ASTM L6 Cold Work Tool Steel Round Bar

• Type: Alloy Steel Bar
• Standard: ASTM
• Composition: Ferrous Steel Scrap
• Technique: Hot Rolled, Forged
• Shape: Round, Square, Flat
• Surface Treatment: Grinded, Peeled, Polished, Rough Turned
• Model NO.: L6
• Special Use: Mold Steel
• Application: Tool Steel Bar
• Size Range: Diameter: 20-480mm
• Quality Standard: ASTM-A681
• Delivery Condition: Annealed, Qunched and Tempered
• Surface Condition: Grinded, Peeled, Polished, Rough Turned
• Transport Package: Apply The Shipping Packing
• Specification: L6
• Trademark: FUSHUN
• Origin: Hubei, Huangshi
• HS Code: 7228600000
• Production Capacity: 500tons Per Month

Product Description

Shape: 
Round, Flat, Square.
Size Range:

	Diameter(mm)	Thickness (mm)	Width (mm)	Length(mm)
Round	20-480	-	-	2000-5800
Square	20-480	-	-	2000-5800
flat	-	20-50	80-600	2000-5800

 
Steel-making Condition: 
EF, EF/EAF+LF+VD, EF/EAF+ESR
Delivery Condition:
Annealed , Quenched + Tempered

Surface Condition: 
Black, Grinded, Peeled, Rough turned, Polished

Features:
1.Competitive price
2.Immediate delivery
3.Premium quality
4.Reliable service
5.MOQ: 1 Ton
 

Packing details	In seaworthy packing, as your requirement.
Delivery details	within 30-50 days

Chemical Composition(%)
 

C	Mn	P	S	Si	Cr	Mo
0.65-0.75	0.25-0.80	0.030max	0.030max	0.10-0.50	0.60-1.20	0.25max

 
 
Heat treatment
Hardness :Annealed(+A) max: 235 BHN
L6 tool steel when heat-treatment the preheat Temperature need reach 649°C, and the temperature may be ± 14 °C .
L6 tool steel when austenitizing ,should keep 5-15 minutes long. If is the salt bath ,temperature should keep in the 816°C and shall be ± 5.6 °C. Or is the controlled atmosphere furnaces, temperature should keep in the 829°C, and shall be ± 5.6 °C. 
Quenching: L6 tool steel Hardening quenching using oil cooling, and it's hardness min is 58RC. 
Tempering: L6 tool steel general tempering temperature is 204°C. Double tempering of Double tempering of L6 tool steel is recommended.
Application:
L6 tool steel are frequently used in cold work applications requiring toughness at relatively high hardness
Ultrasonic Test:Material will be ultrasonically tested at appropriate stages of the manufacture to ensure the quality, as agreed between seller and purchaser.