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Home > Steel Products > Tool Steel > High Speed Tool Steel Round Bar

High Speed Tool Steel Round Bar



Different countries have different regulations on high speed tool steel round steel. The following are some common national standards

Chinese standard:
GB/T 9943,“High-speed tool steels” is a Chinese national standard for high speed tool steel round bars, which includes chemical composition, mechanical properties, and dimensional tolerances of high speed tool steel round bars.

British Standard:
BS ISO 4957 is a British standard, which is an international standard on high speed tool steel and knife steel, which includes the chemical composition and mechanical properties of different types of high-speed tool steel.

American standard:
ASTM A600 is a standard issued by the American Society for Testing and Materials, which regulates the chemical composition, mechanical properties, and dimensional tolerances of high-speed tool steel.

Japanese standard:
JIS G4403 is a specification for high speed tool steel in Japanese Industrial Standards, including the chemical composition and mechanical properties of high-speed tool steel.

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