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Ti1 | 3.7025 Material Datasheet

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Material Description

Material Number Material Number (single) Standard Range of Application Standard Status Country Predecessor Successor Application temperature [°C]
3.7025 (VdTÜV WB 230-2 : 2007-09) 3.7025 VdTÜV WB 230-2 : 2007-09 VdTÜV WB 230-2 : 2007-09 replaced by VdTÜV WB 230 : 2013-12 Replaced Germany Ti1 Ti1 -10 - 250 1)
1) Remark: Valid for seamless circular tube titanium - low alloyed and unalloyed Ti1 (soft annealed) with the material number 3.7025 VdTÜV-Wbl 230-1 : 2011-03 (sheet and strip) VdTÜV-Wbl 230-3 : 2001-09 (rods, wire and forgings) Application range -10 to 250°C: - for pressure vessels according to TRB 100 and AD-data sheet W0 - for pressure equipment according to 97/23/EG - nuclear application as far as nuclear rules and material-related specifications allow the application underlying norms: DIN 17850, DIN 17851, DIN 17860, DIN 17869 according to DIN 17850 : - high resistance to general corrosion, especially to crevice and stress cracking corrosion - resistant to pitting to a large extent and has a low specific weight - especially resistant to oxidizing mediums as well as to sea water and sea air - resistance to nitric acid, chromic acid, sulphurous acid, alkali-lyes, ammonia, aqueous chlorides, moist chlorine gas, acetic acid, liquid hydrogen - limited resistance to sulphuric, hydrochloric, phosphoric, oxalic acid and formic acid - not resistant to fluorine, dry chlorine gas and red fuming nitric acid Fields of application: - aircraft construction, chemical industry, petrochemistry, textile, man-made fibre and paper industry, food industry, pump and armature construction - sea water desalination plants and highly stressed components for the automobile sport - Applicable for operating temperatures of up to 300°C Processing properties: Formability: good (especially well cold-formable) Weldability: good (TIG, MIG, plasma, electron beam and resistance welding)

Chemical Composition

C [%] Fe [%] H [%] N [%] O [%]
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Mechanical Properties

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Yield Strength (1.0% offset) [MPa]
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Welding and Joining

Procedure Welding and Joining - Evaluation Added Materials Information
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Heat Treatment

Heat Treatment Temperature [°C] Holding Time [h] Medium
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Cross Reference

Material Name Country Standard
T-35 France AIR 9182
TA1 Great Britain BS TA1
Grade 1 USA ASTM B 265
Grade 1 USA ASTM B 337
Grade 1 USA ASTM B 338
Grade 1 USA ASTM B 348
Grade 1 USA ASTM B 363
Grade 1 USA ASTM B 381

Material Compliance

REACh RoHS
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Linear-elastic

Temperature [°C] Young's modulus [GPa] Bulk modulus [GPa] Shear modulus [GPa] Poisson's ratio
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Designation

Designation Material number Source
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