Products : TUBE MILL : EN-10219

TECHNICAL DATA OF BLACK AND GALVANIZED STEEL PIPES CONFORMING TO EN-10219-1 & 2
CHEMICAL COMPOSITION / MECHANICAL PROPERTIES OF NON ALLOY STEEL
RADE % Carbon C (max) % Silicon Si (max) % Manganese Mn (max) % Phosphorus P (max) % Sulfur S (max) % Nitrogen N (max) Max Carbon Eq CEV Minimum Yield Strength ReH (MPa) Tensile Strength Rm (MPa) Min Elongation (%) Minimum Impact Energy (J)
Thk<3mm Thk≥3mm -200C 00C 200C
S235JRH 0.17 -- 1.40 0.040 0.040 0.009 0.35 235 360-510 360-510 24 -- -- 27
S275J0H 0.20 -- 1.50 0.035 0.035 0.009 0.40 275 430-580 410-560 20 -- 27 --
S275J2H 0.20 -- 1.50 0.030 0.030 -- 0.40 275 430-580 410-560 20 27 -- --
S355J0H 0.22 0.55 1.60 0.035 0.035 0.009 0.45 355 510-680 470-630 20 -- 27 --
S355J2H 0.22 0.55 1.60 0.030 0.030 -- 0.45 355 510-680 470-630 20 27 -- --
S355K2H 0.22 0.55 1.60 0.030 0.030 -- 0.45 355 510-680 470-630 20 40 -- --


CARBON EQUIVALENT: Max carbon equivalent shall be
                            CEV = C + (Mn/6) + (Cr + Mo + V)/5 + (Ni + Cu)/15

DIMENSIONS AND TOLERANCES: All dimensions and tolerances shall be according to EN 10219:2006 Part-2

SIZE RANGE:

CHS : 21.3 mm OD to 219.1 mm OD
SHS :12x12, 16x16, 19x19, 25x25, 30x30, 31x31, 38x38, 50x50, 75x75, 80x80, 100x100, 125x125 (mm x mm)
RHS : 31x19, 40x20, 40x25, 50x25, 60x30, 60x40, 80x40, 100x50, 120x60, 120x100, 125x50, 125x75, 150x75, 150x100 (mm x mm)

TOLERANCES  

CHARACTERIC CIRCULAR HOLLOW SECTIONS SQUARE AND RECTANGULAR HOLLOW SECTIONS
OUTSIDE DIMENSIONS (D, B and H) +/- 1% with a minimum of +/-0.50 mm &and a maximum of +/-1.0 mm Side Length (mm) Tolerance
H,B<100 +/- 1% with a min +/-0.5mm
100≤ H,B ≤200 +/- 0.8%
H,B >200 +/- 0.6%
THICKNESS For D<406.4mm: +/-10% for Thickness≤5.0mm +/-0.5mm for Thickness>5.0mm +/-10% for Thickness ≤5.0mm +/-0.5mm for Thickness >5.0mm
For D<406.4mm: +/-10% with a maximum of +/- 2.0mm
OUT OF ROUNDNESS 2% for hollow sections having a diameter to thickness ratio≤100 --
CONCAVITY / CONVEXITY -- Max 0.8% with a minimum of 0.5mm
SQUARENESS OF SIDE -- 900 +/- 10
EXTERNAL CORNER PROFILE -- T≤6.0mm 1.6T to 2.4T
6.0<T≤10.0mm 2.0T to 3.0T
T>10.0mm 2.4T to 3.6T
TWIST -- 2mm plus 0.5mm/m length
STRAIGHTNESS 0.20% of total length and 3mm over any 1m length 0.15% of total length and 3mm over any 1m length
MASS PER UNIT LENGTH +/- 6% on individual delivered lengths
MAX WELD BEAD HEIGHT 3.5mm for T≤14.2mm and 4.8mm for T>14.2mm
NON DESTRUCTIVE TEST : Eddy Current Testing 100% on-line

MARKING : EN 10219 STEEL GRADE / JAZEERA STEEL, OMAN / SIZE / THICKNESS / LENGTH / HEAT NO xxxxxxx

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