Qingdao Donrex Co., Ltd.  

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Product Name: Mining Nut Tools Model NO.: mining nut Certification: ISO 9001:2008, TF16949 Standard: ASTM Forging Tolerance: +/-0.2mm Surface Treatment: Oxidation Heat Treatment: Normalizing Material: Steel Application: Mine Molding Technics: Forging Molding Style: Forging Processing Object: metal Trademark: OEM Transport Package: Bag, Pallet or Plywood Box Specification: OEM Origin: Shandong Product Description Mining nut tools1. Quality ControlWe provide:1) Chemical Composition Report2) Mechanical Properties Report3) Dimension Test Report4) Hardness Test Report5) Heat Treatment Chart Report6) Others according to clients' demand2. Equipment listHydraulic Machine4000Ton5000TonMounted ReclaimerRing Rolling MachineΦ5000mmΦ9000mmQuenching TankDesktop Tempering FurnaceBell type Quenching FurnaceAluminum Alloy Solid Solution Aging Furnace8.5m Bell Type FurnacePlaner Drilling MachineCNCCNC VTL Operator...3. Factory4. Some other products5. Shipping and packing6. Certificates