1.min OD30mm, max 2020mm 2.Min thickness 6mm, max 80mm 3. CE/API/ISO CERT 4.Annealing,straigten, bevel 5.prescise inspection

Good corrosion resistance, heat resistance, oxygen resistance

Chemical Composition

C	Si	Mn	P	S	Ni	Cr	Mo
≤0.08	≤1.00	2.00	0.035	0.03	10.0-14.0	16.0-18.5	2.0-3.0

Mechanical Properties:

Yield Strength: ≥205

Tensile Strength: ≥450

Elongation: ≥22%

thick-wall larger-diameter welded tubes