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20MnMoNi4-5 steel Plate

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Product: Hot rolled weldable alloy steels plates (flat products) with elevated temperature properties used for pressure vessel and boiler equipment
20MnMoNi4-5 steel standard : EN10028-2, ISO 9328-2
20MnMoNi4-5 steel grade Material No. In EN10028-2 standard : 1.6311
20MnMoNi4-5 steel plate application thickness: Not more than 250mm
20MnMoNi4-5 steel plate usually delivery condition: +N (Normalized), +NT(Normalized and Tempered), +QT(Quenched and tempered),T (Tempered), Q(Quenched)

20MnMoNi4-5 pressure vessel steel chemical composition %

Grade

Material No.

C max

Si max

Mn

P max

S max

Al min

Cr max

Cu max

Mo max

Nb max

Ni max

Ti  max

V max

20MnMoNi4-5

1.6311

0.15-0.23

0.40

1.00-1.50

0.020

0.010

 

0.20

0.20

0.45-0.60

 

0.40-0.80

 

0.02


20MnMoNi4-5 1.6311  pressure vessel steel Mechanical properties

Plate Thickness(mm)

Usual delivery condition

Yield strength ReH MPa min

Tensile strength Rm MPa

Elongation A% min

Impact Energy KV2 J min at a temperature in °C of

-20

0

+20

≤40

+QT

470

590-750

18

27

40

50

40<t≤60

460

590-730

60<t≤100

450

590-710

100<t≤150

440

150<t≤250

400

560-700


JOIN-WIN STEEL keeps enough quantity 20MnMoNi4-5 steel in stock each month. We can meet our customer’s further process request like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.

Others steel grades steel plate for pressure vessel and boiler equipment in the standard EN10028-2, ISO 9328-2:
12CrMo9-10 pressure vessel and boiler steel plates,
P235GH pressure vessel and boiler steel plates,
P265GH pressure vessel and boiler steel plates,
P295GH pressure vessel and boiler steel plates,
P355GH pressure vessel and boiler steel plates,
16Mo3 pressure vessel and boiler steel plates,
18MnMo4-5 pressure vessel and boiler steel plates,
15NiCuMoNb5-6-4 pressure vessel and boiler steel plates,
13CrMo4-5 pressure vessel and boiler steel plates,
13CrMoSi5-5 pressure vessel and boiler steel plates,
10CrMo9-10 pressure vessel and boiler steel plates,
X12CrMo5 pressure vessel and boiler steel plates,
13CrMoV9-10 pressure vessel and boiler steel plates,
12CrMoV12-10 pressure vessel and boiler steel plates,
X10CrMoVNb9-1 pressure vessel and boiler steel plates

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