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Classification of stainless steel threaded pipe fittingsSocket welded stainless steel pipe fittingsThe socket welded stainless steel pipe is the most reliable connection mode of all connection modes by inserting the stainless steel pipe into the socket part and making argon arc welding along the edg
The full name of International Women’s Day (IWD) is United Nations women’s rights and international peace day. In China, IWD is also known as international working women’s day, March 8 and March 8 women’s day. It is a festival set up on March 8 every year to celebrate Women’s important contributions