Test purpose:To test the quality of stainless steel parts in harsh marine environment.
Conclusion:After 72 hours of continuous spray test, Surface intact,the product has no rust, no spots, no cracks,Product qualification.
316 stainless steel material report:
Data type:type normalization correction concentration
Conclusion:Product material 316 stainless steel
Ncessant research for innovation and quality and investment in technologyon raw material behaviour (such as salt spray chamber) have always been a distinctive feature of TANGREN which makes it more and more trusted by the major shipyards.
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More of our hot productsPacking&ShippingPacking method And Transport: Inner packing of thickened bubble bag and outer packing of thickened carton. A large number of orders are transported by pallets. We are very close to Qingdao port, which saves a lot of logistics costs and transportation time.




Certificate
Choose this companyQingdao Tangren impression Industry and Trade Co., Ltd is a professional engaged in stainless steel, marine hardware, construction hardware research and development, production, sales, service in one company, we have our own factory in China, since 2009 began to personnel casting industry, and has a processing workshopmore than 100 employees and 15 technicians. The company is located in Qingdao, China, with convenient transportation. Our experienced employees can discuss your requirements with you at any time to ensure the satisfaction of customers. In recent years, our company has a series of advanced equipment, including CNC machine tools, salt spray test, spectrometer test. Our company's goal is always to achieve the highest world standard in production, quality control and customer service, and has passed ISO9001 certification, and sold well in all provinces and cities of the country, products are exported to the United States, Europe, Japan and other countries and regions, Australia. We also welcome OEM and ODM orders. You can discuss your purchasing requirements with our customer service center, whether you choose and current products from our catalog or ask for engineering help for your application.Tangren to protect your navigation!
TECHNOLOGICAL PROCESS.Casting: Design-abrasive manufacturing-wax film-shell making-dewaxing-casting-sand cleaning - Inspection-molding Machining: electrolysis-polishing-cleaning-quality inspection-packaging-shippingOur products are made by precision casting, and it is made into casting parts after nearly ten processes. If you are interested, PLEASE CONTACT US and we will show you its great formation process in the form of video.


CNC machine shop. We have advanced CNC machine tools and equipment, strict control of our products more precise.Mirror polishing process. Every detail of the product is artificially polished, which is just like a mirror.

Salt spray tester. Tests the response to severe marine conditions. Test results: the product has no spot, rust and crack.Material tester. Strictly control product material, 100% 316 stainless steel guarantee. Non 316 stainless steel refund guarantee.Any QueriesQ:How to guarantee the quality problem?
A:We have a professional quality inspection department, on-site inspection of the production process, layer upon layer of strict control and inspection of products before delivery, Strictly control product material, 100% 316 stainless steel guarantee. Non 316 stainless steel refund guarantee.
Q: How long is your delivery time?
A:In the case of stock, it is usually 2-3 days. Others calculate the time according to the quantity of your order.
Q:How do I pay? Payment terms?
A:We are willing to pay in your way.
Payment<=1000USD, 100% in advance.
About For the first collaboration,Payment>=1000USD, We accept 30% T/T in advance ,balance before shippment.