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EN10216-3 low temperature seamless steel tubes pipes P355NL2
Source:Xin Steel Industry Date:2018/11/14
EN10216-3 low temperature seamless steel tubes pipes P355NL2
Alloy fine grain steel tubes for pressure purposes in European standard EN 10216-3
Relative steel grades:P275NL1,P275NL2,P355N,P355NH,P355NL1,P355NL2,P460N,P460NH,
P460NL1,P460NL2,P620Q,P620QH,P620QL,P690Q,P690QH,P690QL1,P690QL2.
Main application:Non-alloy and alloy high temperature seamless steel pipes more used for building boilers and pressure vessels’parts,power plants.P355NL2 low alloy seamless steel pipes have to be done Normalized heat treatment and low temperature impacting test.
Rolling range:A) Diameter:1/2’’ to 36’’ B) Schedule:SCH20-SCHXXS C) O.D.:13.7MM-914.4MM D) Wall Thickness: 2.11MM-60MM E) Length: Max.17MM
Test and Certificates:Low temperature impacting test,NDE (Non-Destructive Testing),Ultrasonic examination,Heat treatment,Bending test,Eddy test,Hydrostatic test,High tension test.Mill test certificates with EN 10204 3.1 OR 3.2 approved by third party inspection TUV,LR,ABS,SGS,PED,etc.
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►Mechnical property for P355NL2 pressure vessel steel pipes:
|
Yield strength (≥Mpa) Wall Thickness |
Tensile strength (≥Mpa) Wall Thickness | |||||||
|
T≤20 |
20<T≤40 |
40<T≤50 |
50<T≤65 |
65<T≤80 |
80<T≤100 |
T≤20 |
20<T≤65 |
65<T≤100 |
|
355 |
345 |
335 |
325 |
315 |
305 |
490-650 |
490- 630 |
450- 590 |
►Chemical composition for P355NL2 steel tubes (Cast Analysis Max%)
|
Main chemical elements composition of P355NL2 | ||||||||
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni | |
|
0.18 |
0.50 |
0.90-1.70 |
0.025 |
0.015 |
0.30 |
0.08 |
0.50 | |
|
Al total min. |
Cu |
N |
Nb |
Ti |
V |
Nb+Ti+V | ||
|
0.020 |
0.30 |
0.020 |
0.05 |
0.040 |
0.10 |
0.12 | ||
Ready stock of high quality seamless steel tubes pipes with steel grades in EN 10216-2 and EN10216-3.P355N seamless pipes,P355NH seamless steel tubes,P355NL1,P355NL2 low temperature used alloy seamless steel pipes original from Chinese national owned steel mills TPCO,BAOSTEEL,etc.