M42 Cobalt-Bearing High-Speed Steel Coil Stock
M42 is a cobalt-bearing high-speed steel supplied as hot-rolled rods in irregularly wound coils. The cobalt addition enhances red hardness, making it ideal for heavy-duty taps and dies that operate at high temperatures. This product falls under tariff item 7227.10.00 because it is a high-speed steel bar or rod.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | +50.0% | 50% |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the M42 steel is imported as straight bars or rods.
Straight high-speed steel bars are classified under heading 7228.
If the M42 steel is in wire form.
High-speed steel wire falls under heading 7229.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Verify that the M42 grade contains the required elements for high-speed steel classification, including cobalt as an additional alloying element
• Provide a certificate of analysis showing carbon, chromium, molybdenum, tungsten, and vanadium percentages
• Ensure the product is in irregularly wound coils, not straight lengths, to qualify under this item
Related Products under Tariff item 7227.10.00
CPM Rex 76 High-Speed Steel Hot-Rolled Coil
CPM Rex 76 is a powder metallurgy high-speed steel supplied as hot-rolled rods in irregularly wound coils. It contains high vanadium for exceptional wear resistance, making it suitable for milling cutters and other cutting tools. This product falls under tariff item 7227.10.00 because it is a bar or rod of high-speed steel, as defined in Chapter Note 1(c) and Subheading Note 1(d).
M2 High-Speed Steel Coiled Rod
M2 is a common high-speed steel grade supplied as hot-rolled bars and rods in irregularly wound coils. It is widely used for manufacturing cutting tools such as drills and end mills due to its balanced toughness and wear resistance. This product is classified under tariff item 7227.10.00 as it is a bar or rod of high-speed steel.
PM T15 High-Speed Steel Irregular Coil Rod
PM T15 is a powder metallurgy high-speed steel hot-rolled into rods wound in irregular coils. It features elevated tungsten and cobalt levels for high-performance hobs and gear cutters requiring excellent wear resistance. This product is classified under tariff item 7227.10.00 as a bar or rod of high-speed steel.
T1 Tungsten High-Speed Steel Coil Rod
T1 is a tungsten high-speed steel supplied as hot-rolled rods in irregularly wound coils. Its high tungsten content provides red hardness for high-temperature cutting applications. This product falls under tariff item 7227.10.00 because it is a bar or rod of high-speed steel.