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ISO 20 Application:ISO standard thermal deformation of stainless steel
Category Type Steel grade Standard Country
Grades Special Alloy ISO 20 ISO ISO

Chemical composition % of the ladle analysis of grade ISO 20

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) N(%)
Max 0.070 Max 1.00 Max 2.00 Max 0.045 Max 0.030 16.0-18.0 10.0-13.0 2.00-3.00 Max 0.11
ISO standard thermal deformation of stainless steel
Mechanical properties of grade ISO 20
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)
324 (≥) 987 (≥) 11 21 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 244
Physical properties of grade ISO 20
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
542 (≥) 747 (≥) 22 11 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 221
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
384 555 473
ISO 20 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
0Cr25Ni20 ISO ISO
Oxidation resistance is better than 0cr23ni13. Mostly used as heat resistant steel
201 ISO ISO
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
SA 201 ISO ISO
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
S20100 ISO ISO
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
201L ISO ISO
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
S20103 ISO ISO
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
2Cr25Ni20 ISO ISO
Seamless stainless steel tubes for boiler and heat exchanger
2Cr20Mn9Ni2Si2N ISO ISO
Heat-resisting steel bars
1Cr20Ni14Si2 ISO ISO
Heat-resisting steel sheets and plates
1Cr25Ni20Si2 ISO ISO
Heat-resisting steel sheets and plates
8Cr20Si2Ni ISO ISO
Heat-resisting steel bars
GH2018 ISO ISO
Classification and designation for superalloys and high temperature intermetallic materials
GH2036 ISO ISO
Classification and designation for superalloys and high temperature intermetallic materials
GH2038 ISO ISO
Classification and designation for superalloys and high temperature intermetallic materials
GH4220 ISO ISO
Nickel-base superalloy
201 ISO ISO
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
ASTM 201 ISO ISO
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
T201LN ISO ISO
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
S20153 ISO ISO
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
S20161 ISO ISO
Austenitic Chromium Manganese Nickel Silicon Stainless Steel

Relevant products

ISO 20 Equivalent Grade Stock

Steel grade Dimension Shape Unit Quantity Delivery state Query
1.2083 Forged Plate T:105-185mm*W:510*L Plate or Sheet Tons 26 Forged+QT Enquiry
Stainless Steel 422 / Alloy 422 AMS 5655 UNS S42200/616/B4B Round Bar Stock Select 0 Select Enquiry

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