Welcome to Henan BBN Steel

  • zhengzhou
    henan ,China
  • Opening Time
    Mon - Sat: 08.00 to 18.00

What are the precautions for S355M steel equivalent flame cutting

keyword} product plate production process:Raw materials (scrap steel, pig iron and molten iron) → electric furnace (100 tons electric arc furnace smelting) → converter → LF furnace molt

Weldable S420ML stal Plate

During the steel plate cutting, the special-shaped steel plate cutting process is often carried out. In this operation process, some cutting curves will be generated. Therefore, there should be relati

What is the service temperature of EN10025-4 S355M steel

The yield strength of Q690D steel plate is 690 Mpa and the impact temperature is - 20℃. EN10025-4 S355M steel, Q690D steel plate has high strength, good plasticity and toughness, good weldability and

Calculation formula of the weight of S420ML material equivalent

Steel production and rolling technology and equipment also pursue the continuity between processes, such as the continuous S420ML material equivalent process between continuous casting and rolling mil

EN10025-4 S420M steel surface quality should be consistent with the provisions

Our quality control department will do inspection for details of the steel materials EN10025-4 S420M steel before delivery. We would invite the customer side to attend the inspection together. If they

sfm for EN S420ML steel price

In recent years, after the completion of large-scale, high-speed and automation of steel rolling technology and equipment in the world, the rapid development of EN S420ML steel price high-precision ro

What are the precautions in the cutting of EN10025-4 S275ML steel price

Our technical department plays important role in our professional communication with customers, especially those who have high technical requirements for steel materials and those who need complex fur

Common quality problems of CNC S355ML grade equivelent cutting

S355ML grade equivelent, The wear-resistant steel plate adopts the open arc self-protection automatic surfacing process, and the composite-layer is a high-alloy wear-resistant layer with high hardness