Non-Metal Material Supply / Shanghai W&T International Trading Co., Ltd

Stainless Steels

Stainless Steels – Durable, Corrosion-Resistant, and Versatile Key Material Advantages Excellent Corrosion Resistance: Resists rust and chemical attack in various environments including marine, acidic, and high-humidity conditions High Mechanical Strength: Maintains toughness and fatigue resistance across a wide range of temperatures Hygienic and Easy to Clean: Non-reactive with food, pharmaceuticals, and chemicals, ideal for sanitary and medical applications Good Formability and Weldability: Suitable for stamping, bending, machining, and welding, maintaining consistent surface quality Aesthetic Appeal: Offers a clean, modern appearance with various finishes (mirror, brushed, matte) Common Grades Austenitic Stainless Steels: 304 (S30400), 316 (S31600), 321 – Most widely used, combining outstanding corrosion resistance and excellent formability. Ferritic Stainless Steels: 430, 409 – Cost-effective with good resistance to oxidation and stress corrosion cracking. Martensitic Stainless Steels: 410, 420 – High hardness, strength, and wear resistance for industrial and tooling applications. Duplex Stainless Steels: 2205, S31803 – Superior pitting resistance and high strength for harsh chemical and marine environments. Precipitation-Hardening (PH) Grades: 17-4PH (S17400), 15-5PH – Heat-treatable stainless steels with high strength and excellent corrosion resistance. Product Forms Available Bars, Plates, Pipes, Strips Forgings: Rings, shafts, discs, customized shapes Custom Machined Parts: According to drawings and specifications Heat Treatment & Surface Finishing: Anodizing, sandblasting, precision polishing, coating, and other treatments Applications Construction & Architecture: Structural components, facades, handrails, fittings Food & Pharmaceutical Equipment: Tanks, pipelines, sanitary equipment Energy & Chemical Industry: Heat exchangers, pressure vessels, valves, pipelines Automotive & Transportation: Exhaust systems, chassis, engine parts Medical Equipment: Surgical instruments, implants, medical devices Why Choose Us Support for both small-batch customization and bulk supply Full-process services including forging, machining, and heat treatment Drawing-based production with support for third-party inspection and certification Fast export handling with full support for international logistics and customs clearance Contact us for tailored solutions and competitive offers！

Superalloys – Heat Resistant High Strength Materials for Extreme Environments Key Material Advantages Excellent High-Temperature Strength: Retains mechanical integrity and creep resistance at temperatures exceeding 700°C, ideal for turbine, aerospace, and power generation components. Outstanding Oxidation and Corrosion Resistance: Forms stable protective oxide layers in extreme thermal, chemical, and marine environments, ensuring long-term performance. Long Service Life: Engineered for thermal fatigue resistance and structural stability during prolonged high-temperature exposure. Superior Structural Reliability: Minimal deformation or degradation under cyclical, high-stress, or high-pressure operating conditions. Process Adaptability: Compatible with casting, forging, welding, and complex precision machining, enabling reliable manufacturing of critical components. Common Alloy Series Nickel-Based Superalloys / High Temperature Alloys: Inconel 625, Inconel 718 – High-temperature, corrosion-resistant alloys for aerospace and energy industries Hastelloy C-22 – Excellent chemical resistance for industrial and marine applications Waspaloy – High-strength alloy for extreme temperature components Iron-Nickel-Based High Temperature Alloys: Incoloy 800, Incoloy 825 – Resistant to oxidation and chemical attack in industrial processes Cobalt-Based Superalloys / High Temperature Alloys: Haynes 188, Stellite 6 – High wear resistance, temperature strength, and chemical stability Product Forms Available Bars, Plates, Pipes, Strips Forgings: Rings, shafts, discs, customized shapes Custom Machined Parts: According to drawings and specifications Heat Treatment & Surface Finishing: Anodizing, sandblasting, precision polishing, coating, and other treatments Applications Aerospace & Aviation: Turbine blades, engine components, structural assemblies Power Generation: Gas turbines, steam turbines, heat exchangers Chemical Processing: Acid-resistant vessels, pumps, heat-resistant fasteners Marine Engineering: High-temperature valves, propulsion components Metal Processing: Furnace parts, crucibles, high-temp tooling fixtures Why Choose Us Support for both small-batch customization and bulk supply Full-process services including forging, machining, and heat treatment Drawing-based production with support for third-party inspection and certification Fast export handling with full support for international logistics and customs clearance Contact us for tailored solutions and competitive offers！

