AISI 1010 / S10c Carbon Steel Tube – Mechanical Tubing – Seamless Steel Pipe
1020 / S20C Hydraulic Cylinder Tube , High Precision Skiving Pipe – Honed Steel Tubing
27SiMn seamless cold drawn steel tube, with black annealed out surface
4145H Modified Alloy Steel Round Bar, Hot Rolled Steel Bar
QT AISI 8260 Hot Rolled Steel Round Bar Size 10 - 350mm For Automobile
Categories：Steel Bars
Model No.:1020/1045/4140
Dimension: Sections from 4 to 120 mm.
Length: 3000 to 5800mm(optional).
Tolerance (mm): h8 h9 h10 h11 h12.
Straightness: 0-0.80mm/meter.
Surface: Smooth.
Cold Drawn Square Bar
Application
Cold drawn square bar is used in machinery making, automobile making, railway, mine machinery, petroleum machinery, agricultural machinery, such as linear guide rails, keyways, splines and spindles, couplings, standard parts, spanners fasteners, structural parts for automobile and agricultural machinery, outer and iner sleeves, rollers and balls for bearing making, etc.
Steel Grades
ASTM: 1010/1020/1026/1030/1035/1045/4130/4140/4145/52100/6150/8620….
EN: C10E/C35E/C45E/E355/41Cr4/30CrMo4/34CrMo4/42CrMo4/1.7225/16MnCr5/20MnCr5….
DIN: CK30/CK35/CK45/St52/41Cr4/34CrMo4/42CrMo4/1.7225/50Cr4….
JIS: S10C/S20C/S30C/S35C/S45C/SCr420/SCM430/SCM440/SACM645….
GB/T: 10#/20#/30#/35#/45#/Q345B/25Mn/40Cr/27SiMn/30CrMo/35CrMo/42CrMo….
Chemical Composition(%)
Steel Grade C Si Mn P S Cr Mo
1020 0.18-0.23 / 0.30-0.60 0.040 max 0.050 max / /
1035 0.43-0.50 / 0.60-0.90 0.040 max 0.040 max / /
1045 0.43-0.50 / 0.60-0.90 0.040 max 0.040 max / /
ST52 0.22 max 0.55 max 1.60 max 0.035 max 0.040 max / /
4130 0.28-0.33 0.15-0.35 0.40-0.60 0.040 max 0.040 max 0.80-1.10 0.15-0.25
4140 0.38-0.43 0.15-0.35 0.75-1.00 0.040 max 0.040 max 0.80-1.10 0.15-0.25
| Diameter(mm) | h8 | h9 | h10 | h11 | h12 |
| 0 < D ≤ 3 | -0.014,+0 | -0.025,+0 | -0.040,+0 | -0.060,+0 | -0.100,+0 |
| 3 < D ≤ 6 | -0.018,+0 | -0.030,+0 | -0.048,+0 | -0.075,+0 | -0.120,+0 |
| 6 < D ≤ 10 | -0.022,+0 | -0.036,+0 | -0.058,+0 | -0.090,+0 | -0.150,+0 |
| 10 < D ≤ 18 | -0.027,+0 | -0.043,+0 | -0.070,+0 | -0.110,+0 | -0.180,+0 |
| 18 < D ≤ 30 | -0.033,+0 | -0.052,+0 | -0.084,+0 | -0.130,+0 | -0.210,+0 |
| 30 < D ≤ 50 | -0.039,+0 | -0.062,+0 | -0.100,+0 | -0.160,+0 | -0.250,+0 |
| 50 < D ≤ 80 | -0.046,+0 | -0.074,+0 | -0.120,+0 | -0.190,+0 | -0.300,+0 |
| 80 < D ≤ 120 | -0.054,+0 | -0.087,+0 | -0.140,+0 | -0.220,+0 | -0.350,+0 |
Delivery condition
+BK: Cold Finished(Hard), +BKS: Cold Finished and Stress Relieved.
Capacity
2,000 ton per month.
Test
Chemical analysis, Mechnical analysis, Ultrasonic testing, Metallographic, Straightness, Surface quality and dimension report.
Package
Plastic plugs in both ends, Hexagonal bundles of max 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips.
Mill’s Test Certificate
EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.
AISI 1035,Cold Drawn Carbon Hexagonal Bar
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ASTM 1045 Hot Rolled Steel Bar , Carbon Steel Round Bar / Rod 10 - 350mm
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