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By certification 
Products Detailed Information
Size : DN200
pressure:class900
standard : ASME B16.5
Material: carbon steel
surface: RF FF
country of origin :China
Technics: heat treatment
Connection: welding
Qualification: ISO9001/API/CE/BV/ABS/The famous trademark of china
Advantages : 1) High quality and competitive price
2) Direct Manufacture
3) Reliable supplier and good after-sales service
4)delivery in time.
5) year-round supply
6)Large orders will enjoy a discount
Surface Treatment：black rust-proof oil， transparent oil hot galvanizing or as customer's special requirem
We will pay high attention to each inquiry and quote you with the fastest speed.
http://www.chinesemill.com/
