T8-T10A hot rolled steel round bars

T8, T10 and T12 are carbon tool steels. They are very hard. The Brinell hardness in annealed state is more than 300.Manual saw blade is T12 material, just quenching, hardness is greater.10 and 20 are low carbon, high quality structural steel, very soft, Brinell hardness is less than 155.Therefore, the fitter saw, laborious, the saw is very easy to wear.

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PRODUCT DETAILS

T8-T10A hot rolled steel round bars information

Tool steels are high quality steels developed with controlled chemical composition to form properties essential for working and shaping of other materials. They are normally delivered to the suppliers in the soft annealed condition, which makes it easy for the manufacturer to machine the material with cutting tool for different applications.AISI T8 tool steel is a tungsten-cobalt-vanadium high-speed tool steel. The following datasheet will provide an overview of grade T8 tool steels.
 

Chemical and Mechanical

Chemical Composition

The chemical composition of T8 tool steels is outlined in the following table.

Element Content (%)
Tungsten, W 13.25-14.75
Cobalt, Co 4.25-5.75
Chromium, Cr 3.75-4.5
Vanadium, V 1.80-2.40
Carbon, C 0.75-0.85
Molybdenum, Mo 0.4-1
Nickel, Ni 0.3
Copper, Cu 0.25
Manganese, Mn 0.2-0.4
Silicon, Si 0.2-0.4
Phosphorus, P 0.03
Sulfur, S 0.03

Physical Properties

The following table shows the physical properties of T8 tool steels.

Properties Metric Imperial
Density 8.43 g/cm3 0.267 lb/in3

Mechanical Properties

The mechanical properties of T8 tool steels are displayed in the following table.

Properties Metric Imperial
Tensile strength 1158 MPa 167.95 ksi
Elongation 15% 15%
Modulus of elasticity 190-210 GPa 27557- 30457 ksi
Poisson’s ratio 0.27-0.3 0.27-0.3

Thermal Properties

The thermal properties of T8 tool steels are given in the following table

Properties Metric Imperial
Thermal expansion co-efficient 16-17 µm/m°C 8.8-9.4 µin/in°F
Thermal conductivity 16 W/mK 110 BTU.in/hrft².°F

 
T8 Range of products

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED


Cross Reference Table(Equivalent Grade

Grade Standard Country Application
T8 ASTM USA High-Speed Tool Steel

Warehouse storage

Our company is a quality benchmark enterprise in Shandong Province, a national contract-abiding and credit-abiding enterprise, and a national, industry and group standard unit for "Colored Steel Plate for Building Decoration". We have many customers all over the world, and our products are exported to Asia, the Middle East, America, Europe, Africa and other countries, enjoying a good reputation at home and abroad. Up to now, we have also established long-term, win-win partnerships with a number of large steel mills.

 

 

Packing and delivery

We are the first-level agent for Chinese state-owned enterprises Shanghai Baosteel and Taigang Iron and Steel Group. Our products can meet every unique requirement of our customers. We provide customized services. We can support customers with quality inspections if needed. We can provide competitive prices, good quality control, purchasing suggestions. Welcome to inquire and order!

 

 

Customer visit

Up to now, we have also established long-term, win-win partnerships with a number of large steel mills. We are the first-level agent for Chinese state-owned enterprises Shanghai Baosteel and Taigang Iron and Steel Group. Our products can meet every unique requirement of our customers. We provide customized services.

 

 

Application field

The main supply fields are: aerospace, national defense equipment, military weapons, chemical industry, shipbuilding, nuclear energy, trains, containers, environmental protection, precision machining, auto parts, machinery, electronic products, molds, medical treatment Equipment, construction, decoration, etc.

 

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