On May 10, 2015, the audit team of LR(Lloyd's registerofshipping) came to the zheheng steel production site and conducted on-site audits of zheheng steel quality assurance system, production capacity...

After repeated trials and tests, the zheheng steel production workshop prototyped a 275mm×2mm large-diameter thin-walled seamless stainless steel tube. Due to the cold drawing process, the...

The company delivered missile barrel pipes to a large military enterprise

We are successfuly delivered 812mm×7.92mm super large diameter thin-walled stainless steel seamless pipe to foreign users.

Classification of cutting performance of stainless steel large diameter thick wall tube

The mechanical treatment of large-diameter stainless steel pipes is to remove the corrosion products, oil stains, old paint film and daddy plugs on the metal and non-metal surfaces by mechanical...

Surface cleanliness generally refers to the degree of cleanliness of the desired surface after degreasing, descaling, descaling and other corrosion products, removal of old coatings, and even the...

Precautions for processing austenitic large diameter stainless steel pipe

The inner wall of the stainless steel pipe is in direct contact with the conveying liquid. The conveying liquid inside is mixed with many corrosion factors. We know high salinity water, dissolved...

The inner anti-corrosion layer (also known as coating) of stainless steel tube has a wide variety of materials, and the quality difference of similar products is also large.