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Screw of Rubber Machine
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Screw of Rubber Machine

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NINGBO SUPERIOR MACHINERY CO, .LTD

NINGBO SUPERIOR MACHINERY CO, .LTD

China

Free Member

Contact Person Nancy

Ningbo, Zhejiang

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Product Specification

Product Description

•Product Specification and technical data
•inner Diameter：*****0
•L/D=8～*0
•Hardness of quenching and tempering：HB**0°～**0°
•Hardness of nitration：HV**0°～***0°
•Depth of Nitrated Layer：0.*5～0.7mm
•Fragility of nitration：≤ Grade 2
•Surface roughness：Ra0.4
•straightness：0.**5mm
•Hardness of Cr-coating Layer：HV≥**0HV
•Nitrided layer thickness：0.*5～0.*0mm
•Thickness of Cr-coated Layer：0.8～2.0mm
•Hardness of bimetallic：HRC*6°～*5°（Ni-based alloy）
• 
• Material :quality alloy steel
•① *8CrMoALA(JIS SACM**5)
•② *2CMo(JIS SCM**0)
•③ 9Cr*8MoV
•④ CW6Mo5Cr4V2
•Heat-treatment：
•Nitriding treatment
•Electroplated hard-chrome finish
•High-frequency quenching
•Spray coating Bimetallic-alloy
•vacuum quenching

Country: China
Model No: -
FOB Price: Get Latest Price
Place of Origin: -
Price for Minimum Order: -
Minimum Order Quantity: -
Packaging Detail: -
Delivery Time: -
Supplying Ability: -
Payment Type: -
Product Group : -

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