News
-
Carbon steel pipe standard length
Delivery standard length of carbon steel pipe, also known as user requirements length or the length of the contract, there are four provisions in the existing standards: A, Normal length(also known as non-random length): any length within the length of the standard required and no fixed length re...Read more -
Carbon steel advantages and disadvantages in piping
Advantages of carbon steel pipe: smelting process is relatively simple, low cost, good pressure processing performance, good cutting performance and good mechanical properties. Such as by changing the carbon content and for its proper heat treatment, many of the performance obtained on the indust...Read more -
Galvanized Steel Pipe Rust and technical requirements
Galvanized Steel Pipe Rust Galvanized steel pipe rust is mainly for zinc soluble in acid and also be dissolved in alkali, so call it gender metal. Zinc in the dry air is almost no change. In humid air, the zinc surface will generate a dense film of basic zinc carbonate. Containing sulfur dioxide,...Read more -
Difference Between Hot Rolled Steel and Cold Rolled Steel
It may seem obvious that knowing which to use can help avoid spending more than necessary on raw materials. It can also save time and money on additional processing. In other words, understanding the differences between hot and cold rolled steel will help designers and engineers achieve better re...Read more -
Causes and measures of oilpipeline leakages
Resulting oil pipeline leakages is for many reasons, there are some followings below. Some one-sided pursuit of profit, reduction of investment in safety protection facilities fierce competition in the market economy, in order to reduce costs, the pursuit of high profits, people are quick success...Read more -
Bonding pipe joints
Bonding pipe joints, where two or more parts use a combination of welded joints, or refers to two or more parts connected by welding joints, including welds, fusion zone and heat affected zone. Welded joints zone After fitting the metal and filler metal melts faster speed Youyi formed after cooli...Read more