Alloy structural steel AISI 4340 40CrNiMo round bar flat bar alloy steel tool steel

Steel Grade:

40CrNiMo

Standard:

AiSi, bs, DIN, GB

Place of Origin:

Guangdong, China

Brand Name:

Hepburn steel

Model Number:

4340/40CrNiMo

Technique:

Hot Rolled/Hot Forged

Application:

Mold Steel

Alloy Or Not:

Is Alloy

Special Use:

Mold Steel

Type:

Alloy Steel Bar

Processing Service:

Cutting

Grade:

40CrNiMo

type:

Alloy structural tool steel

Condition:

Hot rolled/Hot forged

Surface:

Black /Machined surface

Preharden hardness:

28-36 HRC

Annealed hardness:

Around 220HB

Ultrasonic test:

SEP1921-84 D/D

Shape:

Round bar/Flat bar

Lead time:

7-20 days

Warranty:

12 Months

Package:

Nude packaging

Tolerance:

0~+1mm