ASTM A106 Grade A Material Chemical Composition, Physical Properties For ASTM A 106 Grade A

ASTM A106 is the American Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service. ASTM A106 has Three Grades ( Grade A, Grade B, and Grade C).

Here We Shall be going to tell you about the Chemical Composition of ASTM A 106 Grade A and Mechanical / Physical Properties For ASTM A 106 Grade A.

Chemical Composition of ASTM A 106 Grade A

Chemical Elements	SUGGESTED VALUE FOR ASTM A 106 Grade A
Carbon          (C)	0.25 %  (Max.)
Manganese  (Mn)	0.27 To 0.93 %
Silicon          (Si)	0.10 % (Min.)
Sulphur         (S)	0.035 % (Max.)
Phosphorus  (P)	0.035 % (Max.)
Chromium  (Cr)	0.40 % (Max.)
Nickel        (Ni)	0.40 % (Max.)
Molybdenum (Mo)	0.15 % (Max.)
Copper      (Cu)	0.40 % (Max.)
Vanadium    (V)	0.08 % (Max.)

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Mechanical / Physical Properties For ASTM A 106 Grade A

Mechanical/Physical Properties	SUGGESTED VALUE FOR ASTM A 106 Grade A
Tensile strength	48 000 Psi (330 Mpa) [ Minimum ]
Yield strength	30 000 Psi (205 Mpa) [ Minimum ]
Elongation in 2 in. (50mm), min, % Basic minimum elongation transverse strip tests, and for all small sizes tested in full section	For Longitudinal  =  35 [ Minimum ] For Transverse  =  25 [ Minimum ]
When Standard Round 2-in. (50mm) gage length test specimen is used	For Longitudinal  =  28 [ Minimum ] For Transverse  =  20 [ Minimum ]

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