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URSSA P355 / P460. Aceros de grano fino para para cisternas

URSSA P355 / P460. Steels fine grain for tankers

Steel resistant to temperature and pressure, applied pressure boilers, storage tanks, pipelines.

More details

Soldering:  Excellent
Folded:  Excellent
Transformation:  Excellent
Mechanization:  Excellent

General specifications*

C ≤ 0,20. Si ≤ 0,50/0,60. Mn 0,90-1,70. P ≤ 0,03. S 0,15-0,25. Al ≤ 0,020. Cr ≤ 0,30. Cu ≤ 0,30/0,70. Mo ≤ 0,10/0,08.
ReH315/355-400/460 N/mm2. Rm450/630-520/720 N/mm2. A 16/21 %

Characteristics

Steel plates specially manufactures for different kinds of welding structures..

Typical applications

Some of the applications could be: pressure boilers, moving tanks just as storage or parked, high pressure tubing, pole bridges, moorings, etc.

Supply status

Normalized

Welding/Soldering

Good: use always adequate systems for fine grain steels.

Folded

Good. Excellent folding characteristics in the sense of lamination.

Mechanisation

Good: it can be oxycuted, drilling and mechanised by any system.

Heat treatment

Some of the applications could be: pressure boilers, moving tanks just as storage or parked, high pressure tubing, pole bridges, moorings, etc.

Approximate equivalents

DIN:  TSTE 355 - TSTE 460
EH-36: A 572 Gr 65
BS: 22432A+B
AFNOR: A 52P1+2
A52-D: Fe E 355KT - Fe E 460 KT

Chemical composition (casting Análisis). According to EN 10028-3 (See rule).

Steel types% per mass
DesignationCSiMnPSAlCrCuMoNNbNiTiVNb+ Ti+V
SymbolicNumericMax.Max.Max.Max.Max.Max.Max.Max.Max.Max.Max.Max.Max.Max.Max.
P335 N1.05620,200,50,90 a 1,70,0300,0250,020,300,300,080,0200,050,500,030,100,12
P355 NH1.05650,200,50,90 a 1,70,0300,0250,020,300,300,080,0200,050,500,030,100,12
P355 NL11.05660,180,50,90 a 1,70,0300,0200,020,300,300,080,0200,050,500,030,100,12
P355 NL21.11060,180,50,90 a 1,70,0250,0150,020,300,300,080,0200,050,500,030,100,12
P460 N1.89050,200,61,00 a 1,700,0300,0250,020,300,700,100,0250,050,800,030,200,22
P460 NH1.89350,200,61,00 a 1,700,0300,0250,020,300,700,100,0250,050,800,030,200,22
P460 NL 11.89150,200,61,00 a 1,700,0300,0200,020,300,700,100,0250,050,800,030,200,22
P460 NL 21.89180,200,61,00 a 1,700,0250,0150,020,300,700,100,0250,050,800,030,200,22

Mechanical characteristics in room temperature. According EN 10028-3 (See rule)

Steel typeNormal supply status

Elastic limit ReH minimum
in N/mm2
For thickness product in mm

Resistant to tensile
Rm
in N/mm2
For thickness product in mm

Minimum Lengthening after break in % (Lo=5,65 VSo) Nominal thickness in mm

Designation
SymbolicNumeric≤ 16> 16 ≤ 35> 35 ≤ 50> 50
≤ 70		> 70 ≤ 100> 100
≤ 150		≤ 70> 70 ≤ 100> 100 ≤ 150≤ 70> 70 ≤ 150
P335 N1.0562Normalized (See rule)355355345325315295490 a 630470 a 610450 a 5902221
P355 NH1.0565Normalized (See rule)355355345325315295490 a 630470 a 610450 a 5902221
P355 NL11.0566Normalized (See rule)355355345325315295490 a 630470 a 610450 a 5902221
P355 NL21.1106Normalized (See rule)355355345325315295490 a 630470 a 610450 a 5902221
P460 N1.8905Normalized (See rule)460450440420400380570 a 720540 a 710520 a 6901716
P460 NH1.8935Normalized (See rule)460450440420400380570 a 720540 a 710520 a 6901716
P460 NL11.8915Normalized (See rule)460450440420400380570 a 720540 a 710520 a 6901716
P460 NL21.8918Normalized (See rule)460450440420400380570 a 720540 a 710520 a 6901716

Minimum values of the absorbed energy in the bending impact bending test.
Applicable to test tubes with notch in V, according to EN10028-3.

Steel typeSupply statusProduct Thickness

Minimum value of the energy to break in J
Longitudinal transversal testers determine the temperature in essay in ºC

-50-40-200+20-50-40-200+20
P …. NNormalized5 a 150 mm–
P … NHNormalized5 a 150 mm––404755––202727
P … NL 1Normalized5 a 150 mm27344755631620273440
P … NL 2Normalized5 a 150 mm304065901002730406070

Elastic conventional limit at 0,2 % in high temperature. According to EN 10028-3

Steel typeProduct Thickness in mmConventional elastic limit at 0,2% in ºC (in N/mm2 mín.)
Symbolic designationNumerical designation50100150200250300350400
P 355 NH1.0565≤ 35336304284245226216196167
>35 a ≤ 70313294275245226216196167
>70 a ≤ 100300275255235216196177147
> 100 a ≤ 150280255235216196177157127
P 460 NH1.8935≤ 35–402373333314294265235
>35 a ≤ 70–392363333314294265235
>70 a ≤ 100–373343324294275245216
> 100 a ≤ 150–353324304275255226196

Stock Program

  • Large range of densities and formats from 3 to 20mm thickness. Check our stock in the warehouse for each supply, as if delivery period for formats not available.
  • We also serve parts of sheet, cut in multiples lengths of 1000mm maintaining the width.
  • Oxycut of tailor-made pieces from 6-8 mm thickness.

* The specifications are illustrative. For each supply we offer a certificate with the datum of the shipment delivered.

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