AISI-9840 | Made in Taiwan Steel Round Bars & Steel Tubes Manufacturer | JFS Steel

AISI-9840 | Precision steel bar, steel plate, steel tube and professional steel-related services supplier | JFS Steel

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AISI-9840 | Made in Taiwan Steel Round Bars & Steel Tubes Manufacturer | JFS Steel

Located in Taiwan since 2006, Ju Feng Special Steel Co., Ltd. has been a metal bars and steel tubes manufacturer. Their main steel products, include steel bars, steel plates and steel tubes, as well as CNC steel cutting, drilling, machining and heat treatment services.

Ju Feng Special Steel Co., Ltd. (JFS) was originally founded as a construction company 47 years ago, and since 2006 JFS has successfully expanded into the Special Steel Industry, becoming the leading supplier in Taiwan of various kinds of special steel bars, steel plates, and steel tubes as wholesaler or retailer. In recent years, Ju Feng can provide not only material cutting services but also CNC machining services (a complete machining process from raw material to semi-finished or finished product) for our customers around the world. With more than 47 years successfully expanded into the Special Steel Industry which a leading supplier of special steel material in Taiwan.

JFS Steel has been offering customers stainless steel bars and tubes, and precision steel machining services since 2006, both with advanced technology and 47 years of experience, JFS Steel ensures each customer's demands are met.

AISI-9840

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C(%)Si(%)Mn(%)P(%)S(%)Ni(%)Cr(%)Mo(%)
C(%)(%) 0.38-0.43 Si(%)(%) 0.20-0.35 Mn(%)(%) 0.7-0.9 P(%)(%) ≦0.04 S(%)(%) ≦0.04 Ni(%)(%) 0.85-1.15 Cr(%)(%) 0.7-0.9 Mo(%)(%) 0.2-0.3

Applications

  • Nickel Chromium Molybdenum Steels for Machine Structural use

Country Code

  • AISI

Standard

  • -

Steel Type

  • 9840

Relate Steel Type

InquirySteel TypeStandardCountry CodeMore
SNCM439
 3271 CNS More
40CrNiMoA
 3077 GB More
45CrNiMoVA
 3077 GB More
SNCM439
 G4103 JIS More
4340
 - AISI More
9840
 - AISI More
What We Supply
  • SNCM439 - Ju Feng provides SNCM439, GB 40CrNiMoA, 45CrNiMoVA, JIS SNCM439, and ASTM 4340, 9840.
    SNCM439
    Alloy Steel

    Equivalent Grades: GB 40CrNiMoA, 45CrNiMoVA, JIS SNCM439, and ASTM 4340, 9840. SNCM439 is a kind of refining steel and has the properties of high hardness and toughness. It is often used for the manufacture of screws, gears, shafts, nuts, pistons, the automobile parts required high toughness and so on.

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