Industrial News
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How to check the quality of hot rolled seamless pipe
How to test the quality of hot rolled seamless steel pipe? 1. High quality inspection of permeable layer and core. Check whether the strength of the surface and the core meets the technical standards, whether the gradient direction of the intensity conversion from the surface to the interi...Read more -
Which is better seamless pipe or welded pipe?
Seamless pipe has better pressure capacity, strength is higher than ERW welded pipe. So it is widely applied in high pressure equipment, and thermal, boiler industries. Generally the welding seam of the welded steel pipe is the weak point, the quality affect overall performance. Seamless pipe vs ...Read more -
Derusting method of seamless steel pipe
Steel refers to a metal material with iron as the main element, carbon content generally below 2.0% and other elements. The difference between it and iron is the carbon content. It should be said that it is tougher and more durable than iron. Although it is not easy to rust, it is difficult to gu...Read more -
Seamless steel tube billet
The billet used in the production of steel pipes is called tube billet. Usually high-quality (or alloy) solid round steel is used as the tube billet. According to different production methods, seamless tubes have billets made of steel ingots, continuous casting billets, forging billets, rolled bi...Read more -
Terms on steel pipe dimensions
①Nominal size and actual size A. Nominal size: It is the nominal size specified in the standard, the ideal size expected by users and manufacturers, and the order size indicated in the contract. B. Actual size: It is the actual size obtained in the production process, which is often larger or sma...Read more -
Schedule 40 carbon steel pipe
Schedule 40 Carbon Steel Pipe is one of the medium schedule pipes. There are different schedules in all pipes. The schedule indicates the dimensions and the pressure capacities of the pipes. Hunan Great Steel Pipe Co., Ltd is a leading supplier and manufacturer of the Sch 40 Carbon Pipe products....Read more