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Home > Steel Pipe > ERW Steel Pipe > ERW Structure Pipe
ASTM A500 / EN10219 STRUCTURE PIPE
ASTM A500 / EN10219 STRUCTURE PIPE ASTM A500 / EN10219 STRUCTURE PIPE ASTM A500 / EN10219 STRUCTURE PIPE ASTM A500 / EN10219 STRUCTURE PIPE ASTM A500 / EN10219 STRUCTURE PIPE ASTM A500 / EN10219 STRUCTURE PIPE
  • ASTM A500 / EN10219 STRUCTURE PIPE
  • ASTM A500 / EN10219 STRUCTURE PIPE

ASTM A500 / EN10219 STRUCTURE PIPE

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Description Dimentions
Description
ASTM A500 / EN10219 STRUCTURE PIPE
STRUCTURE STEEL PIPE TYPE & APPLICATION
Types：Circular, rectangular, and square structural pipe
Application：
Structural Supports
Building columns
Highway Signs
Oil Field Services
Communication Towers
   
STRUCTURE STEEL PIPE PRODUCTION STANDARDS & GRADE
Standard ：ASTM A500
Standard ：EN10219

STM A500 STRUCTURE STEEAL PIPE
ASTM A500 STRUCTURE STEEL PIPE TOLERANCE 
Characteristic Circular hollow sections Outside flat Dimensions for Square and Rectangular hollow sections
External dimensions ± 0.75% of the specified outside diameter OD Flat dimensions
 in. (mm)		 Permissible
Variations over
and under flat
dimensions (a)
in.[mm]
2 1/2 [65] or under 0.020 [0.5]
Over 2 1/2 - 3 1/2 [65 - 90] 0.025 [ 0.6 ]
Over 3 1/2 - 5 1/2 [90 - 140] 0.030 [ 0.8 ]
Over 5 1/2 [140] 0.01 times large flat dimension
Thickness(T) ±10% of the specified wall thickness
Squareness of sides(Ø ---- 90 Degreen ± 2 Degreen
External corner profile ---- The radius of each outside corner of the section shall
not exceed three times the specified wall thickness
Twist ---- OD Flat dimensions
 in. (mm)		 Max. Permissible
Variation
Twist per meter of
length in.(mm)
1 1/2 [40] and under 0.05 [1.3]
Over 1 1/2 - 2 1/2 [40 -65] 0.062 [1.6]
Over 2 1/2 - 4 [65 - 100] 0.075 [1.9]
Over 4 - 6 [100 - 150] 0.087 [2.2]
Over 6 - 8 [150 - 200] 0.100 [2.5]
Over 8 [200] 0.112 [2.8]

CHEMICAL AND MECHANICAL PROPERTIES OF ASTM A500 
Chemical Composition, %
Grades A, B, and D Grade C
Element Heat Analysis Product Analysis Heat Analysis Product Analysis
Carbon, max A 0.26 0.3 0.23 0.27
Manganese, max A 1.35 1.4 1.35 1.4
Phosphorus, max 0.035 0.045 0.035 0.045
Sulfur, max 0.035 0.045 0.035 0.045
Copper, min B 0.2 0.18 0.2 0.18
Mechanical Properties of ASTM A500 Round Structural Tubing
Item Grade A Grade B Grade C Grade D
Tensile strength, mn, ps (MPa) 45 000 58 000 62 00 58 000
-310 -400 -427 -400
Yield strength, mn, psi (MPa) 33 000 42 000 46 000 36 000
-228 -290 -317 -250
Elongation in 2 in. (50.8 mm), min, %A 25B 23C 21D 23C
Mechanical Properties of ASTM A500 Shaped Structural Tubing
Item Grade A Grade B Grade C Grade D
Tensile strength, mn, ps (MPa) 45 000 58 000 62 00 58 000
-310 -400 -427 -400
Yield strength, mn, psi (MPa) 39 000 46 000 50 000 36 000
-269 -317 -345 -250
Elongation in 2 in. (50.8 mm), min, %A 25B 23C 21D 23C


EN 10219 STRUCTURE STEEL PIPE  

EN10219 STRUCTURE STEEL PIPE TOLERANCE 

Characteristic Round Hollow Sections Square and Rectangular Hollow Sections
Outside Dimension ± 1% with min ± 0.5mm and max ± 10mm ± 1% with min of ± 0.5mm
Thickness (T) T≤5mm: ±10% T≤5mm: ±10%
T>5mm: ± 0.5mm T>5mm: ± 0.5mm
Out-of-Roundness 2% –
Convexity – Max .8% with min 0.5mm
Squareness of side – 90° ± 1°
External Corner Profile – T≤6mm: 1.6T to 2.4T
– 6
– T,10: 2.4T to 3.6T
Twist – 2mm plus 0.5mm/m
Straightness 0.2% of total 0.15% of total
Mass ±6% on individual length
Length -0/+20mm

