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    ASTM B348-13

    Standard Specification for Titanium and Titanium Alloy Bars and Billets

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    1. Scope

    1.1 This specification2 covers annealed titanium and titanium alloy bars and billets as follows:

    1.1.1 Grade 1—UNS R50250. Unalloyed titanium,

    1.1.2 Grade 2—UNS R50400. Unalloyed titanium,

    1.1.2.1 Grade 2H—UNS R50400. Unalloyed titanium (Grade 2 with 58 ksi (400 MPa) minimum UTS),

    1.1.3 Grade 3—UNS R50550. Unalloyed titanium,

    1.1.4 Grade 4—UNS R50700. Unalloyed titanium,

    1.1.5 Grade 5—UNS R56400. Titanium alloy (6 % aluminum, 4 % vanadium),

    1.1.6 Grade 6—UNS R54520. Titanium alloy (5 % aluminum, 2.5 % tin),

    1.1.7 Grade 7—UNS R52400. Unalloyed titanium plus 0.12 to 0.25 % palladium,

    1.1.7.1 Grade 7H—UNS R52400. Unalloyed titanium plus 0.12 to 0.25 % palladium (Grade 7 with 58 ksi (400 MPa) minimum UTS),

    1.1.8 Grade 9—UNS R56320. Titanium alloy (3 % aluminum, 2.5 % vanadium),

    1.1.9 Grade 11—UNS R52250. Unalloyed titanium plus 0.12 to 0.25 % palladium,

    1.1.10 Grade 12—UNS R53400. Titanium alloy (0.3 % molybdenum, 0.8 % nickel),

    1.1.11 Grade 13—UNS R53413. Titanium alloy (0.5 % nickel, 0.05 % ruthenium),

    1.1.12 Grade 14—UNS R53414. Titanium alloy (0.5 % nickel, 0.05 % ruthenium),

    1.1.13 Grade 15—UNS R53415. Titanium alloy (0.5 % nickel, 0.05 % ruthenium),

    1.1.14 Grade 16—UNS R52402. Unalloyed titanium plus 0.04 to 0.08 % palladium,

    1.1.14.1 Grade 16H—UNS R52402. Unalloyed titanium plus 0.04 to 0.08 % palladiumm (Grade 16 with 58 (400 MPa) ksi minimum UTS),

    1.1.15 Grade 17—UNS R52252. Unalloyed titanium plus 0.04 to 0.08 % palladium,

    1.1.16 Grade 18—UNS R56322. Titanium alloy (3 % aluminum, 2.5 % vanadium) plus 0.04 to 0.08 % palladium,

    1.1.17 Grade 19—UNS R58640. Titanium alloy (3 % aluminum, 8 % vanadium, 6 % chromium, 4 % zirconium, 4 % molybdenum),

    1.1.18 Grade 20—UNS R58645. Titanium alloy (3 % aluminum, 8 % vanadium, 6 % chromium, 4 % zirconium, 4 % molybdenum) plus 0.04 %–0.08 % palladium,

    1.1.19 Grade 21—UNS R58210. Titanium alloy (15 % molybdenum, 3 % aluminum, 2.7 % niobium, 0.25 % silicon),

    1.1.20 Grade 23—UNS R56407. Titanium alloy (6 % aluminum, 4 % vanadium with extra low interstitial elements, ELI),

    1.1.21 Grade 24—UNS R56405. Titanium alloy (6 % aluminum, 4 % vanadium) plus 0.04 % to 0.08 % palladium,

    1.1.22 Grade 25—UNS R56403. Titanium alloy (6 % aluminum, 4 % vanadium) plus 0.3 % to 0.8 % nickel and 0.04 % to 0.08 % palladium,

    1.1.23 Grade 26—UNS R52404. Unalloyed titanium plus 0.08 to 0.14 % ruthenium,

    1.1.23.1 Grade 26H—UNS R52404. Unalloyed titanium plus 0.08 to 0.14 % ruthenium (Grade 26 with 58 ksi (400 MPa) minimum UTS),

    1.1.24 Grade 27—UNS R52254. Unalloyed titanium plus 0.08 to 0.14 % ruthenium,

    1.1.25 Grade 28—UNS R56323. Titanium alloy (3 % aluminum, 2.5 % vanadium plus 0.08–0.14 % ruthenium),

    1.1.26 Grade 29—UNS R56404. Titanium alloy (6 % aluminum, 4 % vanadium, extra low interstitial, ELI plus 0.08 to 0.14 % ruthenium),

    1.1.27 Grade 30—UNS R53530. Titanium alloy (0.3 % cobalt, 0.05 % palladium),

    1.1.28 Grade 31—UNS R53532. Titanium alloy (0.3 % cobalt, 0.05 % palladium),

    1.1.29 Grade 32—UNS R55111. Titanium alloy (5 % aluminum, 1 % tin, 1 % zirconium, 1 % vanadium, 0.8 % molybdenum),

    1.1.30 Grade 33—UNS R53442. Titanium alloy (0.4 % nickel, 0.015 % palladium, 0.025 % ruthenium, 0.15 % chromium),

    1.1.31 Grade 34—UNS R53445. Titanium alloy (0.4 % nickel, 0.015 % palladium, 0.025 % ruthenium, 0.15 % chromium),

    1.1.32 Grade 35—UNS R56340. Titanium alloy (4.5 % aluminum, 2 % molybdenum, 1.6 % vanadium, 0.5 % iron, 0.3 % silicon),

    1.1.33 Grade 36—UNS R58450. Titanium alloy (45 % niobium),

    1.1.34 Grade 37—UNS R52815. Titanium alloy (1.5 % aluminum), and

    1.1.35 Grade 38—UNS R54250. Titanium alloy (4 % aluminum, 2.5 % vanadium, 1.5 % iron).

    Note 1—H grade material is identical to the corresponding numeric grade (that is, Grade 2H = Grade 2) except for the higher guaranteed minimum UTS, and may always be certified as meeting the requirements of its corresponding numeric grade. Grades 2H, 7H, 16H, and 26H are intended primarily for pressure vessel use.

    1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.


    2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.

    ASTM Standards

    E8 Test Methods for Tension Testing of Metallic Materials

    E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications

    E539 Test Method for Analysis of Titanium Alloys by X-Ray Fluorescence Spectrometry

    E1409 Test Method for Determination of Oxygen and Nitrogen in Titanium and Titanium Alloys by the Inert Gas Fusion Technique

    E1447 Test Method for Determination of Hydrogen in Titanium and Titanium Alloys by Inert Gas Fusion Thermal Conductivity/Infrared Detection Method

    E1941 Test Method for Determination of Carbon in Refractory and Reactive Metals and Their Alloys by Combustion Analysis

    E2371 Test Method for Analysis of Titanium and Titanium Alloys by Direct Current Plasma and Inductively Coupled Plasma Atomic Emission Spectrometry (Performance-Based Test Methodology)

    E2626 Guide for Spectrometric Analysis of Reactive and Refractory Metals

    ICS Code

    ICS Number Code 77.150.50 (Titanium products)

    UNSPSC Code

    UNSPSC Code 11101711(Non ferrous alloy); 30262000(Titanium bars and sheets)

    Referencing This Standard
    Link Here
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    DOI: 10.1520/B0348-13

    Citation Format

    ASTM B348-13, Standard Specification for Titanium and Titanium Alloy Bars and Billets, ASTM International, West Conshohocken, PA, 2013, www.astm.org

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