Diameter 2-100 mm Cold Finished Bar 4140 / 42CrMo4 / SCM440 Alloy Steel - Dia: 2-100mm
Diameter 2-100 mm Cold Finished Bar 4140 / 42CrMo4 / SCM440 Alloy Steel For Sale, Most Competitive Price, Fast Delivery, Custom Service, Wholesale Diameter 2-100 mm Cold Finished Bar 4140 / 42CrMo4 / SCM440 Alloy Steel, Made in China, High Quality Products!, China cheap prodocuts, china suppliers Supplier, Manufacturer.
4140,42CrMo4,SCM440 cold drawn bar, cold finished bar, Dia: 2-100mm
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?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.
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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
ASTM A331 4140 cold finish
SAE 4140, SAE J404 , SAE J412 , SAE J770 , UNS G41400
ASTM A331 , ASTM A505 , ASTM A519 , ASTM A547 , ASTM A646 ,
MIL SPEC MILS1 6974 ,
Japan JIS G 4103 SNCM4
JIS G 4105 SCM4
JIS G 4105 SCM440
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Chemical composition:
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Grade | C | Mn | Si | Cr | Mo | S | P |
SAE4140 | 0.38-0.43 | 0.75-1.0 | 0.15-0.35 | 0.8-1.1 | 0.15-0.25 | ≤0.040 | ≤0.035 |
42CrMo4 | 0.38-0.45 | 0.6-0.9 | ≤0.4 | 0.9-1.2 | 0.15-0.25 | ≤0.035 | ≤0.035 |
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Size range:
Dia: 2-100mm
Length Random Length, Fixed Length, etc.
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The tolerance:
Black, Peeled K12, Cold Drawn, Turned & Polished H10, H11, Precision Ground H9, H8
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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.
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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.
SHANGHAI UNITE STEEL TRADING CO., LTD
Address: Room 1109, Loft Office, Green Land International Plaza, No. 275-8 Guoding East Road, Shanghai 200433, P.R. China, Shanghai, Shanghai, China, 200000
Tel: 86-21-35316960
聽We, Shanghai Unite Steel are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales.
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