AISI O2 Tool Steel | 1.2842 | 90MnCrV8 | BO2 Steel1: O2 steel introductionAISI O2 tool steel is an oil hardening tool steel which is supplied in the annealed condition and characterised by its characteristics of offering good durability. Tool steel O2 is with excellent wear resistance and its ability to hold a good cutting edge. 02 steel is a good quality general purpose tool steel often used where the expense of a high carbon high chromium tool steel would not be justified.
AISI O2 steel has working hardness up to 63-65HRC. Steel O2 makes pretty decent performer for light/medium use knives at that hardness.
2: O2 Steel equivalentCountry | USA | German | British | China |
Standard | ASTM A681 | DIN EN ISO 4957 | BS 4659 | GB/T 1299 |
Grades | O2 / T31502 | 1.2842 / 90MnCrV8 | B02 | 9Mn2V |
3: O2 steel chemical compositionGrade | C | Si | Mn | P | S | Cr | V | Mo |
O2 / T31502 | 0.85-0.95 | 0.5 | 1.4-1.8 | 0.03 | 0.03 | 0.5 | 0.3 | 0.3 |
1.2842 / 90MnCrV8 | 0.85-0.95 | 0.1-0.4 | 1.8-2.2 | 0.03 | 0.03 | 0.2-0.5 | 0.05-0.2 | - |
B02 | 0.85-0.95 | 0.4 | 1.5-1.8 | 0.035 | 0.035 | - | 0.25 | - |
9Mn2V | 0.85-0.95 | 0.4 | 1.7-2.0 | 0.03 | 0.03 | - | 0.1-0.25 | - |
4: O2 steel mechanical properties The mechanical properties mainly include tensile strength, yield strength, elongation, area or reduction, hardness, impact value, non-metalic inclusion etc. Different heat treatment, the mechanical properties will be different, such as normalized, tempered, QT. If you want to know the properties, kindly contact the salesman.
5:O2 steel overviewsSize | Round | Dia 8-350mm |
Plate/Flat/Block | Thickness 2mm-300mm |
Width 200mm-800mm |
Heat treatment | Normalized ; Annealed ; Quenched ; Tempered |
Surface condition | Black; Peeled; Polished; Machined; Grinded; Turned; Milled |
Delivery condition | Forged; Hot rolled; Cold drawn |
Test | Tensile strength, Yield strength, elongation, area of reduction, impact value, hardness, grain size, ultrasonic test, US inspection, magnetic particle testing, etc. |
Payment terms | T/T;L/C;/Money gram/ Paypal |
Trade terms | FOB; CIF; C&F; etc.. |
Delivery time | 30-45 days |
Application | Steel O2 is used as tool steel for universal use, highly stressed plastic moulds, mould inserts for high hardness and abrasive stress, blanking and stamping tools for all types cutting sheet metals up to 6 mm thickness, cold forming dies, cutting and punching tools of all types, shear blades for paper, plastic and metalworking industries, reamers, thread chasers and cutting tools, pressure pads, guide pins, taps, measuring tools, precision calipers and plug gauges, woodworking tools, plastic and rubber compression moulds, deep drawing tools, clipping. |
6: Delivery conditionFor hot forged bar, usually the delivery condition is hot forged, annealed rough turned/Black surface.
For hot rolled bar, usually the delivery condition is hot rolled, annealed, Black surface.
For hot forged plate, usually the delivery condition is hot forged, annealed, milled surface
For hot rolled plate, usually the delivery condition is hot rolled, annealed, black surface.
Hunan Qilu Industrial Co., Ltd has the capacity to forge round steel, steel flat, square steel, module, shaft and roller, etc. The main specifications of the products include Φ80-1000mm forging materials and 80-1200mm square billets and which the maximum piece weight can reach 50T.
Hunan Qilu Industrial Co., Ltd were already engaged in exporting steel for 11 years, could supply a great variety of hot forged,
hot rolled and
cold drawn Steels, including engineering steel, cold work tool steel, hot work tool steel, plastic mold steel, spring steel, high speed steel, stainless steel etc., besides Qilu Industrial also has their own heating treatment shop and machining shop to provide heating and cutting service.
Since 2008 year, Hunan Qilu Industrial has the right to export all
FORGED STEEL behalf of Qilu Speical Steel Co.,ltd which is specialized in smelting and forging of special steel since 1965 year, now Qilu special steel is one of the biggest manufacturer of forged product in China.The forged products are used in Automotive, Aerospace, Power Generation, Oil & Gas, Transportation and Industrial. We already set up the warehouse in Wuxi and Dongguan city, more than 20000 tons ex-stock could be supplied with kinds of size.
Qilu Industrial is the professional one-stop steel manufacturer, stockist and exporter in China, our customers spread all over the world, include West Europe, North America, South America, Asia, Middle Asia, Africa, Australia, etc.
The company owns advanced special steel smelting facilities and forging processing equipments, the main steel-making equipment include 2 sets of 50t ultra-high power electric arc furnaces,2 sets of 60t LF refining furnaces,1 set of 60t vacuum degassing refining furnace and 4 sets of 1-20t electroslag re-melting furnaces.
The main forging equipments mainly include:3 sets of 5t electro-hydraulic hammers, 1 set of high-speed forging units of 800t,1600t,2000t and 4500t respectively.
Hunan Qilu Industrial CO., LTD
Web: qilusteel.en.made-in-china.com