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Welding Consumables >> Titanium Based Welding Consumables >> ERTi-7
 

Description
ERTi-7, Commercially Pure Titanium with good balance of strength, formability and weldability. It can equivalent to: Oxford Alloy Ti-7.

Applications
Titanium grade 7 has outstanding corrosion resistance and useful strength at low density. A small addition of palladium has been made to this alloy for a substantial increase in corrosion resistance. Typical application include reactor autoclaves, piping and fittings, valves, heat exchangers and condensers

Product Details
Chemical composition

Grade Chemical composition(%)
ERTi-7 C O H N Fe Ti
¡Ü0.03 0.08~0.16 ¡Ü0.008 ¡Ü0.015 ¡Ü0.12 Bal

Mechanical properties

Tensile Strength Yield Strength Elongation
345 Mpa 275 Mpa 20%

Welding paramaters

Process Diameter Voltage Amperage Gas
TIG .045¡±     (1.2mm) 13-16 80-110 100% Argon
1/16¡±     (1.6mm) 14-18 90-130 100% Argon
3/32¡±     (2.4mm) 15-20 120-175 100% Argon
1/8¡±      (3.2mm) 15-20 150-220 100% Argon
MIG .045¡±     (1.2mm) 28-32 180-220 75% Argon + 25% Helium
1/16¡±     (1.6mm) 29-33 200-250 75% Argon + 25% Helium
SAW 3/32¡±     (2.4mm) 28-30 275-350 Suitable Flux may be used
1/8¡±      (3.2mm) 29-32 350-450 Suitable Flux may be used
5/32¡±     (4.0mm) 30-33 400-550 Suitable Flux may be used
Specifications
AWS/ASME Spec 5.16, AWS Class ERTi-7, UNS R52401.
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