API Steel Plate

- Sep 19, 2017 -

API standard Ocean structural plate Grade 2HGr42, 2HGr50, 2WGr50, 2WGr60, 2YGr50, 2YGr60

Product mane : Shipbuilding steel plate/sheet, the steel plate for shipbuilding, marine steel plates, Ocean structural steel plate ,Offshore steel, offshore engineering steel, steel plates for Ocean construction engineer.

Standard : API Spec 2H-2006, API Spec 2W-2006, API Spec 2Y-2006 
Steel Grade : API 2HGr42, 2HGr50, 2WGr50, 2WGr60, 2YGr50, 2YGr60
Delivery condition: Normalized,Q&T, TMCP, Impact test. Z15, Z25, Z35
Dimension range : 3mm -120mm x 1000mm-4000mm x 1000mm-18000mm
MOQ: 1 PC 
Delivery time : Promptly ( Stock) or 10-40 days (Production) 
Stock : Available
MTC: Available 
Payment Term : T/T or L/C At sight .

Specification :
Shipbuilding steel material in API standard is a kind of special material series. There are six steel grades : 2HGr42, 2HGr50, 2WGr50, 2WGr60, 2YGr50, 2YGr60. Among of them, API 2H Grade 42 and API 2H Grade 50 is Normalized rolling way, API 2WGrarde 50 and 2WGrade 60 are TMCP rolling way, API 2YGrade 50 and 2YGrade 60 delivery condition are Q&T

Ocean structural steel plate , steel plate for Ocean construction API 2HGr42, 2HGr50, 2WGr50, 2WGr60, 2YGr50, 2YGr60 chemical composition

Grade

C max

Si

Mn

P max

S max

Nb max

Ti max

Al

N max

Ni

max

Cr

max

Mo

max

Cu

max

B

max

2HGr42

0.18

0.05-

0.40

0.90-1.35

0.030

0.010

0.04

0.020

0.02-

0.06

0.012






2HGr50

0.18

0.05-

0.40

1.15-1.60

0.030

0.010

0.10-

0.04

0.020

0.02-

0.06

0.012






2WGr50

0.16

0.05-

0.50

1.15-1.60

0.030

0.010

0.015


0.015-0.055

0.012

0.75

0.25

0.08

0.35

0.0005

2WGr60

0.16

0.05-

0.50

1.15-1.60

0.030

0.010

0.015


0.015-0.055

0.012

1.0

0.25

0.15

0.35

0.0005

2YGr50

0.12

0.05-

0.50

1.15-1.60

0.030

0.010

0.03

0.003-0.20

0.015-0.055

0.012

0.75

0.25

0.08

0.35

0.0005

2YGr60.

0.12

0.05-

0.50

1.15-1.60

0.030

0.010

0.03

0.003-0.20

0.015-0.055

0.012

1.0

0.25

0.15

0.35

0.0005

Ocean structural steel plate , steel plate for Ocean construction API 2HGr42, 2HGr50, 2WGr50, 2WGr60, 2YGr50, 2YGr60 Mechanical Property and delivery condition

Grade

Rm (MPa)

Re(MPa) min

Delivery condition

2HGr42

427-565

289

N

2HGr50

483-620

345

N

2WGr50

400-520

235

TMCP

2WGr60

400-520

235

TMCP

2YGr50

448 min

345-517

Q & T

2YGr60.

517 min

414-621

Q & T

Ocean structural steel plate , steel plate for Ocean construction API 2HGr42, 2HGr50, 2WGr50, 2WGr60, 2YGr50, 2YGr60 Carbon equivalent

Grade

Thickness of plates

EC max

2HGr42

≤63.5mm/2.5 in

0.43

>63.5/2.5 in

0.45

2HGr50

≤50.8mm/2 in

0.43

>50.8/2 in

0.45

2WGr50

≤40mm/1.5 in

0.39

>40mm/1.5 in-90mm/3.5in

0.41

>90mm/3.5in-150mm/4 in

0.43

2WGr60

≤40mm/1.5 in

0.42

>40mm/1.5 in-100mm/4in

0.45

2YGr50

≤40mm/1.5 in

0.39

>40mm/1.5 in-90mm/3.5in

0.41

>90mm/3.5in-150mm/4 in

0.43

2YGr60.

≤40mm/1.5 in

0.42

>40mm/1.5 in-100mm/4in

0.45

Ocean structural steel plate , steel plate for Ocean construction API 2HGr42, 2HGr50, 2WGr50, 2WGr60, 2YGr50, 2YGr60 impact test and energy

Grade

Items

Sample Size in.

Sample Size mm

Min Energy ft-lb(J)

Unit Min Energy ft-lb(J)

Test temperature °F(°C)

2HGr42

A

0.394*0.394

10*10

25(34)

20(27)

-40(-40)

B

0.295*0.394

7.5*10

25(34)

20(27)

40(-40)

C

0.197*0.394

5.0*10

25(34)

20(27)

40(-40)

D

0.295*0.394

7.5*10

19(26)

15(20)

50(-46)

E

0.197*0.394

5.0*10

13(18)

10(14)

80(-62)

2HGr50

A

0.394*0.394

10*10

30(41)

25(34)

-40(-40)

B

0.295*0.394

7.5*10

30(41)

25(34)

40(-40)

C

0.197*0.394

5.0*10

30(41)

25(34)

40(-40)

D

0.295*0.394

7.5*10

23(31)

19(26)

50(-46)

E

0.197*0.394

5.0*10

15(20)

13(18)

80(-62)

2WGr50 and 2YGr50

A

0.394*0.394

10*10

30(41)

25(34)

-40(-40)

B

0.295*0.394

7.5*10

30(41)

25(34)

40(-40)

C

0.197*0.394

5.0*10

30(41)

25(34)

40(-40)

D

0.295*0.394

7.5*10

23(31)

19(26)

50(-46)

E

0.197*0.394

5.0*10

15(20)

13(18)

80(-62)

2WGr60 and 2YGr60

A

0.394*0.394

10*10

35(48)

30(41)

-40(-40)

B

0.295*0.394

7.5*10

35(48)

30(41)

40(-40)

C

0.197*0.394

5.0*10

35(48)

30(41)

40(-40)

D

0.295*0.394

7.5*10

26(35)

23(31)

50(-46)

E

0.197*0.394

5.0*10

18(24)

15(20)

80(-62)

Related Link:Related Link: High strength shipbuilding steel plate
Extra-High strength shipbuilding steel plate
L-shape shipbuilding steel
Angle steel bar for shipbuilding
Bulb flat bars for shipbuilding
S355 series steel plate for off-shore engineer
Ordinary-strength shipbuilding steel plate


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