quality ISO F7 Micro Alloy Steel Hydraulic Cylinder Rods Diameter 35-140 Mm Better Tensile Strength factory

ISO F7 Micro Alloy Steel Hydraulic Cylinder Rods Diameter 35-140 Mm Better Tensile Strength

Key Attributes

Brand Name: HY

Place of Origin: China

Certification: ISO9001:2008

Minimum Order Quantity: 1 tons

Price: Negotiation

Supply Ability: 30tons a day

Delivery Time: 30days

Payment Terms: T/T, L/C

Standard Packaging: Anti rust oil to be applied on material and each rod to be packed in paper sleeve

Product Summary

ISO F7 Micro Alloy Steel Hydraulic Cylinder Rods Diameter 35-140 Mm Better Tensile Strength Product Description 1. The directly turning non-quenched and tempered steel products are used for manufacturing injection molding machine draglink, engineering machinery push rod and hydraulic prop with the feature that hardened and tempered steel mechanical property needless quenched and tempered process. 2. Hardness: Hardness is more uniform on the whole cross section than quenched

Product Custom Attributes

Highlight

ISO F7 chrome plated piston rod

,

chrome plated Hydraulic Cylinder Rods

,

high Tensile Strength Hydraulic Cylinder Rods

Product Name:

Non-quenched And Tempered Rod

Surface Condition:

Chrome Plated

Chrome Thickness:

20 - 30 Micron

Straightness:

Not More Than 0.2MM/M

Tensile Strength:

Not Less Than 750MPa

Yield Strength:

Not Less Than 520 Mpa

Product Description

ISO F7 Micro Alloy Steel Hydraulic Cylinder Rods Diameter 35-140 Mm Better Tensile Strength

Product Description

1. The directly turning non-quenched and tempered steel products are used for manufacturing injection

molding machine draglink, engineering machinery push rod and hydraulic prop with the feature that

hardened and tempered steel mechanical property needless quenched and tempered process.

2. Hardness: Hardness is more uniform on the whole cross section than quenched and tempered

42CrMo4, 40Cr and CK45

3. Turning performance: Turning performance is commensurate to 42CrMo4, 40Cr and CK45 or be

superior to them.
4. Save manufacturing expenses and avoid waste in the tempering process.
5. Shortened processing periods, enhance productivity and reduce the occupied capital.

6. Low processing cost, needless quenched and tempered process and the second turning

Detailed Description

1. MATERIAL: HY4700, HY4520

2. CHEMICAL COMPOSITION(%)

Material	C%	Mn%	Si%	S%	P%	V%	Ni	Cr%	Mo	Cu
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

3. MECHANICAL PROPERTIES

Material		MECHANICAL PROPERTIES					Surface hardness(HBW)
Material		Rm(MPa)	Rel(MPa)	A%	Z%	KU2(J)
HY4700	Φ35 - Φ100	900 - 1100	≥650	≥16	≥35	≥39	270-340
HY4700	＞Φ100 - Φ140	850 - 950	≥600	≥16	≥35	≥39	270-340
HY4520	Φ40 - Φ100	750 - 900	≥520	≥19	≥40	≥39	230-290
HY4520	＞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. SURFACE ROUGHNESS
     Ra≤0.2 micron and  Rt≤2 micron

7 .SURFACE HARDNESS
850-1150HV (vickers 100g)
8. STRAIGHTNESS
≤0.2MM/M

9. TOLERANCES ON DIA
     ISO f7 on the diameter
10.OVALITY
    Half of the tolerance ISO f7

11. CORROSION RESISTANCE
     Test in natural salt spray according to ASTM B 117-120hours
     Results evaluation according to ISO 4540 RATING 7-10

12. COHESION

No craks,breaking or detaching after thermic shock(warming up at 300 celsius degrees

and cooling in water)

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

ISO F7 Micro Alloy Steel Hydraulic Cylinder Rods Diameter 35-140 Mm Better Tensile Strength 0

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