Precision Alloy

4J36 Invar alloy tubes offer near-zero thermal expansion (1.1×10⁻⁶/°C at 20-50°C) for precision instruments, clocks, and leveling rods. Excellent corrosion resistance, weldable via argon arc. Custom sizes available. Density 8.1 g/cm³, Curie point 230°C.

Invar 36 alloy tubes offer exceptional dimensional stability with a low thermal expansion coefficient of 1.1-1.6 ppm/°C. Ideal for precision instruments, leveling rods, and green building applications. Bright surface finish, customizable sizes, and reliable performance.

FeNi36 Invar 36 precision tube with 20mm OD and bright surface. Offers ultra-low thermal expansion for dimensional stability in precision instruments, clocks, and leveling rods. Supports argon arc welding and custom sizes.

High purity Pt90Ir10 capillary tube with excellent corrosion resistance and biocompatibility. Ideal for medical catheters and sensors. Custom OD from 0.3mm to 20mm. Stable in harsh environments, high melting point, and reliable performance.

High-purity PtIr alloy tube in PT90IR10, OD 0.15-5.0mm, WT 0.01-2mm. Medical grade, durable, and corrosion-resistant. Custom sizes and alloy ratios available. Ideal for precision medical and industrial applications.

Pt90Ir10 alloy tube with 0.2mm min diameter and bright annealed surface. High strength, biocompatibility, and corrosion resistance for medical catheters and sensors. Custom sizes available with micron-level precision.

High-strength PtIr10 alloy tube with 0.015-0.2mm wall thickness. Excellent corrosion resistance, high melting point, and biocompatible for medical implants and X-ray markers. Supports non-standard custom sizes.

Kovar 4J29 alloy tube offers reliable glass-to-metal sealing with a low expansion coefficient of 5 ppm/°C. Ideal for hermetic seals in vacuum tubes, transistors, and diodes. Custom sizes available. ASTM F15 certified.

Kovar alloy tube with precise 5mm x 1mm and 6mm x 1.5mm dimensions for reliable glass-to-metal sealing. Offers matched thermal expansion, strong oxide bonding, and high tensile strength. Ideal for vacuum tubes, relays, and electronic components. Custom sizes available.

Kovar alloy tube with controlled expansion matching borosilicate glass and ceramics. Ideal for hermetic seals in power tubes, transistors, and IC packages. Vacuum melted, 29% nickel, 17% cobalt. Custom sizes available.

Kovar alloy tube with 0.3mm min OD and bright surface for hermetic glass sealing. Matches Pyrex expansion coefficient 5 ppm/°C. Ideal for power tubes, diodes, and IC packages. Custom sizes available.

High permeability 1J80 soft magnetic alloy wire, 0.1-10mm diameter. Ideal for magnetic amplifiers and wireless charging. Features low carbon content, precise Ni-Fe composition, and vacuum annealing for superior magnetic performance. Custom sizes available.

High permeability FeNi80Mo5 1J85 foil for energy conversion and information processing. Low core loss, high magnetic induction, and thin 0.02mm design reduce eddy currents. Ideal for transformers, relays, and magnetic shielding. Custom sizes available.

1J80 (FeNi80) precision alloy strip offers high magnetic permeability, low core loss, and low coercive force. Ideal for transformers, relays, and magnetic shielding. Custom thickness 0.1-10mm. Suitable for high-frequency applications with optional insulating coating.

1J50 50Ni-Fe soft magnetic alloy strip offers 1.5T saturation induction and rectangular hysteresis loop. Ideal for magnetic amplifiers, chokes, and rectifiers. Available in cold-rolled strips and custom sizes with high permeability and low coercivity.

Ni46 soft magnetic alloy wire offers high permeability and low coercive force for energy conversion and information processing. Ideal for yoke iron, relays, small power transformers, and magnetic shielding. Custom sizes available.

Precision Alloy 52 capillary tubes for glass-to-metal sealing. OD range 0.3-8.0mm with bright surface. Available in soft, hard, or middle condition. Offers matched expansion coefficient, high Curie point 520°C, and excellent deep-drawing properties. Custom sizes and heat treatment options available.

FeNi52 precision alloy tube offers low thermal expansion (CTE 10.2×10⁻⁶/°C) and excellent corrosion resistance. Ideal for glass-to-metal sealing, electronics, and aerospace. Available in custom sizes with tight tolerances for high-performance applications.

Alloy 52 tube with 52% nickel and 48% iron, designed for glass-to-metal sealing. Features stable thermal expansion up to 565°C, good ductility, and weldability. Available in capillary and pipe forms. Custom sizes and bright annealed condition offered.

TK41152 Feni52 alloy tube offers precise thermal expansion matching for glass and ceramic sealing. With OD range 0.5-8.0mm, it ensures reliable hermetic seals. Excellent weldability and customizable options available for demanding electric vacuum applications.