Location » Home » Grades > Special Alloy > O2
O2 Application:Alloy tool steel
Category Type Steel grade Standard Country
Grades Special Alloy O2 ASTM USA

Chemical composition % of the ladle analysis of grade O2

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) V(%)
0.85~0.95 ≤0.50 1.40~1.80 ≤0.030 ≤0.030 ≤0.50 ≤0.30 ≤0.30
O2
Mechanical properties of grade O2
Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
184 (≥) 249 (≥) 21 34 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 332
Physical properties of grade O2
Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
996 (≥) 495 (≥) 34 31 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 314
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
558 336 423
O2 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
0Cr17Ni12Mo2 ASTM USA
Seamless stainless steel tubes for boiler and heat exchanger
1Cr18Ni12Mo2Ti ASTM USA
Seamless stainless steel tubes for boiler and heat exchanger
0Cr18Ni12Mo2Ti ASTM USA
Seamless stainless steel tubes for boiler and heat exchanger
00Cr17Ni14Mo2 ASTM USA
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
X2CrNiMo18-14-3 ASTM USA
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
1.4435 ASTM USA
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
Z 3 CND 17-11-02 ASTM USA
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
TS 60 ASTM USA
Austenitic stainless steel. Grade 00Cr17Ni14Mo2 was replaced by new designation 022Cr17Ni12Mo2 according to GB/T 20878 (2007)
0Cr17Ni12Mo2N ASTM USA
Seamless stainless steel tubes for boiler and heat exchanger
00Cr17Ni13Mo2N ASTM USA
Seamless stainless steel tubes for boiler and heat exchanger
0Cr18Ni12Mo2Cu2 ASTM USA
0Cr18Ni12Mo2Cu2 stainless steel corrosion resistance, resistance to corrosion resistance is better than 0Cr17Ni12Mo2. 0Cr18Ni12Mo2Cu2 stainless steel used in the sulphuric acid resistant material.
00Cr18Ni14Mo2Cu2 ASTM USA
00Cr18Ni14Mo2Cu2 0Cr18Ni12Mo2Cu ultra-low carbon steel, stainless steel 00Cr18Ni14Mo2Cu2 stainless steel is better than 0Cr18Ni12Mo2Cu2 resistance to intergranular corrosion.
0Cr26Ni5Mo2 ASTM USA
Seamless stainless steel tubes for boiler and heat exchanger
00Cr30Mo2 ASTM USA
Stainless steel bars
00Cr18Mo2 ASTM USA
Welded stainless steel pipes for liquid delivery
0Cr15Ni7Mo2Al ASTM USA
Stainless steel bars
Ni-Mo28 ASTM USA
Nickel and nickel alloys. Nickel-molybdenum and nickel-molybdenum- chromium-alloys
O2 ASTM USA
Oil-Hardening Tool Steel
1Cr12Ni3Mo2VN ASTM USA
Specification for stainless steel cold rolled sheet for aviation
Z12CNDV12 Air 9160/C ASTM USA
wrought steels used in aeronautical constructions

Relevant products

O2 Equivalent Grade Stock

Steel grade Dimension Shape Unit Quantity Delivery state Query
0Cr13Ni8Mo2Al, PH13-8Mo, 13-8Mo, XM-13 round bar stock Select 0 Select Enquiry

Enquiry