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The Bareiss Prüfgerätebau GmbH characterises the development of hardness tests on elastomers and other soft elastic materials by innovation and progress, since its foundation by Heinrich Bareiss in 1954. Nowadays Bareiss and its 42 qualified colleagues develop, manufacture and distribute top-quality testing devices for rubber, plastics and soft elastic materials in pharmacy and food industry, as they did in the past.
In order to be able to guarantee top-quality of its products durably, Bareiss has established a management system acc. to ISO 9001. Thereby, all processes and activities, which are decisive for quality and safety, are planned, controlled and surveyed permanently. As accredited testing laboratory of the German Calibration Services DKD for the measurement category of hardness, Bareiss is making calibrations on Shore and IRHD testing devices permanently, in the company's laboratory and outdoors and provides official calibration certificates for this purpose , since 1996, in context of the control of testing devices.

Yaang Pipe Industry is a professional organizer and one-stop-shop supplier for steel piping system products, including steel pipe and tube, forged flange and fittings, butt-welding pipe fittings, elbow, tee, reducer, stub end, gaskets, fasteners, valves, Sanitary Services etc. in China. We have devoted to providing the best solutions of steel materials and industrial equipment for our respected customers.
We supply not only commonly used stainless steel materials (SS304/L,SS316/L,SS321), but also duplex and super duplex steel 1.4547, 1.4462, 1.4410 (S31254,S31803,S32750,S32760), special austenite stainless 310S, 347H, 317L, 904L... Yaang products are widely used in Shipbuilding, Nuclear power, Marine engineering, Petroleum, Chemical, Mining,Sewage treatment, Natural gas and Pressure vessels and other industries.
Yaang products are according to national standard GB/T12459, GB/T13401, U.S. standard ANSI/ASME B16.9, ANSI/ASME B16.5/B16.47, ANSI/ASME B16.11, ANSI/ASME B36.19M/ B36.10M, ASME B16.20,British standard BS,Germany standard DIN,Japan standard JIS..., The purpose built nonstandard or special use products as per customer's demand, we will try our best to satisfy it.
To be a reliable supplier, providing high quality products,very best service and support, Yaang will do that always!