A8 Steel Plate with High Quality and Competitive Price

• Customization: Available
• Type: Steel Plate
• Standard: ASTM
• Model NO.: A8 steel
• Technique: Forged
• Shape: Round,Flat or Square
• Surface Treatment: Polished
• Special Use: Mold Steel
• Application: Tool Steel Bar
• Size Range: Round Bar:Dia12~420mm Flat Bar:2~420 X 30~1500mm
• Quality Standard: ASTM A681
• Smelting Process: Ef, Eaf, ESR
• Delivery Condition: Hot Rolled, Forged, Annealed,Quenched and Tempered
• Surface Condition: Black Surface, Grinded,Peeled,Milled,Polished
• Transport Package: Seaworth Packing
• Specification: Round Bar: Dia12~420mm Flat Bar: 2~420 X 30~1500mm
• Trademark: FUSHUN
• Origin: Huangshi, Hubei
• HS Code: 7228100000
• Production Capacity: 5000tons/Year

Product Description

Mechanical properties of grade ASTM A8
Technological properties of grade ASTM A8
Hardness and heat treatment specification of grade ASTM A8

Annealing hardness HBS	Cold pull hardness HBS	Preheating temperature ºC	Quenching temperature ºC		Holding time min	Hardening medium	Temper temperature ºC	After tempering hardness ≥HRC
			salt-bath furnace	controlled atmosphere furnace
235	262	788	1191	1204	5~15	air cooling	522	60

Steel plate/Sheet thickness / mm	σb MPa	σs ≥/MPa	δ Samples from the standard for 50 mm (2 in)	180 ° of cold bending test
				longitudinal	horizontal
Hot-rolled/Cold rolling:5 - 150	520	415	16~18	2a	3.5a
Note: (1) listed in the table apex diameter (d), to steel thickness (a) multiples said. (2) in the ASTM A6 standard specified scope can meet any additional conditions. (3) from the standard for 50 mm (2 in). Mechanical properties  Mechanische Eigenschaften Caracteristiques mecaniques ReH Minimum yield strength / Mindestwert der oberen Streckgrenze / Limite d'elasticite minimale  Rm Tensile strength / Zugfestigkeit / Resistance a la traction  A Minimum elongation / Mindestwert der Bruchdehnung / Allongement minimal  J Notch impact test / Kerbschlagbiegeversuch / Essai de flexion par choc

ASTM A8 steel description:
Step Shaft: steel plate/sheet,coil,round bar,flat bar,tube/pipe,Profiled forgings
ASTM A8 steel Specifications or Size:

Round bar:
Diameter : 1mm-2000mm
Square bar:
Size: 50mm * 50mm-600mm *600mm
Plate steel/flat bar:
Size: Thickness: 0.1mm-800mm Width: 10mm to 1500mm
Tube/pipe: 
Size: OD: 6-219mm WT: 1-35 mm.
Cold-rolled sheet: Thickness: 2-5mm Width:1000mm Length: 2000mm
Hot-rolled sheet: Thickness:6-80mm Width: 210-610mm
Length: We can supply any length based on the customer's requirement.
Forging/hot rolling/ extrusion of steel.
Forging: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes
Finished goods condition: hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering/any conditions based on the customer's requirement
Surface conditions: scaled (hot working finish)/ground/rough machining/fine machining/based on the customer's requirement
Furnaces for metallurgical processing: electrode arc + LF/VD/VOD/ESR/Vacuum consumable electrode.
Ultrasonic inspection: 100% ultrasonic inspection for any inperfections or based on the customer's requirement.
UTS according to SEP 1921 C/c,D/d,E/e;A388 or GB/T 6402
Excellent service for all kinds of industries, with advantages of technologies, equipment and price.
We serve you with our honesty, integrity, and professionality.

 

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.5-0.6	0.75-1.1	0.2-0.5	0.03	0.03	4.75-5.5
Mo	Al	W	Nb	Ti	V	Ce
1.15-1.65		1.0-1.5
N	Co	Pb	B	Other