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Our EN 10216-2 P235GH alloy steel pipes undergo rigorous testing to ensure they meet international standards and client specifications in Philippines. We provide comprehensive documentation, including Material Test Certificates (MTC), third-party inspection reports, and heat treatment charts in Philippines. As renowned EN 10216-2 P235GH Alloy Steel Pipes Exporters in Philippines, we are committed to delivering products that are reliable and of the highest quality.
Manufacture | Seamless Process |
Out Diameter | 21 mm——509mm |
Wall Thickness | 2.1mm——20 mm |
Length | 6M or Specified Length as Required. |
Ends | Plain End, Beveled End, Treaded |
Steel grade | Heat treatment a |
Austenizing | Tempering | |||
Steel name |
Steel number |
Temperature °C | Cooling Medium |
Temperature °C | Cooling medium |
|
P235GH | 1.0345 | +N b | 880 to 940 | Air | - | - |
a +N = Normalising, +NT = Normalising + Tempering, +QT = Quenching + Tempering (air or liquid), +I = Isothermal Annealing. b Normalising includes Normalising Forming. |
Steel grade | Steel number |
C | Si | Mn | P max |
S max |
Cr | Mo | Ni |
P235GH | 1.0345 | ≤ 0,16 | ≤ 0,35 | ≤ 1,20 | 0,025 | 0,020 | ≤ 0,30 | ≤ 0,08 | ≤ 0,30 |
Al tot | Cu | Nb | Ti max | V | Cr+Cu+Mo+Ni | Others |
≥ 0,020 | ≤ 0,30 | ≤ 0,010 | 0,040 | ≤ 0,02 | ≤ 0,70 | - |
Steel grade | Upper yield strength or proof strength R eH or Rp 0,2 for Wall Thickness T min. |
Tensile Strength Rm |
Elongation A min. % a |
|||||
Steel name | Steel number |
T ≤ 16 | 16 < T ≤ 40 | 40 < T ≤ 60 | 60 < T ≤ 100 | l | t | |
MPa * | MPa * | MPa * | MPa * | MPa * | ||||
P235GH | 1.0345 | 235 | 225 | 215 | - | 360 to 500 | 25 | 23 |
Outside Diameter D mm | Tolerances on D |
Tolerances 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% a | |
a For outside diameters D ≥ 355,6 mm it is permitted to exceed the upper wall thickness locally by a further 5% of the wall thickness T |
Tolerances on inside diameter | Tolerances on T for a T/d ratio | |||||
d | d min | ≤ 0,03 | > 0,03 ≤ 0,06 |
> 0,06 ≤ 0,12 |
> 0,12 | |
± 1% or ± 2 mm whichever is the greater | (+ 2% ,0)or (+ 4 mm,0) |
whichever is the greater | ± 20% | ± 15% | ± 12,5% | ± 10% a |
a For outside diameters D ≥ 355,6 mm it is permitted to exceed the upper wall thickness locally by a further 5% of the wall thickness T |
Outside diameter D mm | Tolerances on D | Tolerances on T min for a T min /D ratio | |||
≤ 0,02 | > 0,02 ≤ 0,04 |
> 0,04 ≤ 0,09 |
> 0,09 | ||
D ≤ 219,1 | ± 1% or ± 0.5mm whichever is the greater |
(+ 28%,0) or (+ 0.8 mm,0) whichever is the greater | |||
D > 219,1 | + 50% 0 |
+ 35% 0 |
+ 28% 0 |
+ 22% a 0 |
|
a For outside diameters D ≥ 355,6 mm it is permitted to exceed the upper wall thickness locally by a further 5% of the wall thickness T |
Tolerances on inside diameter |
Tolerances on T min for a T min /d ratio |
|||
d | d min | ≤ 0,05 | > 0,05 ≤ 0,1 |
> 0,1 |
± 1% or ± 2 mm whichever is the greater |
(+2%,0) or (+ 4 mm,0) whichever is the greater | + 35% 0 |
+ 28% 0 |
+ 22% a 0 |
For outside diameters D ≥ 355,6 mm it is permitted to exceed the upper wall thickness locally by a further 5% of the wall thickness T |
Length L | Tolerance on exact length |
L ≤ 6000 | +10 0 |
6000 < L ≤ 12 000 | +15 0 |
L > 12 000 | + by agreement 0 |
(1)Chemical analysis
(2)Tensile test(Tensile test at room temperature, Tensile test at elevated temperature)
(3)Flattening test
(4)Ring tensile test
(5)Drift expanding test
(6)Ring expanding test
(7)Impact test
(8)Leak tightness test(Hydrostatic test, Electromagnetic test)
(9)Dimensional inspection
(10) Visual examination
(11) Non-destructive testing
Mandatory information
a) the quantity (mass or total length or number);
b) the term "tube";
c) the dimensions ;
d) the designation of the steel grade in accordance with this Part of EN 10216 ;
e) the test category for non-alloy steel .
1) Cold finishing.
2) Restriction on copper and tin content.
3) Product analysis.
4) Impact testing .
5) Longitudinal impact testing at -10° C for non-alloy steel grades.
6) Tensile testing at elevated temperature .
7) Selection of leak-tightness test method .
8) Non-Destructive Testing for test category 2 tubes for detection of transverse imperfections.
9) Non-Destructive Testing for test category 2 tubes for detection of laminar imperfections .
10) Special ends preparation.
11) Set of dimensions other than D and T.
12) Exact lengths ).
13) The type of inspection document other than the standard document.
14) Test pressure for hydrostatic leak-tightness test .
15) Wall thickness measurement away from the ends .
16) Non-Destructive Testing method.
17) Additional marking .
18) Protection .
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