Tianjin Lefin Industrial Co., Ltd is one of the most experienced manufacturers and suppliers of steel pipe grade.50 in China. Please feel free to buy high quality steel pipe grade.50 from our factory. Good service and reasonable price are available.
Steel Pipe Grade.50
High strength welded structural steel pipe, Circular hollow section (CHS)
Welding Type: ERW/SAW welded steel pipe.
Standard: API 5L, ASTM A53, EN 10219
Equivalent Steel Grade: ANSI - GR.50, EN - S355JR, DIN - ST52-3, JIS - SS490, AS/NZS - GR.350, GB/T - Q355B
Min. Yield Strength: 345Mpa
Pipe Ends: Plain ends, Beveled ends
Pipe Dimensions: 1/2" - 80" (21.3mm - 2032mm)
Wall Thickness: 1.5mm - 50.0mm
Length: 5.8m, 6.0m, 11.8m, 12.0m, 12m - 45m for spiral seam steel pipes.
Usage: For structure and construction; For fluid transportation of oil, gas and water, For mechanical engineering.
Pipe Surface: Bare surface without coatings.
Shipment: By container shipment, By bulk vessel shipment.




















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