BS EN10297-1 Alloy Tube_310 stainless steel

Description

BS EN10297-1 Alloy Tube

EN 10297 part 1 specifies the technical delivery conditions for seamless circular tubes made of non-alloy and alloy steels for mechanical and general engineering purposes.

Alloy special steel:41Cr4,25CrMo4,30CrMo4,34CrMo4,42CrMo4

OD: 20-660mm WT: 2.3-100mm L: 5.8M, 6M, 11.8M, 12M or any other specified length.

Application: Machining, General engineering, crane arm, Bushes, Cylinders Various, Conveyor Rolls, Hollow Shafts, Hollow Parts and components, Nuts, Rings, etc

Chemical composition (cast analysis) for tubes made from alloy special steels in % by mass a

Steel grade
C Si Mn P S Cr
Mo
Ni
Steel name Steel number min. max. max. min. max. max. max. min. max. min. max. min. max.
41Cr4 1.7035 0,38 0,45 0,40 0,60 0,90 0,035 0,035 0,90 1,20
25CrMo4 1.7218 0,22 0,29 0,40 0,60 0,90 0,035 0,035 0,90 1,20 0,15 0,30
30CrMo4 1.7216 0,27 0,34 0,35 0,35 0,60 0,035 0,035 0,80 1,15 0,15 0,30
34CrMo4 1.7220 0,30 0,37 0,40 0,60 0,90 0,035 0,035 0,90 1,20 0,15 0,30
42CrMo4 1.7225 0,38 0,45 0,40 0,60 0,90 0,035 0,035 0,90 1,20 0,15 0,30
a See also 7.1.
b<0,25% Cu.

Mechanical properties for tubes made of steels in accordance with Table 6 in delivery condition +QT:

Steel grade Minimum tensile properties
Steel name Steel number Yield strength (ReH) MPa Tensile strength ( Rm) MPa Elongation A%
For T in mm For T in mm For T in mm
T≤8 8<T≤20 20<T≤50 50<T≤80 T≤8 8<T≤20 20<T≤50 50<T≤80 T≤8 8<T≤20 20<T≤50 50<T≤80
l t l t l t l t
41Cr4 1.7035 800 660 560 1000 900 800 11 9 12 10 14 12
25CrMo4 1.7218 700 600 450 400 900 800 700 650 12 10 14 12 15 13 16 14
30CrMo4 1.7216 750 630 520 480 950 850 750 700 12 10 13 11 14 12 15 13
34CrMo4 1.7220 800 650 550 500 1000 900 800 750 11 9 12 10 14 12 15 13
42CrMo4 1.7225 900 750 650 550 1100 1000 900 800 10 8 11 9 12 10 13 11
NOTE l = longitudinal, t = transverse.


Tolerances on outside diameter and on thickness:

Tolerances of Lengths:

when Length equals 6000mm, Tolerances 0/+10

when 6 000 < L =12 000, Tolerances 0/+15

when > 12 000,Tolerances 0/+ by agreement

Xi’an Linkun Steel Pipe Co., Ltd is one of the leading China EN10297-1 alloy tube manufacturers and suppliers, if you are looking for EN10297-1 41cr4 alloy steel tube, 25crmo4 alloy steel tube,EN10297-1grade 30crmo4,42crmo4 alloy steel and other alloy steel pipe,please feel free to contact us.

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sales@metal-pipe.com,HSH stocks a broad range of metal materials, including aluminum, steel, stainless steel, copper and brass, and specialty metals. Also, we also sell cast fittings, cast Iron, forged fittings, cutting tools, flanges, ect. If you have any needs about our products, you can contact us.
sales@metal-pipe.com

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