BS550

BS series of high-strength structural steel Baosteel shares advanced smelting technology, niobium titanium micro-alloying process and precise controlled rolling and controlled cooling technology, metallurgical microstructure obtained bainite plus a small amount of ferrite.

BS550 steel size :
Thickness : 2.5-16mm
Width : 850-1750mm
Length : 2000-12000

BS550 steel chemical composition :

Grade

C

Mn

Si

P

S

Alt

Nb

V

Ti

Mo

B

BS550

≤0.12

≤1.80

≤0.50

≤0.025

≤0.015

≤0.015

≤0.09

≤0.20

≤0.15

 

 

BS550 steel plate/sheet Physical properties :

Grade

Yield Strength(MPa)

tensile strength

Elongation

180°bend

BS550

550

600-760

12

d=1.5a

BS550 Delivery status: BS series adopt high-strength steel-rolled (TMCP) delivery.

The number of samples required for each batch of steel sheet and strip the test items, sampling methods, test methods shall be in accordance with Table 1

No.

Pilot projects

Number of tests,A

Sampling methods

Test method

1

Chemical analysis

Each furnace

GB/T20066

GB/T223 or GB/T4335

2

Stretching test

1

GB/T2975

GB/T228

3

Bending test

1

GB/T2975

GB/T232

BS550 steels sheet are featured :
1 . Good formability. All grades of BS steel can be cold formed.
2 . Excellent welding performance. The steels have low welding crack sensitivity and the properties of welding joint are good.
3 . Good toughness at low temperature.

BS550 steel application :
BS550 high strength steel to carbon low-alloy structural steel with good weldability and cold formability, is widely used in engineering machinery, construction vehicles, container boxes and other manufacturing industries.

Shanghai Royal Industry Will return you with high-quality products and complete after-sale service with the lowest price. we committed to exceed customer's expectation on the basis of quality, price, and delivery. We sincerely hope to establish long-term cooperation relationship with you on the basis of mutual benefit, reciprocity and common development. As BS550 Mechanical and BS550 suppliers, we can supply BS550 Chemical, BS550 Mechanical and BS550 standard for you ,please contact us :info@sg295steel.com

Related products : BS600 steel , BS960 steel , BS700 steel