OL52.4 Special Alloy

Chemical composition%of the ladle analysis of gradeOL52.4

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Cu(%)Al(%)
0.100.501.600.0400.0400.300.300.300.020
OL52.4

Mechanical properties of gradeOL52.4

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)
193(≥) 158(≥) 23 12 24 Solution and Aging,Annealing,Ausaging,Q+T,etc 141

Physical properties of grade OL52.4

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
497(≥) 991(≥) 23 12 21 Solution and Aging,Annealing,Ausaging,Q+T,etc 324
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
613 739 191

OL52.4 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

OL52.4 Steel Stock

Steel grade Dimension Shape Unit Quantity Delivery state Query
17-4PH Coil Stock 0.08*200mm Coil or Strip Kgs 1623 Cold-Rolled+Annealed Enquiry
17-4PH Round Bar Φ5-300mm*L Round Bar Kgs 46958 Hot-Rolled+Annealed+black Enquiry
17-4PH plate 8-45*1200*3000mm Plate or Sheet Tons 4.9 Hot-Rolled+Annealed+black Enquiry
X22CrMoV12-1 / 1.4923 Φ17mm Round Bar Kgs 300 Hot-Rolled+Annealed+black Enquiry
X22CrMoV12-1 / 1.4923 Φ30mm Round Bar Kgs 300 Hot-Rolled+Annealed+black Enquiry
1.4882 strip/sheet/plate stock 3.5x200x1000-2000mm Coil or Strip Kgs 200 Cold-Rolled+Annealed Enquiry
T45Cr5Si3 Round Bar Dia.40mm Round Bar Kgs 500 Hot-Rolled+Annealed+black Enquiry
SA-437 Grade B4B/SUS 616 /422 Forged Bar Dia.160xL Round Bar Kgs 2120 Forged+QT Enquiry
1.2344(H13/X40CrMoV5-1/Z40CDV5) Stock List Dia.182mm - Dia.510mm Round Bar Tons 120 Forged+Annealed+black Enquiry
1.2344 ESR Round Bar Stock List(2019-9-3) Select 0 Select Enquiry
Stainless Steel 422 / Alloy 422 AMS 5655 UNS S42200/616/B4B Round Bar Stock Select 0 Select Enquiry
1.2343 ESR Stock list(2019-09-03) Select 0 Select Enquiry
1.2714 Hot-Work Mould Steel Flat Bar Stock(2019-09-03) Select 0 Select Enquiry
1.2714 Stock list 2020-06-15 Select 0 Select Enquiry
1.2344 Stock List 2020-06-15 Select 0 Select Enquiry
1.2714 QT Bar Stock List 2020-06-15 Select 0 Select Enquiry