We have a large volume of ASTM A789 S31803 tube in stock, they are generally furnished in seamless type, the dimension is 32mm x 1.50mm x 8750mm.

Chemical Composition Requirements&Mechanical Properties

Chemical composition for ASTM A789 UNS S31803 tubing, %
C	≤0.030
Mn	≤2.00
P	≤0.030
S	≤0.020
Si	≤1.00
Ni	4.5-6.5
Cr	21.0-23.0
Mo	2.5-3.5
N	0.08-0.20

Tensile Strength,min.	Yield Strength,min.	Elongation,min.	Hardness Brinell, max
Mpa	Mpa	%	HB
620	450	25	290