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Cold Drawn Seamless Tube/ Ready to Honed Tube
Ready to Honed Tube
Ready to honed tube (or ready to skiving tube)/ Cold Drawn Pipe
ID: 40 to 350mm
Steel grade: St52, CK45, 4140, 16Mn, 20#, Q345B,Q345D, etc.
Length: Max 14m.
Straightness: 0.5 /1000
Standard: Tubes are provided according to the DIN2391, EN10305-1, GB/T3639, GB/T8162, GB/T8163
Type：cold drawing
Conservation: Anti rust oiled coating on the inside and outside of the surface, plastic caps at both ends.
Package: banding with steel strips, braiding parcel at outside
CHEMICAL COMPOSITION (%)
|
Si(Max)
|
Mn(Max)
|
C(Max)
|
P (Max.)
|
S(Max)
|
|
0.50
|
1.6
|
0.22
|
0.025
|
0.025
|
MECHANICAL PROPERTIES
|
Tensile strength
Min
|
Yield Point
Min
|
Elongation
% Min
|
|
580N/mm2
|
420N/mm2
|
10
|
EXCENTRICITY
|
Outer Diameter
|
Excentricity
|
|
<=125 mm
|
5 %
|
|
> 125 mm
|
7 %
|