SHINESTAR STEEL GROUP CO., LTD

盛仕达钢铁股份有限公司

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  • What’s the difference between API 5CT K55 and J55

    What’s the difference between API 5CT K55 and J55

     Chemical and mechanical property: API grade K55 has the same Chemical composition as grade J55, they both have the same yield strength, but the minimum tensile strength of K55(655 MPa or 95 KSI) is higher compared to J55(517 MPa or 75 KSI).  API color code (bands): J55tubing end is a bright gre...
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  • Seamless stainless steel pipe

    Seamless stainless steel pipe

    Seamless stainless steel pipe is a hollow cross section and surrounded by long steel joints. It is the resistance of air, steam, water and other weak corrosive media and acid, alkali, salt and other chemical etching medium corrosion of steel pipes. Also known as acid – resistant stainless s...
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  • Making of welded steel pipe &tubing

    Making of welded steel pipe &tubing

    Making of Welded Steel Pipes & Tubes: These high performance pipes and tubes are alloyed with higher contents of molybdenum and nitrogen to improve the corrosion resistance and the strength, and are welded with over alloyed filler metals with nitrogen added to the shielding gas, to become as ...
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  • API 5CT J55 Casing&tubing

    API 5CT J55 Casing&tubing

    API 5CT J55 Casing: J55 Casing is placed downhole to provide structural integrity to the wellbore and must withstand external-collapse pressure from rock formations and internal-yield pressure from fluid and gas. It must also hold its own deadweight and withstand the torque and transaxial pressur...
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  • ASTM A105 Flange Specification

    ASTM A105 Flange Specification

    What Is ASTM A105 Flanges? ASTM A105 covers forged carbon steel flange and piping components for ambient and higher-temperature service in pressure systems. It also includes pipe fittings, valves and similar parts. The maximum weight manufactured forging part follows by this standard is 10000 bou...
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  • Different between API 5CT N80 and L80 Oil Casing pipe

    Different between API 5CT N80 and L80 Oil Casing pipe

    Overview of API 5CT N80 and L80 Oil Casing pipe API 5CT N80 oil casing is an important equipment in oil drilling, main equipment includes drill pipe, tubing and casing, drill collar and small diameter drilling tube. API 5CT L80 oil casing is also an important equipment in oil drilling, main steel...
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  • AWWA Standards flange

    AWWA Standards flange

    WHAT IS AWWA? AWWA Flange Standards differ from ANSI (American National Standards Institute) and ASME (American Society of Mechanical Engineers) certifications in a variety of ways, the most important being their specificity: AWWA standards evaluate properties that particularly affect potable wat...
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  • What are the differences between casing and tubing

    What are the differences between casing and tubing

    What is casing pipe? Casing is a series of steel pipes that are run into a drilled oil well to stabilize the well, keep contaminants and water out of the oil stream, and prevent oil from leaching into the groundwater. Casing is installed in layers, in sections of decreasing diameter that are join...
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  • ASTM A420 Carbon & Alloy Steel Pipe Fittings

    ASTM A420 Carbon & Alloy Steel Pipe Fittings

    ASTM A420 is the standard specification for pipe fittings of wrought carbon steel and alloy steel for low temperature service. These fitting, either of seamless or welded construction, are primarily used in pressure piping and pressure vessel service at low temperatures. Metals-Piping can provide...
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  • Rockwell hardness

    Rockwell hardness

    Rockwell hardness (HR) when the sample tested is too small or Brinell hardness (HB) is greater than 450, measured on the Rockwell Hardness,the test methods is to use an angle of 120 degrees or a diamond cone having a diameter of 1.59 mm/3.18mm of the ball, pressed into a certain load at the surfa...
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  • Properties of Api 5l line pipe

    Properties of Api 5l line pipe

    Chemical Composition The composition of pipe furnished to this specification, as determined by heat analysis for pipe other than Grade X 80, shall conform to the chemical requirements specified in Table 2, except that by agreement between the purchaser and the manufacturer carbon contents higher ...
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  • PVC coating

    PVC coating

    Applied to the surface to form a continuous solid film, the material has a protective, decorative or other special functions called paint. Formerly known as paint coatings, originally based on vegetable oil as the main raw material production. With the development of polymer materials, many of th...
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