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Material Specifications

 
Material ASTM Specification Nominal Composition Minimum Form
Number Grade Tensile
Strength
Yield
Point
CARBON
STEELS
           
A53 A
B
Low Carbon
Low Carbon
48,000
60,000
30,000
35,000
Tubular
A105   0.35% C max., 0.90% Mn max. 70,000 36,000 Forging
A106 A
B
0.25% C max., 0.27-0.93% Mn
0.25% C max., 0.27-0.93% Mn
48,000
60,000
30,000
35,000
Tubular
A134 - - Low Carbon - - - - Tubular
A139 A
B
Low Carbon, 0.30-1.00% Mn
0.30% C max., 0.30-1.00% Mn
48,000
60,000
30,000
35,000
Tubular
A155 C45
C50
C55
Low Carbon, 0.80% Mn max.
Low Carbon, 0.80% Mn max.
Low Carbon, 0.80% Mn max.
45,000
50,000
55,000
24,000
27,000
30,000
Tubular
A212 A
B
0.33% C max., 0.90% Mn max.
0.35% C max., 0.90% Mn max.
65,000
70,000
35,000
38,000
Plate
A245 C 0.18-0.25% C, 0.30-0.60% Mn 55,000 33,000 Plate
A285 B
C
Low Carbon, 0.80% Mn max.
Low Carbon, 0.80% Mn max.
50,000
55,000
27,000
30,000
Plate
A333 C 0.25% C max., 0.64-1.06% Mn 55,000 30,000 Tubular
*5L A
B
0.22% C max., 0.95% Mn max.
0.27% C max., 1.35% Mn max.
48,000
60,000
30,000
35,000
Tubular
*5LX X42 0.30% C max., 1.35% Mn max. 60,000 42,000 Tubular

ALLOY
STEELS
A182 F1
F5a
F9
F12
F22
0.20-0.30% C max., 0.50% Mo
4-6% Cr, 0.50% Mo
9%Cr, 1% Mo
1% Cr, 0.50% Mo
2.25% Cr, 1% Mo
70,000
90,000
100,000
70,000
70,000
40,000
65,000
70,000
40,000
40,000
Forging
A204 A
B
0.25% C max., 0.50% Mo
0.27% C max., 0.50% Mo
65,000
70,000
37,000
40,000
Plate
A333 3 0.19% C max., 3.5% Ni 65,000 35,000 Tubular
A335 P1
P15
0.10-0.20% C, 0.50% Mo
1.15-1.65% Si, 0.50% Mo
55,000
60,000
30,000
30,000
Tubular
A333 4 0.12% C max., 0.75% Cr, 0.50% Cu 60,000 30,000 Tubular
A350 LF4 0.75% Ni, 0.15% Al 60,000 30,000 Forging
A335 P2
P3
P3b
P5
P5b
P5c
P7
P9
P11
P12
P22
0.50% Cr, 0.50% Mo
1.75% Cr, 0.75% Mo
2% Cr, 0.50% Mo
4-6% Cr, 0.50% Mo
4-6% Cr, 1-2% Si, 0.50% Mo
4-6% Cr, 0.50% Mo, Ti or Cb Stabilized
7% Cr, 0.50% Mo
9% Cr, 1% Mo
1.25% Cr, 0.50% Mo, 0.50-1% Si
1% Cr, 0.50% Mo
2.25% Cr, 1% Mo
55,000
60,000
60,000
60,000
60,000
60,000
60,000
60,000
60,000
60,000
60,000
30,000
30,000
30,000
30,000
30,000
30,000
30,000
30,000
30,000
30,000
30,000
Tubular
A350 LF3 0.20% C max., 3.5% Ni 70,000 40,000 Forging
TRI-TEN 0.25% C max., 1.30% Mn max., 0.30-0.60%
Cu, 0.50-1% Ni
70,000^ 50,000^ Plate
Carbon Manganese 0.22-0.30% C, 1- 1.35% Mn, 0.15-0.30% Si 80,000^ 52,000^ Plate

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* 5L and 5LX are API Specifications
^Nominal, not minimum

 
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