ERW Welded Structural Steel Tubes Sections

Published: 18 March, 2011, 9:22 am PDT

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Round Tubes
: N.D. 13 mm (in) up to 152 mm (6.0 in)
Square Hollow Sections
: 10×10 mm (2 / 5×2/5 in) up to 120×120 mm (4 x4 in)
Rectangular Hollow sections
: 10×20 mm (2 / 5×4/5 in) up to 80×160 mm (3 1 / 8×6 in)
Thickness
: 0.70 mm (0.027 in) up to 6.00 mm (0.236 in)
PRODUCTION STANDARTS & STEEL QUALITIES DIN 2394, DIN 2395, DIN 1615, DIN 2458, DIN 17120, DIN 59411, St 37-2/3, St 44-2/3, BS 6363, BS 1139, Gr 34/26, Gr 43/36, ASTM A 500 Gr A, Gr B, NF A 49-643, TS 6476
DELIVERY CONDITIONS Cold Finished
Hot Finished (only for round pipes from 21.3 up to 88.9 mm)
FINISHING OPERATIONS Plain End C Square cut or beveled
Visual and Dimensional Inspection
Mechanical Tests
Tensile Test
Flattening Test, Flaring Test
Expanding Test
Impact Test
Chemical Analysis
Non Destructive Inspection
Mill test certificate. Din 50049 (en 10204) 2.1 / 2.2 / 3. 1b
Surface conditions black self colored / uncoated
Mill protective coating (oil, black varnished) on outside surface.

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