ASTM A333 Grade 6 Low Temperature Straight Seam Welded Pipe
Ends:Square Ends/Plain Ends (straight cut, saw cut, torch cut), Beveled/Threaded Ends
Usage:Apply to-45c~-195c levels of low temperature pressure vessel pipeline and seamless steel tube for heat exchanger pipes. Packing:Bundle or bulk , seaworthy packing or for the client's requirement
ASTM A333 Grade 6 Acid-Resistant Pipes
ASTM A333 Grade 6 Low-Temperature Steel Pipes, Low-Carbon Steel Pipes, A333 Grade 6 Acid-Resistant Pipes.
Carbon steel ASTM A333 Grade 6 steel pipes, distributor of ASME SA/ASTM A333 Grade 6 carbon steel pipes, manufacturer and exporter of ASTM A333 Grade 6 low-temperature steel pipes in China.
Testing Requirements: Tensile test, flattening test, flaring test, hardness test, hydrostatic test or non-destructive electrochemical test, etc.
ASTM A333 Grade 6 Low-Temperature Seamless Steel Pipe Manufacturing Process: A333 low-temperature steel pipe hot rolling (extruded seamless steel pipe): Pipe piercing → heated three-roll cross rolling, continuous rolling or extrusion forming → sizing (or reduction) straightening of steel pipe → cooling water pressure test (or testing) → labeling → warehousing. Seamless steel pipe drawing (rolling): Pipe piercing → Heating → Start-up → Annealing and pickling (copper) → Multi-pass drawing (cold rolling) steel pipe heat treatment and straightening → Hydrostatic test (testing) → Labeling → Warehousing.
A333 seamless steel pipe weight management formula: [(outer diameter - wall thickness) * wall thickness] * 0.02466 = kg/meter wall thickness (weight per meter)
Testing System for ASTM A333 Gr.6 Low-Temperature Corrosion-Resistant Welded Pipes
The testing system for ASTM A333 Gr.6 low-temperature straight seam welded pipes revolves around their core low-temperature performance. First, a complex V-notch impact test at -45°C verifies their low-temperature toughness, ensuring the material's resistance to brittle deformation in extreme environments. Simultaneously, 100% non-destructive testing of the weld seams (typically using a combination of ultrasonic and radiographic testing) is performed to eliminate welding defects. A hydrostatic test verifies the overall pressure-bearing and sealing performance. Finally, tensile tests, bending tests, and chemical composition analysis comprehensively ensure the mechanical integrity and material compliance of the pipe under low-temperature conditions. The entire testing system strictly adheres to the specific requirements of ASTM A333/A333M standards for low-temperature service conditions.
About us
We are a professional international trading company specializing in steel exports, committed to providing global customers with high-quality steel products that meet international standards. Leveraging our stable partnerships with several large domestic steel mills and our self-operated warehousing and logistics system, we mainly deal in hot-rolled coils, cold-rolled sheets, galvanized coils, color-coated sheets, and various types of construction steel. Our products are exported to Southeast Asia, the Middle East, Europe, and the United States.
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