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C40 Carbon Steel Round Bar
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C40 Carbon Steel Round Bar

1. Competitive price and quality from our own factory
2. Approved by ISO9001, CE, SGS every year
3. Best service with 24 hour's reply
4. Flexible payment with T/T,L/C
5. Smooth production ability(50000tons/month)
6. Quick delivery and standard exporting package
  • As customers' demands

  • Hongguan

C40 Carbon Steel Round Bar Manufacturer & Supplier

We are a leading manufacturer and supplier of C40 Carbon Steel Round Bar, which is manufactured using high quality raw material and advanced technology. Our offered range of C40 Carbon Steel Round Bar includes low carbon steel round bar, alloy steel round bar, bearing steel round bar, free cutting steel round bar and carbon steel round bar. These products are tested on various parameters to ensure their flawlessness. Our valuable clients can get these C40 Carbon Steel Round Bar products at market leading prices. We are an ISO 9001:2008 registered company and have been recognized as one of the world's leading stockists and manufacturers of quality metals for more than 20 years with our commitment to quick response, unmatched quality, competitive prices, reliable delivery and exhaustive inventory.

C40 Carbon Steel Round Bar Description

Product Name
C40 Carbon Steel Bar/Rod
Carbon structure steel Q195, Q215, Q235, Q275
Low alloy high strength structure steel Q295, Q345, Q390, Q420, Q460
Prime Carbon structure steel 10#, 20#, 35#, 45#, 60#, 20Mn, 65Mn, B2, B3, JM20, SH45,S45C, C45 1015 1020 1025 1030 1035 1045 1050
Outer diameter 0.8mm-500mm
Technology hot rolled/cold rolled/cold drawn/forged
Length 1-12m/customized
Other sections Angle bar/Square bar/Flat bar/Flat bar
Standard GB/T799,ASTM A29,A108,A321,A575,BS970,DIN1652,JIS G4051
Surface Black painted,galvanized
Advantages High strength, good weldability, good machining performance, good corrosion resistance
Shipment time 7-15 days subject to the clients' requirement and quantity

Main materials we can supply

USA Japan Germany U.K.
France Italy Spain Sweden China
A570.36 STKM 12A 1.0038 RSt.37‐2 4360 E 24‐2 1311 15


40 C

1015 1.0401 C15 080M15 CC12 C15, C16 F.111 1350 15
1020 1.0402 C22 050A20 2C CC20 C20, C21 F.112 1450 20
1213 SUM22 1.0715 9SMn28 230M07 1A S250 CF9SMn28 F.2111 1912 Y15

12L13 SUM22L 1.0718 9SMnPb28 S250Pb CF9SMnPb28 11SMnPb28 1914
1.0722 10SPb20 10PbF2 CF10Pb20 10SPb20
1215 1.0736 9SMn36 240M07 1B S300 CF9SMn36 12SMn35 Y13
12L14 1.0737 9SMnPb36 S300PB CF9SMnPb36 12SMnP35 1926
1015 S15C 1.1141 Ck15 080M15 32C XC12 C16 C15K 1370 15
1025 S25C 1.1158 Ck25 25
A572‐60 1.89 StE380 4360 55 FeE390KG 2145


1035 1.0501 C35 060A35 CC35 C35 F.113 1550 35
1045 1.0503 C45 080M46 CC45 C45 F.114 1650 45
1140 1.0726 35S20 212M36 8M 35MF4 F210G 1957
1039 1.1157 40Mn4 150M36 15 35M5 40Mn
1335 SMn438(H) 1.1167 36Mn5 40M5 36Mn5 2120 35Mn2
1330 SCMn1 1.117 28Mn6 150M28 14A 20M5 C28Mn 30Mn
1035 S35C 1.1183 Cf35 060A35 XC38TS C36 1572 35Mn
1045 S45C 1.1191 Ck45 080M46 XC42 C45 C45K 1672 Ck45
1050 S50C 1.1213 Cf53 060A52 XC48TS C53 1674 50
1055 1.0535 C55 070M55 9 C55 1655 55
1060 1.0601 C60 080A62 43D CC55 C60 60
1055 S55C 1.1203 Ck55 070M55 XC55 C50 C55K 55
1060 S58C 1.1221 Ck60 080A62 43D XC60 C60 1678 60Mn
1095 1.1274 Ck101 060A96 XC100 F.5117 1870
W1 SK3 1.1545 C105W1 BW1A Y105 C36KU F.5118 1880
W210 SUP4 1.1545 C105W1 BW2 Y120 C120KU F.515 2900

C40 Carbon Steel Round Bars Chemical Composition

Grade Chemical composition %:
C Si Mn S P Cr Ni Cu
C40 0.17-0.24 0.17-0.37 0.7-1.00 ≤0.035 ≤0.035 ≤0.25 ≤0.25 ≤0.25

C40 Carbon Steel Round Bars Mechanical Properties

Grade Tensile Strength  (Mpa) Yield Strength  (Mpa) Elongation in  100-150 mm(%) Reduction in  Area Hardness
C40 ≥380 ≥210 ≥25 ≥50 ≤111HB

Carbon Steel Round Bars Products Show

Carbon Steel Round Rod


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  • The following are some of our services.

  • Free samples

  • Factory direct sales, low price

  • Rich market forecast advice

  • Timely response

  • Advanced production line with solid production capacity.

  • Professional order system, complete operation.

  • Support third-party testing

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Tell: 0086-13812027444
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