• Model NO.：45#, 60MN, B2, B3
• Customized：Customized
• Raw Material Heating：by Electric Furance
• Heat Treatment Method：Oil,Air Quenching
• Certification：ISO9001:2008
• Transport Package：Container Bag, Steel Drum
• Specification：20-150mm
• Trademark：Jinan zhongwei
• Origin：Shandong Jinan
• HS Code：73261100
• Production Capacity：1000000

 
Name 
MaterialChemical elementsHardnessCSiMnSPCrHRC
  
 
 
Cast iron ballSpecial cr12.0-3.0<1.00.5-2.0≤0.06≤0.08>2058-64Special cr22.0-3.0<1.00.5-2.0≤0.06≤0.08>1558-64High Cr2.0-3.2<1.00.5-2.5≤0.06≤0.08>1058-62Medium Cr2.0-3.2<1.00.5-2.5≤0.06≤0.08≥545-48Low Cr2.2-3.4≤1.20.5-1.5≤0.06≤0.081.0-1.542-46 
Long-term cooperation is our goal with every customer.

Because we know that good service and products cost effective is the most important magic weapon of maintaince of the old customer.

Because we know that to look for a new customer is far difficult than maintaince old customer.

With a cooperation win all life cooperation.