D20 sprocket drive rim undercarriage part
D20 sprocket through high depth of hardening and treatment process to ensure the wear and stress resistance
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Color
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Black,yellow
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Material
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ZG40Mn
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Method
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casting
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Heat Treatment
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Yes
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Hardness
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HRC51-56
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Warranty
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12 Months or 2000 hours
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Delivery
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Sea
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Certification
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ISO9001
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Packing
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Wooden Pallet
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Term of payment
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30% downpayment 70% before shipment
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Our cetificate
Our Packing
Our exhibition
