Honed Seamless Tubes
Honed Seamless Tubes
Grade
ST 52, Stainless Steel, Ally Steel & Special Steel

Size Range

Inside diameter
From 40mm to 1000mm

Max length
20 meters

Straightness
0.5 / 1000

Tolerance EXT
DIN 2391

Tolerance INT
ISO-H7, ISO-H8, ISO-H9

Roughness(Ra)
Max 0.4μ

Impact test
-20oC, 27 J (only for special requirement)

ST 52 Chemical composition (%)
Si (Max)Mn (Max)C (Max)P (Max)S (Max)
0.551.60.220.0250.025

Mechanical Properties (%)
Tensile Strength MinYield Point MinElongation Min
580 N/mm2420 N/mm210

Honed Seamless Tubes
Honed Seamless Tubes
Honed Seamless Tubes
Honed Seamless Tubes
Honed Seamless Tubes
Honed Seamless Tubes