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SA-516 Grade 60, 65, 70

Overview

Fine grain steel intended for moderate / low temperature service in boilers and PVQ applications.
This grade is produced in both the As Rolled and Normalized condition.

Chemical Requirements

*Elements represented in percentage

Elements Composition %
Grade 60
(Grade 415)
Composition %
Grade 65
(Grade 450)
Composition %
Grade 70
(Grade 485)
Carbon, max
 1/2 in. (12.5 mm) and under 0.21 0.24 0.27
 Over 1/2 to 2 in. (12.5 to 50 mm), incl 0.23 0.26 0.28
 Over 2 to 4 in. (50 to 100 mm), incl 0.25 0.28 0.30
 Over 4 to 8 in. (100 to 200 mm), incl 0.27 0.29 0.31
 Over 8 in. (200 mm) 0.27 0.29 0.31
Manganese, max
1/2 (12.5) and under:
 Heat analysis 0.60-0.90 0.85-1.20 0.85-1.20
 Product analysis 0.55-0.98 0.79-1.30 0.79-1.30
Over 1/2 in (12.5)
 Heat analysis 0.85-1.20 0.85-1.20 0.85-1.20
 Product analysis 0.79-1.30 0.79-1.30 0.79-1.30
Phosphorus, max  0.025 0.025 0.025
Sulfur, max  0.025 0.025 0.025
Silicon
 Heat analysis 0.15-0.40 0.15-0.40 0.15-0.40
 Product analysis 0.13-0.45 0.13-0.45 0.13-0.45

Tensile Requirements

Grade 60
(Grade 415)
Grade 65
(Grade 450)
Grade 70
(Grade 485)
Tensile strength, ksi (MPa) 60-80(415-550) 65-85(450-585) 70-90(485-620)
Yield strength, min.B ksi (MPa) 32(220) 35(240) 38(260)
Elongation in 8 in. (200 mm), min, % 21 19 17
Elongation in 2 in. (50 mm), min, % 25 23 21
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