Industrial News
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Cause Analysis of Straight Seam Steel Pipe Wrong Side
Straight seam steel pipe production, the wrong side have occurred, many influencing factors. In practice, often by a dry wrong side super differential leaving the steel pipe downgrade. Cause analysis thus produces the wrong side of straight pipe joints and prevention measures are necessary. 1, St...Daha çox oxu -
Straight Seam Steel Billet Piercing
Straight seam steel billet piercing temperature varies according to the raw material strange strange. Thermal expansion pipe but mostly in 1200 ℃, when the carbon content and other alloying elements more temperature slightly lower. The second key is to try to reduce the heating operation scale qu...Daha çox oxu -
Control of 304 Stainless Steel Thick-walled Tube Grain Size
304 stainless steel thick-walled tube parts to control grain size during heat treatment is necessary, its quality heat-treated 304 stainless steel thick-walled tube has a very important impact. Here’s how to control the size of its grain size Method Summary as follows. (1) Choose a reasonab...Daha çox oxu -
304 Stainless Steel Seamless Pipe Wear
304 stainless steel seamless pipe wear phenomenon is very common, many reasons for this phenomenon have physico-chemical and mechanical aspects, mainly by the abrasive wear, adhesive wear (glued), fatigue wear (pitting) corrosion and wear. 304 stainless steel seamless pipe and wear almost all pro...Daha çox oxu -
How to Weld for Large-diameter Welded Steel Pipe at Low Temperatures
Under cold conditions a low-carbon steel welding, the cooling rate of the welded joint, which has made cracking tendency to increase, especially in the first weld Heavy structures susceptible to cracking, it is necessary to take the following process steps: 1) Do not possible under conditions of ...Daha çox oxu -
Derusting Work Process of Thick Wall Straight Seam Welded Pipe
To walled Longitudinal rust oil treatment, we must first understand the characteristics and type of anti-rust oil, as well as their respective roles. So when buying such products can not be thrown off balance, indirectly save time. 1. Quick-drying Its biggest advantage is that dry fast, hard shel...Daha çox oxu