Article List

• WHO warns of global shortage of oxygen concentrators

  With about one million new cases of new coronary pneumonia coronavirus reported every week worldwide, the World Health Organization warns that hospitals are facing a shortage of oxygen concentrators.This vital device supports those patients with dangerous coronary artery disease who cannot get enoug

  Industry knowledge July 02, 2020
• LNG industry will cool down quickly this year

  Recently, the International Natural Gas Union (IGU) released its annual LNG report, saying that as of 2019, global LNG trade has experienced six consecutive years of growth. In 2019, global LNG trade volume rose by 13% year-on-year. However, with the spread of the New Coronary Pneumonia epidemic wor

  Industry knowledge May 18, 2020
• What should be paid attention to when using hydrogen cylinder

  Due to production needs, gas cylinders must be used on site (indoor), the number of which must not exceed 5 cylinders, and should meet the following requirements:1. The room must be well ventilated to ensure that the maximum hydrogen content in the air does not exceed 1% (volume ratio).The top of th

  Industry knowledge April 20, 2020
• High pressure alloy steel pipe selection precautions

  High-pressure alloy pipe material variety and different nature, therefore regardless of iron metal and nonferrous metal materials, or non-metallic materials will be discussed later natural has different applications. When choosing materials, high alloy steel pipe products by using occasions (for exa

  Industry knowledge March 19, 2020
• Gas cylinders use precautions

  1. Prevent yourself from being angry. It is dangerous for some users to pour their own gas from one cylinder to another. This will not only produce static electricity, but also vaporize the pressurized liquefied petroleum gas, which will expand by 250 to 350 times faster than before. When it is mixe

  Industry knowledge February 27, 2020
• SEFIC Live CS Team Extension Event

  On April 15, 2017, we will hold a live CS team to expand the activities, enhance the team cohesion of the company, enhance the friendship between colleagues, strengthen the spirit of the team members, and enhance the sense of cooperation.

  Corporate news April 17, 2018
• The company conducts anji tourism activities.

  On July 21, 2017, the company held anji tourism activities (mountain climbing, rafting) to relax the employees and relieve the pressure of work. Put persistence, unity, and collaboration into the work better.

  Corporate news April 17, 2018
• Heat treatment of seamless cylinders

  With various aspects of the rapid development of society, all kinds of mechanical role in the industrial gas is more and more cause the attention of relevant personage, and industrial gas continuously reform will steel seamless gas cylinders application domain gradually spread, its important functio

  Industry knowledge October 16, 2017
• Notice of commencement

  Dear old and new customers and friends:Happy New Year!After a happy Spring Festival holiday, our company has started construction normally on February 10, 2020, and everything works as usual. In the new year, our company will provide you with more perfect and high-quality services.Here, SEFIC would

  Corporate news February 11, 2020
• Five ways to quickly solve the poor sealing performance of the valve

  valves generally have poor sealing performance. Many buyers and even sellers do not know how to solve them. Now we have five methods to solve the poor sealing performance of valves for reference.(1) Grinding methodFine grinding, eliminating traces, reducing or eliminating sealing gaps, improving the

  Information and drawings August 12, 2019