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


 Products Name

Main Material

Size Range

Delivery Status


40Cr , 40CrMo4, En26, 17Cr

or customized material includes

carbon steel and alloy steel 

OD: 250mm to 1000mm

Single Weight: up to 20 tons

 Anealed, nomalized,

quenched & Tempered,



If you have any suggestions or opinions about our products,please leave a message,and we will immediately answer your questions. Thanks for your support.

Releated Products
  • Tel
  • Mail
  • Address
  • Inquiry