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4140 / 42CrMo4 / SCM440 Cold Drawn Bar , Cold Finished Steel Bar Profile

    Buy cheap 4140 / 42CrMo4 / SCM440 Cold Drawn Bar , Cold Finished Steel Bar Profile from wholesalers
     
    Buy cheap 4140 / 42CrMo4 / SCM440 Cold Drawn Bar , Cold Finished Steel Bar Profile from wholesalers
    • Buy cheap 4140 / 42CrMo4 / SCM440 Cold Drawn Bar , Cold Finished Steel Bar Profile from wholesalers
    • Buy cheap 4140 / 42CrMo4 / SCM440 Cold Drawn Bar , Cold Finished Steel Bar Profile from wholesalers

    4140 / 42CrMo4 / SCM440 Cold Drawn Bar , Cold Finished Steel Bar Profile

    Ask Lasest Price
    Brand Name : UST
    Model Number : Shape, Round, Square, Hex, Flat and Irregular
    Certification : ISO 9001
    Price : USD 660- 1100/ton
    Supply Ability : 1500 ton/month
    Delivery Time : Within 5-35 days
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    4140 / 42CrMo4 / SCM440 Cold Drawn Bar , Cold Finished Steel Bar Profile


    4140 / 42CrMo4 / SCM440 Cold Drawn Bar , Cold Finished Steel Bar Profile


    Application

    Cold Drawn steel round bar are widely used in machinery making, autombile making, railway, mine machinery, petoleum machinry, agricultural machinery and civil archtectue such as all kinds of shafts, screws, connecting rods, hardware tools, gears, standard parts, spanners fasteners, structural parts for automobile and agricultural machinery, outer and iner sleeves, rollers and balls for bearing making.

    Related specification:

    Australia AS 1444-2007 4140

    AMS 6378, AMS 6379 , AMS 6381B , AMS 6382 , AMS 6382G , AMS 6390 , AMS 6390A , AMS 6395

    Germany DIN 17212 W.Nr. 1.7223 Type 41CrMo4

    DIN 17200 1654 W.Nr 1.7225 Type 42CrMo4

    DIN 17200 W.Nr 1.7227 Type CrMoS4

    EN10083 11991 1.7225 42CrMo4

    Great Britain BS970 1955 EN19A

    BS970 Part 3:1991708M40 or 709M40 or 708 A 42

    Sweden: SS 2244

    France AFNOR 40 CD 4 , AFNOR 42 CD 4

    Italy: UNI 38 CrMo 4 KB , UNI 40 CrMo 4 , UNI G 40 CrMo 4

    USA ASTM A29A29M91 4140

    ASTM A322 4140

    SAE 4140, SAE J404 , SAE J412 , SAE J770 , UNS G41400

    JIS G 4105 SCM440


    Chemical composition:

    GradeCMnSiCrMoSP
    SAE41400.38-0.430.75-1.00.15-0.350.8-1.10.15-0.25≤0.040≤0.035
    42CrMo40.38-0.450.6-0.9≤0.40.9-1.20.15-0.25≤0.035≤0.035

    Do you have these Difficulties?

    Difficultiesa material that is difficult to shape or form
    not to invest capital to replace worn out machines, retool machines or add capacity
    using equipment infrequently and can't justify the expense
    benefit from the reduced machining associated with near net shapes
    buying from machine shops and find the cost expensive
    lack the skilled labor to produce precision, high-quality parts or who can't find skilled craftsmen

    If yes,please use Precision Cold Drawn Products.


    Tolerance and roughness

    SizeStandard Tolerance(inches)Special Tolerance(inches)Min.Corner Radii(inches)Max.Surf.Roughness
    0.125-0.43750.002''0.001''0.015''63Ra
    0.4375-0.750.003''0.0015''0.03''90Ra
    0.75-1.50.003''0.0015''0.03''125Ra
    1.5-2.50.004''0.002''0.03''125Ra
    2.5-3.00.005''0.0025''0.03''125Ra
    3.0-4.00.006''0.003''0.03''125Ra

    Certificate of Quality: issued in English, in addition the normal terms, production process, the mechanical property yield strength, tensile strength, elongation and hardness, forged ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the Certificate of Quality.


    Packing: Plastic reel shaft, and bound, iron wire frame, the paper barrel etc


    Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.

    Product Tags:

    old finished steel bar

      

    flat steel bar

      
    Quality 4140 / 42CrMo4 / SCM440 Cold Drawn Bar , Cold Finished Steel Bar Profile for sale
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