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38KH2N2MA - 34CrNiMo6 - 40NiCrMo7 - 34hnm pipe, round, rod

38KH2N2MA - 34CrNiMo6 - 40NiCrMo7 - 34hnm pipe, round, rod

The supplier Avlob offers to buy a pipe, a circle, a rod of mark 38Х2Н2МА or any other brand 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. We invite you to partner cooperation.

Technical specifications

Steel structural alloyed chromium-nickel-molybdenum. This steel is not used for welded structures, is sensitive to the formation of floccenes, is not prone to temper brittleness. Hardness after annealing (GOST 4543−71): HB 10 -1 = 269 MPa. Supplier Avlob offers to buy a pipe, a circle, a rod of brand 38H2N2MA at an affordable price today. The best price from the supplier.

Application

Shafts, connecting rods, bolts, pins and other large, heavily loaded heavy-duty components of complex configuration used in an improved state

Percent composition, GOST 4543−71

Fe C Si Mn Ni S P Cr Mo Cu
basis 0.33 — 0.4 0.17 — 0.37 0.25 — 0.5 1.3 — 1.7 ≤0.025 ≤0.025 1.3 — 1.7 0.2 — 0.3 ≤0.3

Mechanical properties (temperature 20 ° C)

Assortment GOST s in s T d 5 y KCU Heat treatment
- - MPa MPa % % kJ / m 2 -
Rod, Ø 25 mm 4543−71 1080 930 12 50 780 Tempering and Leaving
  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 ° С E 10 — 5 a 10 6 l r C R 10 9
G rainbow MPa 1 / Grad W / (m · deg) kg / m 3 J / (kg · deg) Ohm · m
20 2.13   38     322
200 1.94 12.5 35   502 482
400 1.74 13.3 33   532 740
600 1.57 14.1 thirty   590 1090
800 1.29 11.8 28   670  
  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
  6. R is the electrical resistivity

Foreign analogues

USA Germany Japan France England European Union Italy Belgium Spain Sweden Poland Romania Czech Republic Austria South Korea
- DIN, WNr JIS AFNOR BS En UNI NBN UNE SS PN STAS CSN ONORM KS
4330 1.6582 SNCM447 34CrNiMo6 34CrNiMo6 1.6582 34CrNiMo6 35CrNiMo6 34CrNiMo6 2541 34HNM 34MoCrNi15 16343 BOHLERV155 SNCM447
4337 34CrNiMo6   34CrNiMo8 816M40 34CrNiMo6 35CrNiMo6   40NiCrMo7     34MoCrNi15q      
4340 35CrNiMo6   35CND6 817M40 35CrNiMo6KD 35NiCrMo6KB   F.1272     34MoCrNi16      
G43376 GS-34CrNiMo6                   34MoCrNi16q      
G43400                            
G43499                            

Delivery, price

Buy a pipe, a circle, bar 38X2N2MA 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, bars of steel 38H2N2MA or from any other steel at the optimal price in bulk or at retail.