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18KH11MNFB - X22CrMoV12-1 - 1.4923 pipe, round, rod

18KH11MNFB - X22CrMoV12-1 - 1.4923 pipe, round, rod

Supplier Avlob offers to buy a pipe, a circle, rods 18H11MNFB, X22CrMoV12−1 at a bargain price. The supplier guarantees the timely delivery of products to any specified address. Regular customers can take advantage of discount discounts. The price is the best in this segment of rental.

Technical specifications

High-temperature steel, high-alloyed, difficult to weld. Steel of martensitic class. Hardness after annealing, bars (GOST 5949−75) HB 10 -1 = 225 MPa. Hardness after normalization and tempering, bars (GOST 18968−73) HB 10 -1 = 229 — 269 MPa. Steel is used for the production of highly loaded parts of steam and gas turbines, which last for a long time at temperatures up to 600 ° C .; Supplier Avlob offers to buy a pipe, a circle, rods 18H11MNFB, X22CrMoV12−1 at an affordable price today. The best price from the supplier.

Percent composition, GOST 5632−72

C Si Mn Ni S P Cr Mo V Nb
0.15 — 0.21 ≤0.6 0.6 — 1 0.5 — 1 ≤0.025 ≤0.03 10 — 11.5 0.8 — 1.1 0.2 — 0.4 0.2 — 0.45

Mechanical properties (temperature 20 ° C)

Assortment GOST s in s T d 5 y KCU Heat treatment
-
MPa MPa % % kJ / m 2 -
Bars 5949−75 740 590−735 15 50 590 Tempering 1080 — 1130 ° C, air, Holiday 660 — 770 ° C, air,
Bars 18968−73 740 590−735 15 50 590 Normalization and vacation
  1. sв — Short-term strength limit
  2. sT — Proportionality limit (yield stress for permanent deformation)
  3. d5 — Elongation at break.
  4. y — Relative contraction
  5. KCU — Impact strength

Physical properties

t ° C
E 10 — 5 a 10 6 l r C
Degree N / mm 2 1 / Grad W / (m · deg) kg / m 3 J / (kg · deg)
20 2.28     7850  
200 2.13 10.6 25.1   530
400 1.93 11.3 26.3   667
600   11.8 28   900
800   12.4      
  1. E — Modulus of elasticity of the first kind
  2. C is the specific heat
  3. a — Coefficient of temperature (linear) expansion [1 / degree]
  4. l — Coefficient of thermal conductivity (heat capacity of the material)
  5. r — specific gravity

Foreign analogues

Germany (DIN, WNr): X22CrMoV12−1

Delivery, price

Buy tube, circle, rod 18H11MNFB, X22CrMoV12−1 at an affordable price from the supplier Avgob today. The price is formed on the basis of European production standards. Supplier Avlob offers to buy a pipe, a circle, a rod 18H11MNFB or any other brand at the best price in bulk or at retail.