E470 Seamless Round Alloy Steel Pipe

• After-sales Service: Technical/Sample/Quality
• Type: Seamless
• Technique: Hot-Rolled+Cold-Drawn
• Material: Alloy Steel
• Surface Treatment: as Required
• Usage: for Oil Equipment
• Model NO.: E470
• Section Shape: Round
• Cutting Service: Available
• Mtc: 3.1 or 3.2 Certificate
• Delivery Condition: N, Q ,T
• Transport Package: Seaworthy Standard Package
• Specification: 30-850mm
• Trademark: SHUNFU
• Origin: China
• HS Code: 7304192000
• Production Capacity: 50000tons/Year

Product Description

E470 Alloy Steel Pipe 

Process Method:
Hot Rolled, Cold Drawn, Cold Rolled

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	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

 

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 %
E470	≤ 16mm	470	650	17
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
E470	≤ 16	590	700	16	40	205
E470	≤ 25	540	570	16	40	160
E470	≤ 50	480	570	16	-	160

Welding:
Excellent weldability hot rolled or cold drawn but avoid when through hardened or surface hardened. Welding details for guidance only

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.