Chinese
Available 24/7 at sales@steel-grades.com
SGSG
Post Your Request Now
Toggle menu

1.4988

Favorite Datasheet
X7(8)CrNiMoBNb16-16 X8CrNiMoVNb16-13
#1.4988

Description

Germany DIN 1.4988 The high-temperature and high-strength steel and 1.4988 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: 1.4988
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel 1.4988 DIN Germany The high-temperature and high-strength steel
1.4980
X8CrNiMoNb16-16
1.4981
1.4984
2.4982
NiCr20CoMo
NiCr18Co
NiCr18Co
1.4986
X7(8)CrNiMoBNb16-16

Chemical composition(mass fraction)(wt.%) of the 1.4988

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) N(%) Other(%)
0.04-0.10 0.04-0.10 Max 1.50 Max 1.50 Max 1.50 15.5-17.5 12.5-14.5 1.10-1.50 0.60-0.85 0.10 10×C％+0.4Max Nb+TaMax 1.20

Mechanical Properties of steel grade 1.4988

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
679 (≥) 995 (≥) 24 14 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade 1.4988

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
41 - -     0.41 -  
441 971 - 22.3 311   -  
425 - 32 22.2   332 444

Heat Treatment of steel grade 1.4988

Heat treated : 1299°C - 1529°C

Technological Curves of steel grade 1.4988

Cross Reference Table (Equivalent Grade) of 1.4988

Grade Standard Country Application
1.4988 DIN Germany The high-temperature and high-strength steel
X7(8)CrNiMoBNb16-16 X8CrNiMoVNb16-13
Available Suppliers
Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this 1.4988?
  • List your company on S&G now? Join
  • Non-paying users only
Top