Customized CK45 Hot Rolled Hollow Piston Rod Ground and chrome plated ISO Approved

Customized CK45 Hot Rolled? Hollow Piston Rod ISO9001:2008 Approved
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Detailed?Product?Description
1. Material:CK45
2. Ground and chrome plated
3. Diameter:6~1000mm
4. length:1000~8000mm
5. ISO9001:2008
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Detailed?Description
1. CHEMICAL?COMPOSITION

2. MECHANCIAL?PROPERTIES

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

Services:

?1. Meet customer needs

? 2. Fast reaction

? 3. High quality and guarantee,

? 4. Using environmental protection material

? 5. Our products are complete in specifications

? 6. Our products are well-known for its fine quality

? 7. Customer always first ?

About products:
-- Products could be finished per customer\'s samples or drawing;
-- Could be packed by cusotmer\'s requirement;

Our advantage:
1. Competitive price with good quality.
2. Low MOQ (100pcs is even acceptable in some specia