OK Tigrod 13.16

OK Tigrod 13.16 is a copper‑coated, low‑alloyed chromium‑molybdenum TIG rod designed for GTAW of creep‑resistant steels such as SA‑387 Grade 11 and A 335 Grade P11. It offers high purity with a Bruscato factor X<10.

Key Features

• Copper coating for excellent arc stability
• Low‑alloy (1.3% Cr, 0.5% Mo) for improved mechanical properties
• High purity wire with Bruscato factor X<10
• Certified to EN ISO 21952 and AWS A5.28 standards

Specifications

• Classifications: EN ISO 21952‑A : Z CrMo1Si, EN ISO 21952‑B : W 55 1CM, SFA/AWS A5.28 : ER80S‑B2
• Approvals: CE (EN 13479), UKCA (EN 13479)
• Alloy Type: Low alloyed steel (1.3% Cr, 0.5% Mo)
• Shielding Gas: I1 (EN ISO 14175)
• Tensile Properties (PWHT 1 h @ 620 °C): Yield 640 MPa, Tensile 730 MPa, Elongation 24 %
• Typical Weld Metal Analysis (%): C 0.08, Mn 0.5, Si 0.5, S 0.01, P 0.010, Cr 1.3, Mo 0.5, Cu 0.15
• Typical Wire Composition (%): C 0.09, Mn 0.53, Si 0.56, S 0.002, P 0.004, Ni 0.022, Cr 1.40, Mo 0.53, Cu 0.06

Applications

• GTAW of creep‑resistant boiler and pressure vessel steels
• High‑temperature service components
• Welding of low‑alloy steels requiring superior mechanical strength