| Specification |
Material: Steel;
Usage: Industrial;
Load Type: Torsion;
Production Process: Hot Roll;
Shape: Leaf;
Leaf Model: 15X75X7 Leaf;
Leaf: 32ton;
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Function: Pressed, Buffer;
Material: Steel;
Usage: Industrial, Auto, Motorcycle, Home Appliance;
Load Type: Extension;
Production Process: Cold Roll;
Shape: Coil;
Product Name: Big Metal Spring;
Business Mode: Factory OEM;
Material Standard: GB 4357-09 or Equivalent;
Wire Range: From Min 0.1mm(0.004inch) to Max 12mm(0.48inch);
Winding Direction: Left and Right;
End Type: Different Hooks Available;
Surface Treatment: Electrophoresis;
Coating Thickness: 8~10 Micrometer;
Testing Method: Random Sample Inspection;
Tolerance: GB Standard, Grade II or as Per Your Requirement;
Spring Rate Tolerance: +-3%~10%;
Aql Level: Aql 1.0;
Packing Method: OPP Bags with Blank Carton;
Normal Carton Size: 23X23X31/Cm with No Mark;
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Function: Pressed;
Material: Steel;
Usage: Industrial, Auto, Furniture, Motorcycle, Home Appliance;
Load Type: Compression;
Production Process: Hot Roll;
Shape: Cylinder;
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Function: Pressed, Buffer;
Material: Steel;
Usage: Industrial, Auto, Motorcycle, Home Appliance;
Load Type: Compression;
Production Process: Cold Roll;
Shape: Coil;
Product Name: Metal Spring Door Closer;
Business Mode: Factory OEM;
Material Standard: GB 4357-09 or Equivalent;
Wire Range: From Min 0.1mm(0.004inch) to Max 12mm(0.48inch);
Winding Direction: as Per Your Request;
End Type: Close and Ground Flat;
Surface Treatment: as Per Your Request;
Coating Thickness: 8~10 Micrometer;
Testing Method: Random Sample Inspection;
Tolerance: GB Standard, Grade II or as Per Your Requirement;
Spring Rate Tolerance: +-3%~10%;
Aql Level: Aql 1.0;
Packing Method: OPP Bags with Blank Carton;
Normal Carton Size: 23X23X31/Cm with No Mark;
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Function: Pressed, Phonation, Buffer, Drive, Restoration, Measurement;
Material: Steel;
Usage: Industrial, Auto, Furniture, Motorcycle, Home Appliance;
Load Type: Compression;
Production Process: Hot Roll;
Shape: Coil;
Wire Diameter: 0.06mm-15mm;
Certifications: ISO9001, RoHS, SGS, IATF16949;
Surface Treatment: Nickel Plating, Blue Zinc Plating,Ect;
Packaging: Inner Plastic Bag, Outer Standard Carton Box or Cu;
Application: Aviation, Automotive, Motorbike, Bicycle, Ect;
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