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Warmly congratulate Dongtai Yuanyang Stainless Steel Manufacture Co., Ltd. new official website online!

2024-08-12

Dongtai Yuanyang Stainless Steel Manufacture Co., Ltd., established in 2001, specializes in producing flanges, fittings and prefabricated pipe components (spools) made of austenitic stainless steel, (super) duplex stainless steel, high-temperature…

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Flange classification, scope of use, connection and sealing form and common failure

2024-08-12

Our current flange standards are divided into two systems, namely PN series (European system) and Class series (American system).The nominal pressure level of PN series is expressed by PN, including the following nine levels: PN2.5, PN6, PN10, PN16, PN25…

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Talk about duplex stainless steel and its application

2024-08-12

The so-called duplex stainless steel is in its solid quenching organisation in the ferrite phase and austenite phase each half, generally the least phase content of perhaps to reach 30%. Duplex stainless steel is based on 18-8 austenitic stainless steel…

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Main application areas of stainless steel tubes

2024-08-12

Stainless steel welded pipe is mainly used in heat exchange pipe, fluid pipe, pressure pipe, mechanical structure pipe, city landscape and other industries. The demand for stainless steel welded pipe for industrial use is large, and the production process…

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What are the commonly used stainless steel pipe implementation standards at home and abroad?

2024-08-12

First, commonly used stainless steel pipe implementation standards: GB national standard (GB/T14976, GB/T14975, GB/T13296); ASTM American Standard (A312/A312M, A213/A213M, A269/A269M); ASME American Standard, DIN German Standard (2462, 17456, 17458);…

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