E470 20MnV6 Steel Pipe for Hydraulic Cylinders Process Method: Hot Rolled, Cold Drawn, Cold Rolled, Honed, SRB. Delivery Condition: Hot Finished(+AR), Normolized(+N), Quenched and tempered(Q+T), etc. Dimensions and Tolerances: Outer diameter: 21 to 720 mm, wall thickness: 2 to 200 mm, length: Not more than 12 m. Related Specifications: Steel Standard Steel Name Steel Number EN 10294-1 / EN 10297 20MnV6 / E470 1.0536

1. Shanghai Unite Steel Trading Co., Ltd.
Skype: samsonhuang22 Email: samsonhuang@shunitesteel.com
Call: 86-021-15121067826 Tel: 86-21-35316960 Fax: 86-21-35316961
Add: Room 1109, Loft Office, Green Land International Plaza,
No. 275-8 Guoding East Road, Shanghai 200433, P.R. China
E470 / 20MnV6 Steel Pipe for Hydraulic Cylinders
Process Method:
Hot Rolled, Cold Drawn, Cold Rolled, Honed, SRB.
Delivery Condition:
Hot Finished(+AR), Normolized(+N), Quenched and tempered(Q+T), etc.
Dimensions and Tolerances:
Outer diameter: 21 to 720 mm, wall thickness: 2 to 200 mm, length: Not more than 12 m.
Related Specifications:
Steel Standard Steel Name Steel Number
EN 10294-1 / EN 10297 20MnV6 /E470 1.0536
Chemical Composition (wt %)
Carbon Silicon Manganese Vanadium Phosphorus Sulphur Aluminium Niobium Titanium
0.16/0.22 0.10/0.50 1.30 / 1.70 0.08 / 0.15 ≤ 0.030 ≤ 0.035 ≤ 0.010 ≤ 0.070 ≤ 0.020
20MnV6 Machinability:
Excellent machinability with high cutting speeds or improved tool life
Heat Treatment:
Will through harden with a moderate increase in strength and will also carburise, carbonitride or
nitride.
Mechanical Properties - (Minimum at room temperature)
Steel Name Wall Thickness Rp 0.2 (MPa) Rm (MPa) A %
20MnV6 / E470 ≤ 16mm 470 650 17
20MnV6 / E470 >16mm ≤ 40mm 430 600 17
Typical (minimum) mechanical properties – Quenched and tempered
Steel Name WT
Yield
Strength MPa
Tensile
Strength MPa
Elong % Charpy J Hardness HB
20MnV6 / E470 ≤ 16 590 700 16 40 205
20MnV6 / E470 ≤ 25 540 570 16 40 160
20MnV6 / E470 ≤ 50 480 570 16 - 160
20MnV6/E470 Welding:
Excellent weldability hot rolled or cold drawn but avoid when through hardened or surface
hardened. Welding details for guidance only

2. Shanghai Unite Steel Trading Co., Ltd.
Skype: samsonhuang22 Email: samsonhuang@shunitesteel.com
Call: 86-021-15121067826 Tel: 86-21-35316960 Fax: 86-21-35316961
Add: Room 1109, Loft Office, Green Land International Plaza,
No. 275-8 Guoding East Road, Shanghai 200433, P.R. China
Heat Treatment:
Normalising: Heat to 880°C Cool in still air
Stress Relieving: Heat to 600 – 620°C Cool
in still air
Hardening: Heat to 880°C Quench in oil or
water
Tempering: Heat to 500 – 600°C (or as
required) Cool in still air.
Contact Us:
Shanghai Unite Steel
Phone: 86-15121067826
Skype: samsonhuang22
Email: samsonhuang@shunitesteel.com
Tel: 86-21-35316960 Fax: 86-21-35316961
Add: Room 1109, No. 275-8 Guoding East
Road, Shanghai 200433, China
Web: www.shunitesteel.com