Description

1. We purchase best material from famous steel mill in China, steel making process is EAF or ESR steel.

2.Upon receipt of raw material, HHF's QCP will inspect raw material quality before our production.

3. After each process, QCP will perform inspection, we will record the inspection result and keep the record according to the requirements of QMS.

4.We provide Mill certificate, includes Chemical compostition, Mechanical properties, UT test, MPI  test etc

Parameter

Size  

Tensile strength

(Mpa)

Yield strength

(Mpa)

Elongation

%

Reduction

%

Average Impact

value :Akv (J)

Hardness

HB

≤200mm

1127-1274

≧931

≧8

≧25

≧20

350-390

>200mm

1078-1274

≧882

≧8

≧25

≧20

330-375

 

Inquiry

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