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Nosta is able to offer a large variety in different products and production methods.
Our production lines are as follows:
Nosta standard
Standardised parts for a power-transmission on the shaft-hub connection. Components for fixing and mounting.
Nosta connect
Optimal connecting elements in standard areas of DIN 508 in order to receive a perfect realisation of your individual ideas.
Nosta tailor made
In our tailor-made production we combine basic advantages by using tailored, complex, precise and individual compoments according to customers drawing.
Nosta rail
Due to our high quality standards and our reliability we are in the position to provide the railway supply industry with different mounting components during the last years.

Established in 2005, Suzhou Ruibo Machinery and Electronics Co. Ltd has always been focusing on the advanced market. We manufacture different types of anti-loose washers and stamping pieces and committed to providing professional and personalized services to customers by integration of R&D, design, manufacturing and sales.
We set up automatic production lines and execute strict process control, which ensures the products with high quality. There are also professional inspection equipment such as computerized tensile testing machine, salt mist test instrument and hardness tester, ensuring the dimension and performance of the products to meet the standards. Our high quality products are used in the industry of railways, mechanical equipment, elevators, motors, automobiles, wind power, photovoltaic and etc. Besides the domestic markets, our products are well received by the overseas customers in Americas, South East Asia and Middle East.
We produce different types of anti-loose washers strictly according to the standards and requirements e.g. Chinese Standards, German Standard, American Standard and International standard. We also customize the stamping pieces according to the samples or drawings provided by customers.
The raw materials we use are mainly cold rolled belts and boards of 65Mn, Spring Steel SK5 / SK7, Stainless Steel SUS304 / 316. Through stamping by high-precision moulds and heat treatment, our products have excellent mechanical performance. We provide different surface treatments: friendly environmental blue white zinc plated, color zinc plated, mechanically deposited zinc coating, powder zinc coating, dacromet, geomet and black finishing, which satisfy the market needs.
We started to use ERP system in 2008 to manage our logistic chain and received ISO9001:2008 quality system certificate. We promise to provide customers with reliable and high quality products and quick response services to assist our customers to improve the competitiveness in the markets.