":{"Brand Name":"chunfa","Place of Origin":"china","Minimum Order Quantity":"1 ton","Price":"Negotiation"}}
{"title":"Bearing Steel Diameter 20MM To 25MM Length Between 3 To 5 Meters Between 25-30","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/85\/41\/ce1a9b660c9919504ed8ef7ceaa4-200x200-1\/bearing_steel_diameter_20mm_to_25mm_length_between_3_to_5_meters_between_25_30_degrees_hydraulic_piston_rod_automotive_industry.jpg","attrs":{"Brand Name":"chunfa","Place of Origin":"china","Minimum Order Quantity":"1 ton","Price":"Negotiation"}}
{"title":"45 Steel Length Between 3 To 5 Meters 0.4 Hydraulic Piston Rod Automotive","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/df\/44\/0f6e0ffa991daf67c721b4eedc6a-200x200-1\/45_steel_length_between_3_to_5_meters_0_4_hydraulic_piston_rod_automotive_industry.jpg","attrs":{"Brand Name":"chunfa","Place of Origin":"china","Minimum Order Quantity":"1 ton","Price":"Negotiation"}}
{"title":"Chemical And Energy Equipment 1.5 Microns Between 25-30 Degrees 3 To 5 Microns","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/4b\/da\/a7e93edf91f578158e117e87eb91-200x200-1\/chemical_and_energy_equipment_1_5_microns_between_25_30_degrees_3_to_5_microns_hydraulic_piston_rod.jpg","attrs":{"Brand Name":"chunfa","Place of Origin":"china","Minimum Order Quantity":"1 ton","Price":"Negotiation"}}
3. Yield strength: Not less than 355 MPa 4. Tensile strength: Not less than 610 MPa
5. Widely used in mine machinery industry, textile and printing machinery industry and so on.
6. The critical processes of heat treatment and chrome plating are finished in our own company.
Detailed Description
1. CHEMICAL COMPOSITION(%)
Material
C%
Mn%
Si%
S%
P%
V%
Ni
Cr%
Mo
Cu
ck45
0.42-0.50
0.50-0.80
0.17-0.37
≤0.035
≤0.035
≤0.25
≤0.25
≤0.25
ST52
≤0.22
≤1.6
≤0.55
≤0.04
≤0.04
0.02-0.15
20MnV6
0.17-0.24
1.30-1.70
0.10-0.50
≤0.035
0.035
0.10-0.20
≤0.30
≤0.30
≤0.30
42CrMo
0.38-0.45
0.5-0.8
0.17-0.37
≤0.035
≤0.035
0.07-0.12
≤0.03
0.90-1.20
0.15-0.25
≤0.03
40Cr
0.37-0.45
0.50-0.80
0.17-0.37
≤0.035
≤0.035
≤0.3
0.80-1.1
≤0.03
HY4700
0.38-0.45
1.20 ~1.60
0.30~0.50
≤0.035
≤0.020
0.05～0.15
≤0.25
0.10～0.20
≤0.15
0.25
HY4520
0.40 ~0.48
0.80 ~1.40
0.15 ~0.35
≤0.035
≤0.035
≤0.15
≤0.25
≤0.25
≤0.15
≤0.25
2. MECHANICAL PROPERTIES
Material
T.S / Rm(MPa)
Y.S / Rel(MPa)
A%
CHARPY
CONDITION
ck45
610
355
16
>41J
Normalized
ck45
800
540
20
>41J
Q+T
ST52
500
355
22
Normalized
20MnV6
750
590
12
>40J
Normalized
42CrMo4
980
850
14
>47J
Q+T
40Cr
1000
800
10
Q+T
3. MICRO ALLOY STEEL
Material
MECHANICAL PROPERTIES
Surface hardness(HBW)
Rm(MPa)
Rel(MPa)
A%
Z%
KU2(J)
HY4700
Φ35 - Φ100
900 - 1100
≥650
≥16
≥35
≥39
270-340
＞Φ100 - Φ140
850 - 950
≥600
≥16
≥35
≥39
270-340
HY4520
Φ40 - Φ100
750 - 900
≥520
≥19
≥40
≥39
230-290
＞Φ100～Φ140
750 - 900
≥520
≥17
≥35
≥39
230-290
4. SUPPLY CONDITION
Ground and chrome plated
5. CHROME THICKNESS
20 to 30 micron
6. TOLERANCES ON DIA
ISO f7 on the diameter
7.OVALITY
Half of the tolerance ISO f7
8. SURFACE ROUGHNESS
Ra≤0.2 micron and Rt≤2 micron
9. STRAIGHTNESS
≤0.2MM/M
10 .SURFACE HARDNESS
850-1150HV (vickers 100g)
11. COHESION
No craks,breaking or detaching after thermic shock(warming up at 300 celsius degrees
and cooling in water)
12. CORROSION RESISTANCE
Test in natural salt spray according to ASTM B 117-120hours
Results evaluation according to ISO 4540 RATING 7-10
13 .POROSITY
Test according to ISO 1456/1458 and result yaluation according to ISO 4540 rating 8-10
14. WELDABILITY
Good
15. PACKING
Anti rust oil to be applied on material and each rod to be packed in paper sleeve
16. CERTIFICATE
All certificate related with material heat treatment and plating is required
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Seller
Year Established:
2003
Ecer Certification：
Verified Supplier
Wuxi Chunfa Hydraulic and Pneumatic Machinery Co., Ltd. is a modern enterprise integrating scientific research, production and marketing. It is located on the shore of the beautiful Taihu Lake in Yangshan Town, Wuxi City, which enjoys the reputation of "Hometown of Peach".
Our factory s... Wuxi Chunfa Hydraulic and Pneumatic Machinery Co., Ltd. is a modern enterprise integrating scientific research, production and marketing. It is located on the shore of the beautiful Taihu Lake in Yangshan Town, Wuxi City, which enjoys the reputation of "Hometown of Peach".
Our factory s...
