B750L

B750L automotive high-strength steel using advanced smelting technology, low inclusion content, pure steel, has good formability and high fatigue properties, it can be used in the manufacture of complex shapes

B750L steel Chemical composition %

Grade

C

Si

Mn

p

S

Al

Nb

V

Ti

Mo

B750L

≤0.10

≤0..50

≤2.10

≤0.025

≤0.010

≥0.015

≤0.09

≤0.20

≤0.15

≤0.50

B750L steel Mechanical Properties

Grade

Yield strength
(MPa)

Tensile strength
(MPa)

Elongation (%)

180 degree cold bend, diameter

Thickness＜3mm
Lo=80mm, b=20mm

Thickness≥3mm
L0=5.65√S0

B750L

≥750

800-950

≥10

≥12

2.0a

B750L steel plate CE

Grade

CE C,%

CE
Carbon equivalent (CE)

B750L

≤0.08

0.40

CE = C + Mn/6 + (Cu + Ni)/15 + (Cr + Mo + V)/5

B750L steel Mechanical Properties


Designation
(Thickness)

Welding wire

pass

Q
Heat input (KJ/mm)

Tensile test

Rm(MPa)

Breaking point

B750L(8mm)

HS80

2 layers 3 passes

0.8

835

（HAZ）

B750L(8mm)

BHG-4

2 layers 3 passes

0.8

835

（HAZ）

B750L(8mm)

GMn3Ni1CrMo

2 layers 3 passes

0.8

820

（HAZ）

B750L steel plate application :
B750L Hot-rolled high strength steel sheets widely used in wheel, beam, carriage, axle, drive shaft, chassis, suspension and other important parts etc.

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 B750L Mechanical and B750L suppliers, we can supply B750L Chemical, B750L Mechanical and B750L standard for you ,please contact us ：info@sg295steel.com

Related products : B700L steel , B650L steel , B600L steel , 700L-Z steel , ZQS700L steel

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