ASTM B863-02

1. Scope

1.1 This specification covers the requirements for 26 grades of titanium and titanium alloy welded pipe intended for general corrosion resisting and elevated temperature service as follows:

1.1.1 Grade 1—Unalloyed titanium, low oxygen,

1.1.2 Grade 2—Unalloyed titanium, standard oxygen,

1.1.3 Grade 3—Unalloyed titanium, medium oxygen,

1.1.4 Grade 5—Titanium alloy (6 % aluminum, 4 % vanadium),

1.1.5 Grade 7—Unalloyed titanium plus 0.12 % to 0.25 % palladium, standard oxygen,

1.1.6 Grade 9—Titanium alloy (3 % aluminum, 2.5 % vanadium),

1.1.7 Grade 11—Unalloyed titanium plus 0.12 % to 0.25 % palladium, low oxygen,

1.1.8 Grade 12—Titanium alloy (0.3 % molybdenum, 0.8 % nickel),

1.1.9 Grade 13—Titanium alloy (0.5 % nickel, 0.05 % ruthenium), low oxygen,

1.1.10 Grade 14—Titanium alloy (0.5 % nickel, 0.05 % ruthenium), standard oxygen,

1.1.11Grade 15—Titanium alloy (0.5 % nickel, 0.05 % ruthenium), medium oxygen,

1.1.12 Grade 16—Unalloyed titanium plus 0.04 % to 0.08 % palladium, standard oxygen,

1.1.13 Grade 17—Unalloyed titanium plus 0.04 % to 0.08 % palladium, low oxygen,

1.1.14 Grade 18—Titanium alloy (3 % aluminum, 2.5 % vanadium plus 0.04 % to 0.08 % palladium),

1.1.15 Grade 19—Titanium alloy (3 % aluminum, 8 % vanadium, 6 % chromium, 4 % zirconium, 4 % molybdenum),

1.1.16 Grade 20—Titanium alloy (3 % aluminum, 8 % vanadium, 6 % chromium, 4 % zirconium, 4 % molybdenum) plus 0.04 % to 0.08 % palladium,

1.1.17 Grade 21—Titanium alloy (15 % molybdenum, 3 % aluminum, 2.7 % niobium, 0.25 % silicon),

1.1.18 Grade 23—Titanium alloy (6 % aluminum, 4 % vanadium, extra low interstitial, ELI),

1.1.19 Grade 24—Titanium alloy (6 % aluminum, 4 % vanadium) plus 0.04 % to 0.08 % palladium,

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

1.1.21 Grade 26—Unalloyed titanium plus 0.08 % to 0.14 % ruthenium,

1.1.22 Grade 27—Unalloyed titanium plus 0.08 % to 0.14 % ruthenium,

1.1.23 Grade 28—Titanium alloy (3 % aluminum, 2.5 % vanadium) plus 0.08 % to 0.14 % ruthenium,

1.1.24 Grade 29—Titanium alloy (6 % aluminum, 4 % vanadium with extra low interstitial elements (ELI)) plus 0.08 % to 0.14 % ruthenium,

1.1.25 Grade 33—Titanium alloy (0.4% nickel, 0.015% palladium, 0.025% ruthenium, 0.15% chromium), and

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

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

1.2 The values stated in inch-pund units are to be regarded as the standard. The values given in parentheses are for information only.

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 Atomic Emission Plasma Spectrometry

E2626 Guide for Spectrometric Analysis of Reactive and Refractory Metals

AWS Standard

ICS Code

ICS Number Code 77.150.50 (Titanium products)

DOI: 10.1520/B0863-02

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Citing ASTM Standards

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