CHEMICAL AND MECHANICAL PROPERTIES OF EN10219 
Material Min Yield Strength  Tensile Strength (N/mm2) Min. Elongation (%)
(N/mm2)
Thickness in mm
t<16 16>t<40 t<3 3>t<40 t<40
S235JRH 235 225 360-510 340-470 24
S275J0H 275 265 430-580 410-560 20
S275J2H 275 265 430-580 410-560 20
S355J0H 355 345 510-680 490-630 20
S355J2H 355 345 510-680 490-630 20




Dimentions
DIMENSIONS AND SIZES OF ASTM A500 STRUCTURE PIPE
Specification & Size of Circular Structural Pipe
NPS O. D. Nominal Wall Thickness
DN Inch mm SCH5S SCH10S SCH10 SCH20 SCH30 SCH40 SCH60 SCH80 SCH100 SCH120 SCH140 SCH160 STD XS XXS
50 2″ 60.3 1.65 2.77 – – – 3.91 – 5.54 – – – 8.74 3.91 5.54 11.07
65 2-1/2″ 73 2.11 3.05 – – – 5.16 – 7.01 – – – 9.53 5.16 7.01 14.02
80 3″ 88.9 2.11 3.05 – – – 5.49 – 7.62 – – – 11.13 5.49 7.52 15.24
90 3-1/2″ 101.6 2.11 3.05 – – – 5.74 – 8.08 – – – – 5.74 8.08 –
100 4″ 114.3 2.11 3.05 – – – 6.02 – 8.58 – 11.13 – 13.49 6.02 8.56 17.12
125 5″ 141.3 2.77 3.4 – – – 6.55 – 9.53 – 12.7 – 15.88 6.55 9.53 18.05
150 6″ 168.3 2.77 3.4 – – – 7.11 – 10.97 – 14.27 – 18.26 7.11 10.97 21.95
200 8″ 219.1 2.77 3.76 – 6.35 7.04 8.18 10.31 12.7 15.09 18.26 20.62 23.01 8.18 12.7 22.23
250 10″ 273.1 3.4 4.19 – 6.35 7.8 9.27 12.7 15.09 18.26 21.44 25.4 28.58 9.27 12.7 25.4
300 12″ 323.9 3.96 4.57 – 6.35 8.38 10.31 14.27 17.48 21.44 25.4 28.58 33.32 9.53 12.7 25.4
350 14″ 355.5 3.96 4.78 6.35 7.92 9.53 11.13 15.09 19.05 23.83 27.79 31.75 35.71 9.53 12.7 –
400 16″ 406.4 4.19 4.78 6.35 7.92 9.53 12.7 16.66 21.44 26.19 30.96 36.53 40.49 9.53 12.7 –
450 18″ 457.2 4.19 4.78 6.35 7.92 11.13 14.27 19.05 23.83 39.36 34.93 39.67 45.24 – – –
500 20″ 508 4.78 5.54 6.35 9.53 12.7 15.09 20.62 26.19 32.54 38.1 44.45 50.01 – – –
550 22″ 558.8 4.78 5.54 6.35 9.53 12.7 – 22.23 28.58 34.93 41.28 47.63 53.98 – – –
600 24″ 609.6 5.54 6.35 6.35 9.53 14.27 17.48 24.61 30.96 38.89 46.02 52.37 59.54 – – –

