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Collection exhibition Online Message Website map Welcome to Changzhou Tianzhan Steel Pipe Co., Ltd! Main production: seamless steel pipe, precision steel pipe, seamless steel pipe, seamless pipe and other products!

 Changzhou Tianzhan Steel Pipe Co., Ltd

17 years focus on customized alloy seamless steel pipe manufacturers Tianzhan - create every steel pipe with ingenuity

151-6111-7830

0519-88789990

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151-6111-7830
 Review of events in 2020

Review of events in 2020

In 2020, under the influence of the epidemic situation, we have experienced a long cold winter, this year is really "too difficult"! However, looking back on the year of Tianzhan, there is a kind of dark and bright in mind. The sales volume of Tianzhan has increased by 30% against the trend! Let's review the major events of 2020 steel pipe exhibition
 Why Shandong steel pipe is so cheap, but also buy Jiangsu steel pipe?

Why Shandong steel pipe is so cheap, but also buy Jiangsu steel pipe?

Although it has reached the end of the year and is near the end of the year, it has always received calls from customers to inquire about the technical problems of seamless steel pipe. These customers originally purchased from Shandong, but they came to us for technical support. This reminds me of a customer who asked me before, Shandong steel pipe is so cheap, why should I buy Jiangsu steel pipe
 Tianzhan steel pipe enterprise qualification

Tianzhan steel pipe enterprise qualification

Changzhou Tianzhan Steel Pipe Co., Ltd. was established in 2004. With 25 years of industry experience accumulated by the chairman and years of development of the company, the annual output can reach 60000 tons. Tianzhan is a technical manufacturer focusing on the research and development of steel pipe, and is a technical leader in the steel pipe industry. Tianzhan focuses on customized production of high-quality seamless steel pipe, relying on the independent research and development of
 Causes of cracking of seamless steel pipe

Causes of cracking of seamless steel pipe

Recently, our company's small partners in the process of talking with customers, often encounter customer feedback, in their previous purchasing experience, often encounter the problem of steel pipe cracking back from purchase, leading to serious product quality problems, causing heavy losses to the company, then the next day the company's small editor will give you
 How to control the wall thickness deviation of seamless steel pipe?

How to control the wall thickness deviation of seamless steel pipe?

In the common problems of seamless steel pipe, wall thickness difference (eccentricity) is the most important. Wall thickness difference, as the name implies, is the difference between the maximum wall thickness and the minimum wall thickness. As long as it is seamless steel pipe, there will be wall thickness deviation, but how much can this deviation be controlled? If the wall thickness deviation is too large, what will the customer's product cause
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