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  • Nominal and Actual Dimensions & Sizes of Seamless Steel Pipes

    Nominal and Actual Dimensions & Sizes of Seamless Steel Pipes

    Introduction of nominal size and sctual size of seamless steel pipe: 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 productio...
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  • How to degaussing stainless steel cap by solid

    How to degaussing stainless steel cap by solid

    Stainless steel cap will be magnetic, service life will be reduced, how to deal with stainless steel cap demagnetization 304 stainless steel cap after thermal processing, not single-phase austenite, there are a small amount of carbide. In order to obtain single-phase austenite and improve corrosi...
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  • Why is the hardness of stainless steel socket flange low?

    Why is the hardness of stainless steel socket flange low?

    The data of low hardness and good toughness of stainless steel socket flange, such as low carbon steel and aluminium alloy, have low hardness and good toughness. Stainless steel socket flange is difficult to break chips during cutting, and it is easy to produce chip accumulating tumors, which aff...
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  • Welding skills of stainless steel bellows and flange pipe

    Welding skills of stainless steel bellows and flange pipe

    Stainless steel bellows are widely used in oil, water and gas pipelines, and most of them have a certain pressure. The thin bellows are often need to welded, but it’s difficult because they are thin (about 0.2mm). Welding methods have fusion welding, brazing and so on. Here we introduce the argon...
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  • What is the role of solid solution treatment (annealing treatment) of  stainless steel welded pipe

    What is the role of solid solution treatment (annealing treatment) of stainless steel welded pipe

    Austenitic stainless steel welded pipes are softened by solution treatment.-Generally, stainless steel pipes are heated to about 950 to 1150 ° C and held for a period of time, so that carbides and various alloy elements are fully and uniformly dissolved in austenite, and then quickly quenched Wat...
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  • Alloy 304L Stainless Steel Pipe

    Alloy 304L Stainless Steel Pipe

    GENERAL PROPERTIES Alloy 304L a T-300 series stainless steel austenitic, which has a minimum of 18% chromium and 8% nickel. Type 304L has a carbon maximum is 0.030. It is the standard “18/8 stainless” that is commonly found in pans and cooking tools. Alloys 304L is the most versatile and widely u...
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  • Connection mode of stainless steel tee

    Connection mode of stainless steel tee

    Stainless steel tees can be divided into equal diameter and reducing diameter. The size of the main pipe and nozzle end of equal diameter tees is the same, the size of the main pipe and nozzle of different diameter tees is the same, and the size of the nozzle of branch pipe is smaller than that o...
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  • Regular inspection is required after installation of stainless steel elbow

    Regular inspection is required after installation of stainless steel elbow

    When installing the stainless steel elbow, the stainless steel elbow can be directly installed on the pipeline according to the connection mode, and installed according to the use position. Generally, it can be installed at any position of the pipeline, but it is necessary to facilitate the inspe...
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  • Stainless steel tee how to classify?

    Stainless steel tee how to classify?

    Stainless steel pipe fittings, not just stainless steel elbow, there are three links, three pipe pipe fittings with three openings called the three-way pipe. Tees are generally used to keep the liquid, gas pipe network. Because of different mediums, tee material is divided into: cast iron, cast ...
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  • Classification of pipe fittings: according to purpose and connection

    Classification of pipe fittings: according to purpose and connection

    Pipe fitting is a general term for components in the piping system that function as connection,control,direction change,split,seal,and support.According to different processing methods,it is divided into four categories,namely butt welding pipe fitting(both welded and non-welded),socket welding p...
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  • 6 Popular Types Of Stainless Steel Pipes

    6 Popular Types Of Stainless Steel Pipes

    Stainless steel is a steel alloy with chromium content. When steel is mixed with other elements like chromium, molybdenum, nickel, silicon, carbon, and aluminum it makes an alloy which is called stainless steel. Stainless steels are engineered materials with good corrosion resistance, strength an...
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  • What is the classification of stainless steel pipe?

    What is the classification of stainless steel pipe?

    301– Good ductility for molding products. It can also be quickly hardened by machining. Good weldability. Wear resistance and fatigue strength are better than 304 stainless steel. 302– The corrosion resistance is the same as 304, and the strength is better due to the relatively high c...
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