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42CrMo Pneumatic Piston Rod, Hard Chromium Precision Ground Shaft Bar

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Delivery Detail:7 days

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Brand Name:

Place of Origin:

China

Product Description

Delivery Time:30days

42CrMo Pneumatic Piston Rod, Hard Chromium Precision Ground Shaft Bar

42CrMo piston bar for hydraulic machine

Detailed Product Description
1. material:42CrMo
2. ground and chrome plated
3. advanced inspection apparutus
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 related with material heat treatment and plating is required

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wuxi heyi machinery group: Contact nameMiss. lillian
Chat Now; Phone86-510-83958900; AddressYangshan Industrial Park Huishan District Zaozhuang,Shandong

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42CrMo Pneumatic Piston Rod, Hard Chromium Precision Ground Shaft Bar

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