Specification & Size of Rectangular Structural Pipe
Rectangular Hollow Section Sizes Weight Height Width W. T. Rectangular Hollow Section Sizes Weight Height Width W. T.
[kg/m] [mm] [mm] [mm] [kg/m] [mm] [mm] [mm]
50 x 25 x 2.5 RHS 2.7 50 25 2.5 160 x 80 x 5 RHS 17.8 160 80 5
50 x 25 x 2.5 RHS 2.7 50 25 2.5 160 x 80 x 6 RHS 21.2 160 80 6
50 x 25 x 3 RHS 3.2 50 25 3 160 x 80 x 6.3 RHS 22.2 160 80 6.3
50 x 30 x 2.5 RHS 2.9 50 30 2.5 160 x 80 x 8 RHS 27.6 160 80 8
50 x 30 x 3 RHS 3.4 50 30 3 160 x 80 x 10 RHS 33.7 160 80 10
50 x 30 x 3.2 RHS 3.6 50 30 3.2 160 x 80 x 12 RHS 39.5 160 80 12
50 x 30 x 3.6 RHS 4 50 30 3.6 160 x 80 x 12.5 RHS 40.9 |160 80 12.5
50 x 30 x 4 RHS 4.4 50 30 4 180 x 100 x 4 RHS 16.9 180 100 4
50 x 30 x 5 RHS 5.3 50 30 5 180 x 100 x 5 RHS 21 180 100 5
60 x 40 x 2.5 RHS 3.7 60 40 2.5 180 x 100 x 6 RHS 24.9 180 100 6
60 x 40 x 3 RHS 4.4 60 40 3 180 x 100 x 6.3 RHS 26.1 180 100 6.3
60 x 40 x 3.2 RHS 4.6 60 40 3.2 180 x 100 x 8 RHS 32.6 180 100 8
60 x 40 x 3.6 RHS 5.1 60 40 3.6 180 x 100 x 10 RHS 40 180 100 10
60 x 40 x 4 RHS 5.6 60 40 4 180 x 100 x 12 RHS 47 180 100 12
60 x 40 x 5 RHS 6.9 60 40 5 180 x 100 x 12.5 RHS 48.7 180 100 12.5
60 x 40 x 6 RHS 8 60 40 6 200 x 100 x 4 RHS 18.1 200 100 4
60 x 40 x 6.3 RHS 8.3 60 40 6.3 200 x 100 x 5 RHS 22.6 200 100 5
80 x 40 x 3 RHS 5.3 80 40 3 200 x 100 x 6 RHS 26.8 200 100 6
80 x 40 x 3.2 RHS 5.6 80 40 3.2 200 x 100 x 6.3 RHS 28.1 200 100 6.3
80 x 40 x 3.6 RHS 6.3 80 40 3.6 200 x 100 x 8 RHS 35.1 200 100 8
80 x 40 x 4 RHS 6.9 80 40 4 200 x 100 x 10 RHS 43.1 200 100 10
80 x 40 x 5 RHS 8.4 80 40 5 200 x 100 x 12 RHS 50.8 200 100 12
80 x 40 x 6 RHS 9.9 80 40 6 200 x 100 x 12.5 RHS 52.7 200 100 12.5
80 x 40 x 6.3 RHS 10.3 80 40 6.3 200 x 100 x 16 RHS 65.2 200 100 16
80 x 40 x 8 RHS 12.5 80 40 8 200 x 120 x 6 RHS 28.7 200 120 6
90 x 50 x 3 RHS 6.2 90 50 3 200 x 120 x 6.3 RHS 29.9 200 120 6.3
90 x 50 x 3.2 RHS 6.6 90 50 3.2 200 x 120 x 8 RHS 37.3 200 120 8
90 x 50 x 3.6 RHS 7.4 90 50 3.6 200 x 120 x 10 RHS 45.9 200 120 10
90 x 50 x 4 RHS 8.2 90 50 4 200 x 120 x 12 RHS 54.5 200 120 12
90 x 50 x 5 RHS 10 90 50 5 200 x 120 x 12.5 RHS 55.7 200 120 12.5
90 x 50 x 6 RHS 11.8 90 50 6 250 x 150 x 5 RHS 30.4 250 150 5
90 x 50 x 6.3 RHS 12.3 90 50 6.3 250 x 150 x 6 RHS 36.2 250 150 6
90 x 50 x 8 RHS 15 90 50 8 250 x 150 x 6.3 RHS 38 |250 150 6.3
100 x 50 x 3 RHS 6.7 100 50 3 250 x 150 x 8 RHS 47.7 250 150 8
100 x 50 x 3.2 RHS 7.1 100 50 3.2 250 x 150 x 10 RHS 58.8 250 150 10
100 x 50 x 3.6 RHS 8 100 50 3.6 250 x 150 x 12 RHS 69.6 250 150 12
100 x 50 x 4 RHS 8.8 100 50 4 250 x 150 x 12.5 RHS 72.3 250 150 12.5
100 x 50 x 5 RHS 10.8 100 50 5 250 x 150 x 16 RHS 90.3 250 150 16
