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Place of Origin : China
Brand Name : HY
MOQ : 5 tons
Price : Negotiation
Packaging Details : Anti rust oil to be applied on material and each rod to be packed in paper sleeve
Delivery Time : 30days
Payment Terms : L/C, T/T
Supply Ability : 30tons a day
Certification : ISO9001:2008
Product : Hollow metal rod
Material : Stainless steel, Carbon steel
OD : 6mm - 1000mm
Length : 1000mm - 8000mm
Surface treatment : Hard chrome plating
Chrome thickness : 20-30 micron
CK45 Ground Chrome Hydraulic Cylinder Rod Induction Hardened
  
  
 chrome plated hollow rod
  
                 
 Detailed Product Description
  
 1. Material: 42CrMo4, 40Cr, CK45,ST52,  20MnV6
 2. ISO9001:2008
 3. Tensile strength: Not less than 610 N/MM2
 4. Yield strength: Not less than 355 N/MM2
 5. Condition: Chrome plated, Quenched / Tempered, Induction hardened, Q / T Induction hardened
  
 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
FAQ:
Q1. Is small quantity available?
 A: Yes, Small quantity for trial order is available.
 
 Q2. How do you ship the goods?
 A: We have our cooperation forwarder. They can deliver the goods to you in very short time with competitive price, and you can ship by your own agent as your convenience.
 
 Q3. How about your delivery time ? 
 A: 7 days for samples and 20-30 days for mass production .

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