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EN10216 Seamless Steel Tube For Pressure Purpose

EN10216 Seamless Steel Tube For Pressure Purpose

EN10216 seamless steel tube for pressure purpose PART 1: non-alloy steel tubes with specified room temperature properties Steel grade: P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P265TR2 Delivery condition: As formed, normalized, normalizing-formed Size range: OD 70mm-610mm, WT 4mm-35mm Length:...

Description

EN10216 seamless steel tube for pressure purpose


PART 1: non-alloy steel tubes with specified room temperature properties


Steel grade: P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P265TR2

Delivery condition: As formed, normalized, normalizing-formed

Size range: OD 70mm-610mm, WT 4mm-35mm

Length: commerical length

Dimension and tolerance: according to EN10216

Test: cast analysis, tensile test, impact test (for quality TR2), electromagnetic test, visual inspection

Certification: PED(97/23/EC) and AD2000, Lioyd's register



Chemical composition


Steel

grade

C

Max

Si

Max

Mn

Max

P

Max

S

Max

Cr

Max

Mo

Max

Ni

Max

Al

Min

Cu

Max

Nb

Max

Ti

Max

V

Max

Cr+Cu+Mo+Ni

Max

P195TR1
0.13
0.35
0.70
0.025
0.020
0.30
0.08
0.30
-
0.30
0.010
0.04
0.02
0.70
P195TR2
0.13
0.35
0.70
0.025
0.020
0.30
0.08
0.30
0.02
0.30
0.010
0.04
0.02
0.70
P235TR1
0.16
0.35
1.20
0.025
0.020
0.30
0.08
0.30
-
0.30
0.010
0.04
0.02
0.70
P235TR2
0.16
0.35
1.20
0.025
0.020
0.30
0.08
0.30
0.02
0.30
0.010
0.04
0.02
0.70
P265TR1
0.20
0.40
1.40
0.025
0.020
0.30
0.08
0.30
-
0.30
0.010
0.04
0.02
0.70
P265TR2
0.20
0.40
1.40
0.025
0.020
0.30
0.08
0.30
0.02
0.30
0.010
0.04
0.02
0.70



Mechanical properties


Steel grade
Min Yield strength (MPa)
Tensile strength (MPa)
Min Elongation A (%)

Min impact energy (J) at

longitudinal direction

T(thickness) in mm
Test temperature
≤16
>16, ≤40longitudinal
0℃
-10℃
P195TR1
195
185
320-440
27
--
--
P195TR2
195
185
320-440
27
40
28
P235TR1
235
225
360-500
25
--
--
P235TR2
235
225
360-500
25
40
28
P265TR1
265
255
410-570
21
--
--
P265TR2
265
255
410-570
21
40
28



Part 3: alloy fine grain steel tubes (EN10216-3)


Steel grade: P355N, P355NL1, P355NL2

Delivery condition: Normalized, normalizing-formed

Size range: OD 70mm-610mm, WT 4mm-35mm

Length: commerical length

Dimension and tolerance: according to EN10216

Test: cast analysis, tensile test, impact test, electromagnetic test, visual inspection

Certification: PED(97/23/EC) and AD2000, Lioyd's register


Delivery condition


Steel grade
Forming operation
Delivery condition
P355N
Hot-finished
+N
P355NL1
Hot-finished
+N
P355NL2
Hot-finished
+N

Note:

N: Normalized

NL1: the low temperature quality

NL2: the special low temperature quality



Chemical composition


Steel

grade

C

Max

Si

Max

Mn

P

Max

S

Max

Cr

Max

Mo

Max

Ni

Max

Al

Min

Cu

Max

N

Max

Nb

Max

Ti

Max

V

Max

Nb+Ti+V

Max

P355N
0.20
0.50

0.9-

1.70

0.025
0.020
0.30
0.08
0.30
0.020
0.30
0.020
0.05
0.04
0.10
0.12
P355NL1
0.18
0.50

0.9-

1.70

0.025
0.020
0.30
0.08
0.30
0.020
0.30
0.020
0.05
0.04
0.10
0.12
P355NL2
0.18
0.50

0.9-

1.70

0.025
0.015
0.30
0.08
0.30
0.020
0.30
0.020
0.05
0.04
0.10
0.12



Mechanical properties

Steel grade
Min Yield strength (MPa)
Tensile strength (MPa)
Min Elongation A

Min impact

energy (J) at

longitudinal

direction

T (thickness) in mm
T (thickness) in mm

Test

temperature

at -20

≤20
>20, ≤40≤20
>20, ≤40longitudinal

T (Thickness)

in mm ≤40

P355N
355
345
490-650
490-630
22
40
P355NL1
355
345
490-650
490-630
22
53
P355NL2
355
345
490-650
490-630
22
70



Dimensional tolerances

Outer diameter D mm
Tolerance on D
Tolerance on T for a T/D ratio
≤0.025

>0.025

≤0.050

>0.050

≤0.10

>0.10
D≤219.1

±1% or ±0.5mm

whichever is the

greater

±12.5% or ±0.4mm whichever is the greater
D>219.1
±20%±15%±12.5%±10%


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