Carbon Steel Buttweld Fitting

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Chemical Composition of SS Buttweld Fittings

Grade C S Si Mn P Cr Mo Ni Cu V Nb
Carbon Steel ASTM A234 0.3 0.058 0.1min 0.29-1.06 0.05 0.4 0.15 0.4 0.4 0.08 0.02
Grade C S Si Cr Mo Mn P Ni Cu V Nb
Low Temperature Carbon Steel ASTM A420 0.3 0.058 0.1min 0.4 0.15 0.29-1.06 0.05 0.4 0.4 0.08 0.02
Grade Mn P S Si Ni Cr Mo Cu Ti V Cb Al
ASTM 860 0.20 1.00-1.45 0.03 0.01 0.15-0.40 0.50 0.30 0.25 0.35 0.05 0.10 0.04
Mechanical Properties of SS Butt weld Pipe Fittings

Tensile Requirements Carbon Steel A234 WPC Carbon Steel A234 WPB
Tensile Strength, min, ksi[MPa] 70-95 [485-655] 60-85 [415-585]
Tensile Requirements Low Temperature Carbon Steel A420 WPC Low Temperature Carbon Steel A420 WPL6
Tensile Strength, min, ksi[MPa] 70-95 [485-655] 60-85 [415-585]
Element Tensile Strength Yield Strength (0.2%Offset) Elongation
ASTM A860 515-690 415 28 %

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