Our S420ML steel pipe, CCS AH32 shipbuilding steel plates stock and specification (mm): 14.5*2450*5410, 14.5*4180*7500, 25.5*4210*6870, 14.5*2950*6570, 15.5*2200*7080, 15*2200*6720, 13*2190*8000, 21.5*1500*5480, 20.5*1500*6530, 11*2060*7550, 25.5*4230*7020, 16.5*2020*6180, 23*4210*5620, 23*4160*7310, 15*2430*11560, 15*2180*6720, 18.5*2450*7990, 11*3070*9200, 18.5*2800*7180, 23*3800*7100, 13*2610*8190, 13*1600*6900, 28*2330*5420, 17.5*2440*6220, 12.5*1630*5000, 13*1600*7390.
Alloy seamless pipe has good sealing performance and is often used in fluid transportation pipeline, such as pipelines for oil, water, natural gas, for which the steel pipe need to be buried underground for a long time. However, the alloy seamless pipe seldom causes leakage and the loss of resources can be reduced. The S420ML steel pipe, alloy seamless pipe is smooth in surface, and has small resistance to the fluid in the pipeline, so it will not block the pipeline. It can make the fluid pass through smoothly, so as to improve the efficiency of fluid transportation and speed up the transportation speed.
There is an inherent difference between the cold forming properties of low-alloy high-strength steel and carbon structural steel. First of all, a certain amount of permanent deformation of low-alloy high-strength steel requires greater force than S420ML steel pipe, carbon structural steel of the same size. Second, when low-alloy high-strength steel is formed, a slightly larger allowable amount for springback should be given. According to experience, unless the low-alloy high-strength steel is processed to control the shape of inclusions, it is necessary to use a larger bending radius than carbon structural steel during cold forming.
We are leading supplier of pipeline steel. The pipeline steel in usually in forms of pipeline steel coils, pipeline steel sheet, pipeline steel plate and pipeline steel pipes. And the most popular standard is API 5L. For questions about S420ML steel pipe pipeline steel, such as X70 steel properties, API 5L X42 steel properties, difference between API 5L PSL1 and API 5L PSL2, API 5L grade B steel price, please feel free to communicate with us.
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