1J22Nb Soft Magnetic Alloy

1J22Nb is a soft magnetic alloy with extremely high mechanical strength and high saturation magnetic induction. Compared with standard 1J22 strips, 1J22Nb sacrifices part of magnetic performance but significantly improves mechanical strength, making it ideal for ultra-high-speed motor rotors. Its overall performance surpasses Hiperco 50HS, achieving an excellent balance between strength and magnetic properties. Key Properties and Advantages Extremely high mechanical strength High saturation magnetic induction (up to 2.35T) Excellent resistance to cracking during machining Suitable for high-speed rotating and precision motor components Typical Applications Ultra-high-speed motor rotors Aerospace and new energy vehicle drive systems Magnetic couplings and high-performance electromechanical devices Mechanical Properties Tensile strength Rm ≥ 1350MPa Yield strength Rel0.2 ≥ 650MPa Elongation A ≥ 15% Supply Form Specification: strip Condition: cold-rolled, annealed Customization: available upon request Standards: specifications available according to Russian, American, British, French, and Japanese standards

Pultruded Insulation Series

Product Types & Customization Range Insulation Rods Diameter range: 6mm-200mm Customizable length End-face machining, cutting, and drilling available Applications: Motor bearing supports, precision insulation columns, mechanical support components Insulation Tubes Inner diameter, outer diameter, and wall thickness customizable Available in molded or pultruded forms Applications: High-voltage insulation sleeves, wire protection tubes, equipment shielding pipes Product Advantages High Mechanical Strength: Outstanding tensile, compressive, and flexural performance Superior Electrical Insulation: Excellent arc resistance, leakage resistance, and stable dielectric properties High Dimensional Accuracy: Pultrusion process ensures uniform diameter and length Heat & Corrosion Resistance: Long-term operating temperature up to 155℃; resistant to moisture and mild acids/alkalis Flexible Customization: Custom diameters, lengths, and wall thicknesses available Application Fields Motors & Transformers: Insulation supports, bushings, end-cap insulation columns Switchgear & Power Distribution Equipment: High-voltage insulation sleeves, wire protection tubes Machinery & Industrial Equipment: Insulation shafts, precision insulating structural parts Rail Transit & Energy: Electrical insulation components, wind power equipment insulation supports

1J27 Soft Magnetic Alloy

1J27 is a Fe-Co-Cr soft magnetic alloy featuring exceptional ductility and toughness, ranking among the most formable materials in the family of high-saturation magnetic induction and high-Curie-temperature Fe-Co based soft magnetic alloys. Its saturation magnetic induction is nearly equivalent to that of 1J22, while offering significantly better mechanical strength and toughness, thus avoiding the brittleness and cracking tendency often seen in 1J22. 1J27 is ideal for applications that demand a combination of high magnetic saturation, excellent ductility, and superior toughness. Key Properties & Advantages High saturation magnetic induction (comparable to 1J22) High curie temperature, suitable for high-temperature magnetic environments Excellent ductility and impact resistance for demanding applications Low magnetic loss and stable magnetic performance Good processability, suitable for both cold and hot forming Typical Applications Cores and rotors for high-speed electric motors Generators and electromagnetic actuators Aerospace and aviation magnetic systems Precision magnetic components requiring both high saturation and toughness Mechanical Properties (Strip Example) Tensile strength Rm ≤ 570MPa Yield strength Rel0.2 ≤ 400MPa Elongation A ≥ 18% Vickers Hardness ≤ 180HV Supply Forms Specification: strip, sheet, and bar Condition: cold-rolled, annealed Customization: available upon request Standards: specifications available according to Russian, American, British, French, and Japanese standards

3841 Epoxy Glass Fiber Series

Product Forms and Customization 3841 Epoxy Glass Cloth Laminated Sheets Thickness range: 0.3mm-100mm Standard size: 1020×1220mm, customizable width, length, and thickness Secondary processing: Cutting, slotting, drilling Applications: Motor insulation components, mechanical structural parts, mold base plates 3841 Epoxy Fiberglass Rods Standard diameters: 6mm-200mm Customizable lengths Precision machining for end faces and diameters available Applications: Insulation supports, fasteners, electrical shafts 3841 Epoxy Fiberglass Tubes Customizable inner/outer diameters, wall thickness, and length Supports winding or molding processes Applications: Insulation sleeves, mechanical structural components, protective covers for electrical equipment Key Material Advantages High Mechanical Strength: Excellent tensile, compressive, and bending resistance Superior Electrical Insulation: Arc-resistant, leakage-resistant, stable dielectric properties Heat Resistance: Continuous working temperature up to 155℃ Moisture and Chemical Resistance: Suitable for humid and mildly corrosive environments Flexible Customization: Supports extended, widened, or thickened sizes and multiple machining processes Applications Electrical Insulation: Motors, transformers, switchgear, and other insulation components Mechanical Structures: High-strength support components, mold base plates, insulated connectors Industrial & Energy: Rail transportation, power equipment, wind power devices Electronics Industry: PCB substrates, insulation partitions