Stainless steel pipe small diameter seamless steel pipe(1)

Mechanical properties of stainless steel pipe small diameter seamless steel pipe (GB/T 3090-2000)

Brand Recommended heat treatment system Tensile strength Rm/MPa Elongation after break A(%)
>=
0Cr18Ni9(06Cr19Ni10) 1010 ~ 1150℃, Quenching 520 35
00Cr19Ni10(022Cr19Ni10) 1010 ~ 1150℃, Quenching 480 35
0Cr18Ni10Ti(06Cr18Ni11Ti) 920 ~ 1150℃, Quenching 520 35
0Cr17Ni12Mo2(06Cr17Ni12Mo2) 920 ~ 1150℃, Quenching 520 35
0Cr17Ni14Mo2(022Cr17Ni14Mo2) 920 ~ 1150℃, Quenching 480 35
1Cr18Ni9Ti 920 ~ 1150℃, Quenching 520 35

Note: 1. For small diameters and thinner wall thicknesses with an outer diameter of less than 3.2 mm or a thickness of less than                   0.30 mm, the elongation after fracture is not less than 25%.

2. The grades in parentheses are the grades in GB/T 20878-2007.

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