OD:13.7-610mm
standard : API 5L
Material: ST52
Length:5300mm
country of origin :China
Brand: ZEWO
Technics: Hot Rolled
Connection: welding
Qualification: ISO9001/API/CE/BV/ABS/The famous trademark of china
Advantages : 1) High quality and competitive price
2) Direct Manufacture
3) OEM offerd
4) Reliable supplier and good after-sales service
5)delivery in time.
6) year-round supply
7)Large orders will enjoy a discount
Surface Treatment: black rust-proof oil,transparent oil,hot galvanizing or as customer's special requirem
Application ranges:Petroleum, power, gas, metallurgy, smelting, foodstuff, papermaking, chemical,medical equipment, aviation,
boiler heat exchangerand other fields.