100 x 50 x 6 RHS 12.7 100 50 6 260 x 180 x 6 RHS 40 260 180 6
100 x 50 x 6.3 RHS 13.3 100 50 6.3 260 x 180 x 6.3 RHS 41.9 260 180 6.3
100 x 50 x 8 RHS 16.3 100 50 8 260 x 180 x 8 RHS 52.7 260 180 8
100 x 60 x 3 RHS 7.2 100 60 3 260 x 180 x 10 RHS 65.1 260 180 10
100 x 60 x 3.2 RHS 7.6 100 60 3.2 260 x 180 x 12 RHS 77.2 260 180 12
100 x 60 x 3.6 RHS 8.5 100 60 3.6 260 x 180 x 12.5 RHS 80.1 260 180 12.5
100 x 60 x 4 RHS 9.4 100 60 4 260 x 180 x 16 RHS 100 260 180 16
100 x 60 x 5 RHS 11.6 100 60 5 300 x 200 x 5 RHS 38.3 300 200 5
100 x 60 x 6 RHS 13.6 100 60 6 300 x 200 x 6 RHS 45.7 300 200 6
100 x 60 x 6.3 RHS 14.2 100 60 6.3 300 x 200 x 6.3 RHS 47.9 300 200 6.3
100 x 60 x 8 RHS 17.5 100 60 8 300 x 200 x 8 RHS 60.3 300 200 8
120 x 60 x 3.6 RHS 9.7 120 60 3.6 300 x 200 x 10 RHS 74.5 300 200 10
120 x 60 x 4 RHS 10.7 120 60 4 300 x 200 x 12 RHS 88.5 300 200 12
120 x 60 x 5 RHS 13.1 120 60 5 300 x 200 x 12.5 RHS 91.9 300 200 12.5
120 x 60 x 6 RHS 15.5 120 60 6 300 x 200 x 16 RHS 115 300 200 16
120 x 60 x 6.3 RHS 16.2 120 60 6.3 350 x 250 x 6 RHS 55.1 350 250 6
120 x 60 x 8 RHS 20.1 120 60 8 350 x 250 x 6.3 RHS 57.8 350 250 6.3
120 x 60 x 10 RHS 24.6 120 60 10 350 x 250 x 8 RHS 72.8 350 250 8
120 x 80 x 3.6 RHS 10.8 120 80 3.6 350 x 250 x 10 RHS 90.2 350 250 10
120 x 80 x 4 RHS 11.9 120 80 4 350 x 250 x 12 RHS 107 |350 250 12
120 x 80 x 5 RHS 14.7 120 80 5 350 x 250 x 12.5 RHS 112 350 250 12.5
120 x 80 x 6 RHS 17.4 120 80 6 350 x 250 x 16 RHS 141 350 250 16
120 x 80 x 6.3 RHS 18.2 120 80 6.3 400 x 200 x 6 RHS 55.1 400 200 6
120 x 80 x 8 RHS 22.6 120 80 8 400 x 200 x 6.3 RHS 57.8 400 200 6.3
120 x 80 x 10 RHS 27.4 120 80 10 400 x 200 x 8 RHS 72.8 400 200 8
140 x 80 x 4 RHS 13.2 140 80 4 400 x 200 x 10 RHS 90.2 400 200 10
140 x 80 x 5 RHS 16.3 140 80 5 400 x 200 x 12 RHS 107 400 200 12
140 x 80 x 6 RHS 19.3 140 80 6 400 x 200 x 12.5 RHS 112 400 200 12.5
140 x 80 x 6.3 RHS 20.2 140 80 6.3 400 x 200 x 16 RHS 141 400 200 16
140 x 80 x 8 RHS 25.1 140 80 8 450 x 250 x 8 RHS 85.4 450 250 8
140 x 80 x 10 RHS 30.6 140 80 10 450 x 250 x 10 RHS 106 450 250 10
150 x 100 x 4 RHS 15.1 150 100 4 450 x 250 x 12 RHS 126 450 250 12
150 x 100 x 5 RHS 18.6 150 100 5 450 x 250 x 12.5 RHS 131 450 250 12.5
150 x 100 x 6 RHS 22.1 150 100 6 450 x 250 x 16 RHS 166 450 250 16
150 x 100 x 6.3 RHS 23.1 150 100 6.3 500 x 300 x 8 RHS 97.9 500 300 8
150 x 100 x 8 RHS 28.9 150 100 8 500 x 300 x 10 RHS 122 500 300 10
150 x 100 x 10 RHS 35.3 150 100 10 500 x 300 x 12 RHS 145 500 300 12
150 x 100 x 12 RHS 41.4 150 100 12 500 x 300 x 12.5 RHS 151 500 300 12.5
150 x 100 x 12.5 RHS 42.8 150 100 12.5 500 x 300 x 16 RHS 191 500 300 16
160 x 80 x 4 RHS 14.4 160 80 4 500 x 300 x 20 RHS 235 500 300 20