Material: Stainless steel AISI304, AISI316, CF8M
Application: For machine coupling/contacting
Casting technic: Lost wax casting process with full silica sol shell
Mould: Inject from Low-temperature wax
After casting: CNC lathe turning machining, milling, Polish
Tolerance: DIN ISO2768-mk
Our Advantages
(1) eleven years of experience in manufacturing and exporting.
(2) OEM and custom-made service.
(3) All kinds of castings can be manufactured according to drawing, sample or specific industry standard.
(4) Both parts and assembly can be supplied.
(5) Strong engineering team makes high quality
(6) The coordinated service (casting, machining and surface treatment) make lower price possible.
(7) Advanced-level equipments.
(8) Full material testing process and quality control system. (Chemical compostion/Mechanical property/Harness/Microstructure)
(9) Quality warranty and on time delivery.
Facility may involved for Q&C:
Material:
LChemical composition:
Ø OBLF Spectrometer with 29 channels in bi-metal of AL+FE
LMechanical Property
Ø Hardness test
Ø Mechanical property inspection
Ø Impact inspection
LMicrostructure:
Ø Microscope Metallographic Analysis as per AQL based on heating number
LStructure tightness
Ø Destruction test
Ø Weight test
Crack inspection:
LMT
LUT
LX-ray
Coating test:
LCoating thickness tester
LSalt spray test
Dimension:
LConventional gauge
LGo & No-go gauge
LCMM
Leakage check
Press load test
Ø Will be effected acc. To different projects.
Output of our Q. C.:
LFinished products:
Ø Meets AQL requirement. 50ppm, 500ppm, 1000ppm, 5000ppm may vary acc. To project.
LQ. C report:
Ø Dimensional report(all dimension/key dimension)
Ø Material report in 3.1b acc. To EN10204(2004)
Ø Other detailed report like heat treatment curve, crake testing,
Ø Pressure testing, leakage inspection also available if needed.
LImprovement plan
Ningbo Nathan Machinery Co., Ltd. (Renyi Casting) is a professional OEM manufacturer, established in 2005, specializing in the supply of die casting, lost wax casting, sand casting, precision machining and metal products. We supply raw casting to final finish product. We use tried and tested casting suppliers, but perform all secondary machining and QC operations in-house.
Thanks to our experienced engineering team, skilled production operatives and strong relationship with key local sub-contractors, our company supplies a unique blend of manufacturing services to provide complete
Products to customers all over the world.
We are accredited to ISO 9001: 2008 quality management system through NQA, a UKAS recognized auditor. Our shop floor operate 5S methodology.
Our key advantage over other is our attitude toward quality. We know what's right, and not what just good enough. This is reflected in our quick response, technical analyze of drawings, proactive approach in passing on our production experience to help clients reduce cost and improve designs.
All in all, we aim to supply competitively priced quality products, with the aim of creating a long lasting cooperation for mutual benefit.
