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A 688 Grade TP 304L

Favorite Datasheet
A 666 Type 304L A 774 Grade TP 304L
#304L

Description

USA SAE A 688/A 688M (2012) , A 688 Grade TP 304L Specialsteel Welded Austenitic Stainless Steel Feedwater Heater Tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 688 Grade TP 304L
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 688 Grade TP 304L Austenite SAE USA Welded Austenitic Stainless Steel Feedwater Heater Tubes

Chemical composition(mass fraction)(wt.%) of the A 688 Grade TP 304L

C Si Mn P S Cr Ni
≤0.030 ≤1.00 ≤2.00 ≤0.045 ≤0.03 17.50 -19.50 8.00 -12.0

Mechanical Properties of steel grade A 688 Grade TP 304L

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
446 (≥) 763 (≥) 44 24 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade A 688 Grade TP 304L

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
33 - -     0.22 -  
294 397 - 14.3 214   -  
166 - 13 43.2   412 233

Heat Treatment of steel grade A 688 Grade TP 304L

Heat treated : 1319°C - 1585°C

Technological Curves of steel grade A 688 Grade TP 304L

Cross Reference Table (Equivalent Grade) of A 688 Grade TP 304L

Grade Standard Country Application
304L
304LN
304LHN
AL 304L
304L
304LN
TP304L
TP304LN
TP304L
TP304LN
TP304L
TP304LN
TP304L
TP304LN
TP304L
MT304L
MT-304L
TP304L
TP304LN
304L

Relevant standard of A 688 Grade TP 304L

A 688/A 688M (2012) Welded Austenitic Stainless Steel Feedwater Heater Tubes A-688-A-688M--(2012)-.pdf
A 666 Type 304L A 774 Grade TP 304L
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Jiangyou Longhai Special Steel Co.,Ltd.

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