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ASTM A53
ASTM A106
API 5L
ASTM A333
ASTM A335
ASTM A312
ASTM A350
ASTM A105
ASTM A694
ASTM A182
A350 LF2
ASTM A234
ASTM A420
ASTM A860
 A193 B7
A194 2H
A240 GR.410
A312 S31726

ASTM A350 

ASTM A350 - Forgings, Carbon and Low-Alloy Steel, Requiring Notch Toughness Testing for Piping Components


Chemical   Compositions 
(max%)
Grade
C
        Mn
P
S
       Si
Cr
Cu
 Mo
Ni
V
LF2
0.3
0.60-1.35
0.035
0.04
0.15-0.3
0.3
0.4
0.12
0.4
0.08

Notes:
1.The sum of copper,nickel,chromium,molybdenum and vanadium shall not exceed 1.00% on heat analysis.
2.The sum of chromium and molybdenum shall not exceed 0.32% on heat analysis.
Mechanical Properties (min)
Tensile (MPa)
Yield (MPa)
Elongation %
Reduction %
Impact Akv(J)
Hardness (HB)
485-655
250
22
30
20
≤197

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