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Dear Sir
Carbon Steel seamless Steel Pipe
1.Seamless steel pipe for general use: ASTM A 53 GR.B,
Steel Grade: SA53B and specication 2"-28", 60.3-711.2mm
2.Seamless steel pipe for high temperature:ASTM A 106 GR.B,
Steel Grade: SA106B and specication 2"-28", 60.3-711.2mm
3.Pipeline: