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GB/T 21931.2-2025 Active
GB/T 21931.2-2025 Ferronickels—Determination of sulfur content—Infrared absorption method after induction furnace combustion
Abstract
This document specifies the determination of sulfur content in nickel-iron alloys by combustion infrared absorption method.
This document is applicable to the determination of sulfur content in nickel-iron alloys, with a measurement range (mass fraction) of 0.002% to 0.26%.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 21931.2-2025 |
| CCS | Analysis methods for steel and iron alloys |
| ICS | Iron alloy |
| Implement Date | 2026-01-01 |
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