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GB/T16270 Q550E Carbon and Low-alloy High-strength Steel Coil

GB/T16270 Q550E Carbon and Low-alloy High-strength Steel Coil Chemical Composition and Mechanical Property

Grade

Chemical requirement or element  Max %

 

C

Si

Mn

P

S

Cu

Cr

Ni

Mo

B

V

Nb

Ti

Q550E

0.2

0.8

1.7

0.020

0.010

0.5

1.5

2

0.7

0.005

0.12

0.06

0.05

Grade

Property

Impact test

Q550E

Yield Mpa Min

Tensile Mpa

Elongation

Min J

Thickness mm

Thickness mm

Degree

50

50-100

100-150

50

50-100

10-150

%

0

-20

-40

-60

550

530

490

640-820

590-770

16

 

 

34

 

GB/T16270 Q550E Carbon and Low-alloy High-strength Steel Coil Application

GB/T16270 Q550E structural steel, Q550E carbon steel coil, Q550E structural steel coil

GB/T16270 Q550E Carbon and Low-alloy High-strength Steel Coil Other Name

GB/T16270 Q550E structural steel, Q550E carbon steel coil, Q550E structural steel coil

Additional Condition

UT(Ultrasonic examination), AR(As Hot Rolled only), TMCP(Thermal Mechanical Control Processing), N(Normalized), Q+T(Quenched and Tempered),Z Direction Test(Z15,Z25,Z35), Charpy V-Notch Impact Test, The Third Party Test (such as SGS Test), Coated or Shot Blasting and Painting.

Other Terms

Packaging Details: Standard export seaworthy packing or as required.
Delivery Time: 30-50 days, 7 days for stock goods.
Loading Port: Shanghai ,Tianjin, Qingdao.
Offer Ability:5 000MT/Per Month.
MOQ: 1 Pcs.

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