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ASTM A517-B specification
1. Product analysis in accordance with specification ASME-Sec II-SA 517 / SA 517M 2. Tension Test in accordance with specification ASME-Sec II-SA 20 / SA 20M 3. Charpy-V-Notch Impact Test in accordance with specification ASME-Sec II-SA 20 / SA 20M 4. Bend Test in accordance with specification ASM...Read more -
API 5CT Seamless steel tubing
API 5CT is a standard on the oil casing by American Petroleum Institute, mainly for the oil pipe, tubing and casing. API 5CT oil casing used in oil well drilling, which is mainly used for drilling and completion of the right wall of the support, to ensure that the conduct and completion of the dr...Read more -
SSAW pipe price list Nov.2019
SSAW pipe price list Nov.2019 SY/T5037-2000，Material:Q235B； WT OD 219 273 324 356 406 508 610 711 762 813 914 1016 1067 1118 1168 1219 1321 6 586 586 586 586 586 586 586 586 586 586 586 586 600 600 600 600 600 7 586 586 586 586 586 586 586 586 586 586 586 586 600 600 600 600 ...Read more -
Advantges of electric welding
Resistance welding method developed rapidly since its inception in the late 19th century, especially with the rise of mass production of the automotive industry and other enterprises, the increasingly widespread application. According to statistics, the current resistance welding method accounted...Read more -
Advantages of spiral weld steel pipe
Spiral welded pipe production uses hot rolled coil. The alloy content of the coil is often lower than similar grades of steel plate, improving the weldability of the spiral welded pipe. Due to the rolling direction of spiral welded pipe coil is not perpendicular to the pipe axis direction, the cr...Read more -
Advantages of electro-galvanized
Electro-galvanized is an electrolytic process to obtain coating the surface of the steel pipe. Which is to strengthen and improve the performance of the steel surface, made steel pipe decorative appearance, corrosion resistance, anti-wear and special optical, electrical, magnetic, thermal perfo...Read more