seamless pipe:Standard:GB8162/8163,ASTM A106/A53 GR.B,API 5L GR.B,API 5CT J55/N80 OD:4.1/2" to 8.5/8" WT:6-45mm
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Beater Sheet , film heating , film heating materials , welded wire mesh , galvanized welded wire mesh , welding wire , mig welding wire