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Specifications Range
Out Diameter ½” nominal through 26”
Wall Thickness up through 4” thick& heavier upon request
Length 3.0m-18m


Chemical  Composition

C, %
Mn, %
P, %
S, %
Si, %
Cr, %
Mo, %
0.05-0.15
0.30-0.60
0.025 max
0.025 max
0.50-1.00
1.00-1.50
0.44-0.65

Mechanical Properties

Tensile Strength, MPa
Yield Strength, MPa
Elongation, %
415 min
205 min
30 min

Outside Diameter & Tolerance

ASTM A450
Hot rolled
Outside Diameter, mm
Tolerance, mm
OD≤101.6
+0.4/-0.8
101.6<OD≤190.5
+0.4/-1.2
190.5<OD≤228.6
+0.4/-1.6
Cold Drawn
Outside Diameter, mm
Tolerance, mm
OD<25.4
±0.10
25.4≤OD≤38.1
±0.15
38.1<OD<50.8
±0.20
50.8≤OD<63.5
±0.25
63.5≤OD<76.2
±0.30
76.2≤OD≤101.6
±0.38
101.6<OD≤190.5
+0.38/-0.64
190.5<OD≤228.6
+0.38/-1.14
ASTM A530 & ASTM A335
NPS
Outside Diameter, inch
Tolerance, mm
1/8≤OD≤1-1/2
±0.40
1-1/2<OD≤4
±0.79
4<OD≤8
+1.59/-0.79
8<OD≤12
+2.38/-0.79
OD>12
±1%


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