Technical conditions for plates of P355N

1. Scope
The technical conditions apply to plates of P355N with thickness not more than 250mm. (8mm-250mm)
2. Dimension, Shape, Weight and Permissible Deviation
The dimension, shape, weight and permissible deviation shall meet the requirements of EN10029.
3. Technical conditions
3.1 Chemical composition (Ladle analysis)
The chemical composition of plates shall be accordance with the following table 1.
Table 1 Chemical composition (Ladle analysis)
C Si Mn P S Alt Cr Cu Mo Nb Ni
Max 0.18 Max 0.50 1.10- 1.70 Max 0.025 Max 0.015 Min 0.02 Max 0.30 Max 0.30 Max 0.08 Max 0.05 Max 0.50

3.2 Carbon equivalent (CEq)
Carbon equivalent shall be not more than 0.45 for plates of P355N.
Carbon equivalent shall be calculated as follows:
CEq=C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15 (%)
3.3 Mechanical properties
The mechanical properties of P355N shall meet the requirement as table 2.
Table 2 Tensile properties
Thickness mm Yield strength MPa Tensile strength MPa -20C Akv (J) Elongation %
8-60 Min 355 490-630 Min 30J Min 22
60-100 Min 355 490-630 Min 30J Min 21
100-150 Min 315 470-610 Min 30J Min 21
150-250 Min 295 450-590 Min 30J Min 21

3.4 Surface quality
The surface quality of plates shall be accordance with EN10163-2.
3.5 Ultrasonic inspection
Plates shall be ultrasonic inspected per EN10160-1999 S2E2.
3.6 Test method and inspection rules
Test items, sampling quantity, sampling method and test method shall conform to table 4.
Table 4 Test items for plates
No. Test item Quantity, Piece Sampling method Test method
1 Chemical composition (Ladle analysis) 1 (per batch furnace number) EN10028-3 EN10028-3
2 Tensile test 1 (Rolled pc) EN10028-1 EN10028-1
3 Impact test at -20C 1 (Rolled pc) EN10028-1 EN10028-1
4 Thickness tension 3 (Rolled pc) EN10164 EN10164

4. Package, marking and certificate
Package, marking and certificate shall conform to EN10028-1.
5. The third party inspection
The chemical composition, tensile test and Charpy -V impact test for plates of P355N shall be witnessed by surveyor of GL.
6. Delivery conditions
The delivery conditions for plates of P355N shall be Normalized.
7. Other requirements
The other requirements for plates of P355N shall be accordance with EN10028-3.
MTC accordance with EN10204 3.1

More technical details and the MTC require please visit our web site: www.gloriasteel.com  or contact us.

Sales Contact:

Sale engineer: Mr.Toby
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We're Gloria Steel from China and focusing on Iranian Oil and Gas fields services. Rely on our experienced processed team and very refined apparatus to supply excellent product and our service. All materials come from " the approved vendor list of NIOC and NIGC".
We are main agent for sales and supplying service for below mills:
Wuyang steel's High pressure heavy steel plate: ASTM A516Gr70N+S3+S5, A335, A514, A517, P460NH, P355NL2, SA387Gr11CL2+HIC, EN10028-4, EN10025-6, and so on. Thickness 8-780mm*width 1500-4020*Length

TISCO's Heavy stainless steel plate/bar/coils/pipes: ASTM A240 grade 304,304L,316,316L, S31803, S32760, 321H, 347,310S,309S, 904L, Super 13Cr, 28Cr
Thickness 0.20mm-120mm*1000-3000*Length

BFTI's Cold rolled or Hot Rolled Titanium sheet/plate:
ASTM B265-2010, B122, B171, B466 , ASTM F136, AMS 4928
Grade Gr1, Gr2, Gr3, Gr4, Gr5, Gr7, Gr9, Gr11,Gr12,Gr19,Gr23 Thickness 0.3mm-60mm*Width 400-3000mm*Length

SZSSP's Nickel-base alloy G3 tubing and casing: ISO 13680  28Cr, 27-31-4, 110KSI; Super-duplex SMLS stainless steel pipe UNS S32750,UNS S32760,UNS N08028, UNS N08535 all size range or with Premium Thread such as NEW VAM, VAM TOP HC, VAM MUST, Hunting Seal-Lock HT, equivalence for the needs of Oil and Gas Projects in Iran.

If you have any inquires, please don't hesitate to contact us. (Even though one piece of Standard Size, such as 2000*6000mm, we also can supply for you very competitive prices and soonest delivery time.

Looking forward to cooperation with you in near future.