Harden Hard 8 mm Precision Piston Gas Spring Hardened Steel Rod Stock

• Customization: Available
• ID Range: 26-800mm
• Straightness: 0.5/1000mm
• Packing: Exporting Standard
• Quality: High Quality, High Precision Machining
• Appliancation: Pump, Household, Drive, Fan, Coffee etc
• Sample Time: Within 7days
• Structure: Piston Cylinder
• Stiffness & Flexibility: Stiffness / Rigid Axle
• Axis Shape: Straight Shaft
• Shaft Shape: Real Axis
• Material: Carbon Steel, St52, E355, Sktm13c, C20
• Transport Package: Wooden Case, Container
• Specification: 20GP, 40HQ
• Trademark: HYDSTEELS
• Origin: Wuxi, China
• HS Code: 8483109000
• Production Capacity: 20000tons/Year

Product Description

Product description

1. Material: CK45, SAE1045, 4140, 4340, JIS45C, 40Cr, 42CrMo
2. Diameter: Φ 6-500 mm
3. Length: max 16m
4. Chrome layer: 20 micron (min)
5. Hardness of the chrome layer: 800HV-1150HV
6. Roughness: Ra ≤0.2u
7. Straightness: ≤ 0.2/1000
8. Diameter tolerance: ISO f7
9. Roundness: the deviation of roundness is 50% of the diameter tolerance at the most.
10. Supply condition: Hard chrome plated/ Hardened and tempered/ Induction hardened
11. Packing: Anti rust oil to be spread on rod surface and each rod to be packed in paper roll and then in wooden case.

 

1.Hard Chrome Plated Hydraulic Cylinder Piston Rod 

Size:	OD: 40-320mm ID :30-280mm
Length:	1m -9m
Material:	CK45/ ST52/ 20MnV6/ 42CrMo4/ 40Cr/ bearing steel/ stainless steel
Tolerance	ISO f7
Chrome thickness:	20~30micron
Hardness of the chrome layer:	800HV (min)
Roughness:	Ra 0.2micron (max)
Straightness:	0.2/1000mm
Yield Strength	≥350 M p a
Tensile Strength	≥580 M p a
Elongation	≥ 15%
Supply condition:	1.Hard chrome plated
	2.Induction hardened
	3.Quenched & Tempered
	4.Induction hardened with Q&T

2. Pictures of Hard Chrome Plated Hydraulic Cylinder Piston Rod




Technical Specification
1.
 

Product Name		Hard chrome plated Hydraulic cylinder piston rod
Diameters	6-300mm
Length	100mm-1200mm
Steel grade	DIN CK45 JIS 45C ASTM 1045 SAE 1045 AISI 1045
Tolerance	ISO f7
Chrome thickness	20μm(min)
Hardness of the chrome layer	850H V(min)
Roughness	Ra 0.2μm(max)
Straightness	0.2/1000mm
Mechanical Properties(ck45)	Yield strength≥20Mpa  Tensile strengh≥80 M p a Elongation≥5%
Supply condition	1.Hard chrome plated
	2.Induction hardened
	3.Quenched & Tempered
	4.Induction hardened with Q&T

Chemical Composition
 

Material	C%	Mn%	Si%	S%	P%	V%	Cr%
Ck45	0.42-0.50	0.50-0.80	0.17-0.37	≤0.035	≤0.035		≤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
42CrMo4	0.38-0.45	0.50-0.80	0.17-0.37	≤0.035	≤0.035	0.07-0.12	0.90-1.20
40Cr	0.37-0.45	0.50-0.80	0.17-0.37	≤0.035	≤0.035		0.80-1.10

Mechanical 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

Application


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Our Products
Hydraulic cylinder Honed tube, Hard chrome plated Hydraulic cylinder piston rod 
Our Service
1.Pre-Sales Service
* Biggest manufacturer & wholesaler in local market. we can produce any Chrome Plated Piston rod. According to customers' requirement.
*One-stop collection.
*Fast delivery.
*Provide customer with best technical design of drawing service.

* Chrome Plated Piston Rod are 100% tested before package to ensure high quality,100% inspection for everyone products in each processing
2.After-Sales Service
*Arrange safety transportation by truck and by sea

*7*24 at your service, on time respond,24 hours technical support through email.

*One year guarantee after destination port arrival.

*Life-long time follow up service.
FAQ
 1. Q: Are you a factory?
    A: Yes, we are.
 2 Q: How long is your delivery time? 
    A: If we have stock, we can send goods within 20days. If not, we will deliver goods within 30-45 days
 3.Q: Do you provide samples? Is it free or extra? 
    A: Yes, the sample can be provided free of charge, but the freight will need to be borne by you
4.  Q: What is your payment terms? 
  A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance, balance before shipping.
5.Q: Is your product price reasonable?     
   A: Our offer is reasonable and realistic. It comes in line with the prevailing market.
6.Q:What is your main payment item?
  A: T/T and L/C, L/C, D/P ,O/A, Western Union ,PayPal
7.Q :Which countries do you export to?                  
  A: Russia, Argentina, South Africa, Indonesia, Vietnam, India and so on.


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