Cryo-Shield Ni9

Cryo-Shield Ni9 is a gas‑shielded flux‑cored wire designed for welding 9% nickel steel in all positions using 100% CO₂ shielding gas. It offers excellent crack resistance and reduced porosity in the weld bead.

Key Features

• Gas‑shielded FCAW/MCAW suitable for all welding positions
• Uses 100% CO₂ shielding gas
• Nickel‑based weld metal with high crack resistance
• Low sensitivity to surface porosity

Specifications

• Approvals: ABS, BV (equivalent to N90), CCS (9Ni), DNV‑GL, KR (L 91SG(C)), LR (9Ni)
• Welding Current: DC+
• Alloy Type: Ni Cr Mo
• Shielding Gas: C1 (EN ISO 14175)
• Tensile Yield Strength: 440 MPa (As Welded)
• Tensile Strength: 730 MPa (As Welded)
• Elongation: 44 % (As Welded)
• Charpy Impact: 65 J at –196 °C (As Welded)
• Typical Weld Metal Composition (Ni % 58.5, Cr % 19.0, Mo % 8.15, etc.)
• Deposition Data (1.2 mm): 130‑220 A, 24‑29 V, 5.8‑14.4 m/min, 1.9‑4.6 kg/h

Applications

• Welding of 9% nickel steel structures
• High‑strength, low‑temperature service components
• Projects requiring excellent crack resistance and weld quality