Company News

Production of pipeline steel alloy pipe fittings and application of carbon steel pipe fittings

The production of pipeline steel alloy pipe fittings has almost applied new achievements in process technology in the metallurgical field for more than 20 years more >>

Points for attention in slip on flange

When using slip on flange, we may overlook some of the specifications used, so what should we pay attention to when using slip on flange? more >>

Some knowledge about steel pipe elbows

Pipe elbows are an important part of the piping system and are used to change the direction of the fluid It has stainless steel elbow, carbon steel elbow and alloy steel according to the different types of raw materials According to the direction more >>

What is the difference between A106 pipes and A53 pipes?

The ASTM A53 pipes cover seamless and welded steel pipe types The material refers to carbon steel and black steel Surface is natural, black or hot dip galvanized Diameter range from is NPS 1 8 to NPS 26 (10 3mm to 660mm), standard wall thickness The AS more >>

What are the advantages and disadvantages of socket weld fittings?

Socket weld fittings usually to be used for high pressure pipelines as pipe accessories They are as special pipe fittings different from butt weld pipe fittings, what are the advantages and disadvantages of socket weld fittings? And what are the differen more >>

Common process for carbon steel flanges

There are four main aspects in the technical process that need to be mainly used in the production process more >>

Production process of spiral steel pipe

Briefly introduce the production process of large diameter spiral steel pipe as below more >>

Forging flange material

Forging flange materials are mainly steel materials, and less ferrous metals It has three forms: rolling material, forging flange material and ingot Rolling and forging materials are often used in medium and small forgings, and ingots are often used as more >>

Why do forging flanges need heat treatment?

Before we know why do forging flanges need heat treatment, we must first understand what the forgings are Forging is the use of hand hammer, forging hammer or pressure equipment on the mold on the heating of the metal blank force, so that metal materials more >>

Carbon steel pipe bend defects and hydraulic test

Carbon steel pipe bend defects and hydraulic test The presence of bend defects can have a large negative impact on the quality of the pipe bend The thinning of the pipe wall will inevitably reduce the ability of the pipe to withstand the internal press more >>

Additional Resources