42CrMo Hydraulic Machine Chrome Plating Steel Piston Rods manufacturer from China Conduit Fittings Online Marketplace.

42CrMo Hydraulic Machine Chrome Plating Steel Piston Rods

Place of Origin:

Zhejiang, China (Mainland)


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Product Detail

42CrMo Hydraulic Machine Chrome Plating Steel Piston Rods <span style="

42CrMo Hydraulic Machine Chrome Plating Steel Piston Rods

42CrMo piston rod for hydraulic machine

Detailed Product Description
1. material:42CrMo
2. advanced inspection apparutus
3. ground and chrome plated
4. IS09001:2008

Detailed Description
1.CHEMICAL COMPOSITION

Material	C%	Mn%	Si%	S%	P%	V%	Cr%
42CrMo	0.38-0.45	0.60-0.90	0.15-0.40	0.03	0.03		0.90-1.2

2.MECHANCIAL PROPERTIES

Material	T.S N/MM2	Y.S N/MM2	E%(MIN)	CHARPY	CONDITION
42CrMo	980	850	14	>47J	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 relate