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38KHS - 37hs pipe, round, rod

38KHS - 37hs pipe, round, rod

The supplier Avlob offers to buy a pipe, a circle, a rod of grade 38ХС, 37hs or rolled from 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

Structural steel alloy chromium-siliceous. This steel is difficult to weld, is sensitive to the formation of flokens, is not prone to temper brittleness. Hardness after annealing (GOST 4543−71): HB 10 -1 = 255 MPa. Supplier Avlob offers to buy a pipe, a circle, a rod of brand 40ХН2МА, 34CrNiMo4, 36hnm at an affordable price today. The best price from the supplier.

Application

Shafts, gears, clutches, fingers and other improved flying devices of small dimensions, which require high strength, elasticity and wear resistance

Percent composition, GOST 4543−71

Fe C Si Mn Ni S P Cr Cu
basis 0.34 — 0.42 1 — 1.4 0.3 — 0.6 ≤0.3 ≤0.035 ≤0.035 1.3 — 1.6 ≤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 4543−71 930 735 12 50 690 Tempering 900 ° C, water, Holiday 630 ° C, water,
Forgings, ≤100 mm   685 540 15 45 590 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
Degree MPa 1 / Grad W / (m · deg) kg / m 3 J / (kg · deg) Ohm · m
20 2.11   38 7640   284
200 1.94 13.1 37   508 413
400 1.74 13.8 34   563 725
600 1.57 14.5 31   621 1060
800 1.27 12.5 28   663  
  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

  1. Bulgaria: (BDS): 38ChS
  2. Poland (PN): 37HS.
  3. Czech Republic (CSN): 14341

Delivery, price

Buy a pipe, circle, bar 38XC, 37hs 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 38ХС, 37hs at the optimal price in bulk or at retail.

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