Grade 9 R56320 - ASTM B861-2019

Grade	Grade 9
USA UNS	R56320
Corresponding Standard	ASTM B861-2019 Titanium and Titanium Alloy Seamless Pipe
Classification	Titanium and Titanium Alloys

Grade 9 Chemical Element Composition Content (%)

Component	Fe	C	N	V	Al	H	O	Other Individual	Other Total
Minimum Value	-	-	-	2	2.5	-	-	-	-
Maximum Value	0.25	0.08	0.03	3	3.5	0.015	0.15	0.1	0.4

"Other individual elements or other totals": The chemical composition includes elements not specified in the table. Analysis should only be conducted if these elements are suspected to be present, or if routine analysis suggests that their content may exceed the prescribed limits.

Grade 9 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Reduction of Area ψ %
Tube	*	≥620	≥483	≥15
Tube	①	≥620	≥483	≥12
Tube	②	≥860	≥725	≥10

*Properties for annealed condition except as noted.

Grade9 Corresponding Standards(Same grade name, different standards)

1	ASTM B348-2013
	Grade 9 R56320
2	ASTM B265-2015
	Grade 9 R56320
3	ASTM B861-2019
	Grade 9 R56320
4	ASTM A646/A646M-2024
	Grade 9 D6AC
5	ASME SA-334/SA-334M-2023
	Grade 9
6	ASTM A334/A334M-2004(R2021)
	Grade 9
7	ASME SA-333/SA-333M-2023
	grade 9

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!