ISO9001 Factory Custom-Made Springs for Oil and Gas Industry
Yueqing Dofo Spring Manufacturing Co., Ltd.- Function：Pressed, Buffer
- Material：Steel
- Usage：Industrial, Auto, Furniture, Motorcycle, Home Appliance
- Load Type：Compression
- Production Process：Cold Roll
- Shape：Coil
Base Info
- Model NO.：DF2203048
- Product Name：Custom Made 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：as Per Your Request
- End Type：Open with Hook
- 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
- Certificate：ISO9001, SGS, RoHS, CE, Ts16949
- Transport Package：Carton and Outer Wooden Case
- Specification：customized
- Trademark：DOFO
- Origin：Wenzhou, China
- HS Code：7320909000
- Production Capacity：1, 000, 000 Pieces Per Month
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