Nickel alloy sheet 33

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Product Overview
Alloy 33 (equivalent to Nicrofer 3033, W.Nr. 1.4591, UNS R20033) is a nickel‑chromium‑iron alloy designed for high corrosion resistance in aggressive environments. Available in sheet, plate, round and flat bar and strip. Origin: Zhejiang, China. Brand: Shuaiyi.

Key Applications

• Sulfuric acid equipment
• Oil and gas industry components
• Heat exchangers
• Power generation equipment
• Corrosion‑resistant structural components
• Chemical processing equipment

Technical Specifications

• Alloy grade: Alloy 33
• Material family: Nickel‑Chromium‑Iron alloy
• UNS No.: R20033
• W.Nr.: 1.4591
• Equivalent grade: Nicrofer 3033
• Typical composition ranges: Ni 30–33%, Cr 31–35%, Mo 0.5–2%, N 0.35–0.60%, Cu 0.3–1.2%
• Forms: Round bar, flat bar, sheet, plate, strip
• Processing services: Cutting, bending, welding, machining (custom processing available)
• Mechanical: Elongation ≥ 40%
• Standards: ASTM / ASME / EN / DIN (according to product form)

Chemical Composition (%)

• Fe: Balance
• Ni: 30–33
• Cr: 31–35
• Mo: 0.5–2
• Cu: 0.3–1.2
• N: 0.35–0.60
• Mn: ≤ 2
• Si: ≤ 0.50
• C: ≤ 0.02
• P: ≤ 0.020
• S: ≤ 0.010

Commercial & Delivery

• Place of origin: Zhejiang, China
• Brand: Shuaiyi
• MOQ: 200 kg (flexible)
• Production capacity: up to 50,000 t/month
• Standards compliance: ISO9001, CE, SGS (annual inspections)
• Payment methods: T/T, L/C, telegraphic transfer
• Packaging: Standard seaworthy export package
• Services: OEM/ODM, samples available