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EN 10216-1 P265 Seamless Steel Pipes For Pressure

Release Tme: 2024-05-08
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Tube manufacture and delivery conditions
EN 10216-1 P265 Seamless steel tubes will be manufactured by a seamless process. The forming operations and delivery conditions are shown in Table 1.

Table 1 - Forming operations and delivery conditions

Forming operation Quality Delivery condition
Hot formed TR1 As formed or normalized or normalizing-formed
  TR2 Normalized or normalizing-formed
Hot formed + cold finished TR1 and TR2 Normalized

Chemical composition of EN 10216-1 P265
Chemical composition (cast analysis) a in % by mass for quality TR2

Steel grade Steel
number
C
max.
Si
max.
Mn
max.
P
max.
S
max.
Cr
max.
Mo
max
Ni
max.
P265TR2 1.0259 0,20 0,40 1,40 0,025 0,015 0,30 0,08 0,30

 

Al tot min. Cu max Nb max. Ti max. V max. Cr+Cu+Mo+Ni max.
0,02 0,30 0,010 0,04 0,02 0,70


Chemical composition (cast analysis) a in % by mass for quality TR1

Steel grade Steel
number
C
max.
Si
max.
Mn
max.
P
max.
S
max.
Cr
max.
Mo
max
Ni
max.
Al tot
min.
P265TR1 1.0258 0,20 0,40 1,40 0,025 0,020 0,30 0,08 0,30 -

 

Al tot min. Cu max Nb max. Ti max. V max. Cr+Cu+Mo+Ni max.
- 0,30 0,010 0,04 0,02 0,70

Mechanical properties of EN 10216-1 P265
Mechanical properties for quality TR2

Steel grade Tensile properties Impact properties
Steel name Steel
number
Upper yield strength
R eH
b min. for Wall Thickness
T mm
Tensile
Strength
R m
Elongation
A min. %
Minimum average
absorbed energy
KV 2 J
at a temperature of °C
T ≤ 16 16 < T ≤ 40 40 < T ≤
60
l t
MPa * MPa * MPa * MPa * l t 0 -10 0
P265TR2 1.0259 265 255 245 410 to 570 21 19 40 28 d 27

Note: l = longitudinal t = transverse
Mechanical properties for quality TR1

Steel grade Tensile properties Impact properties
Steel name Steel
number
Upper yield strength
R eH
b min. for Wall Thickness
T mm
Tensile
Strength
R m
Elongation
A min. %
b
c
Minimum average
absorbed energy
KV 2 J
at a temperature of °C
c
    T ≤ 16 16 < T ≤ 40 40 < T ≤
60
l t
MPa * MPa * MPa * MPa * l t 0 -10 0
P265TR1 1.0258 265 255 245 410 to 570 21 19 - - -

Note: l = longitudinal t = transverse

EN 10216-1 P265 Seamless steel pipes

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