40KHFA - 1.7223 - aisi 4142 pipe, round, rod
Supplier Avlob offers to buy a pipe, a circle, a rod of grade 40HFA, 1.7223, aisi 4142 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.
Steel structural alloyed chromium-vanadium. This steel is difficult to weld, is sensitive to the formation of flokens, prone to temper brittleness. Hardness after annealing (GOST 4543−71): HB 10 -1 = 241 MPa. Supplier Avlob offers to buy a pipe, a circle, a rod of grade 40HFA, 1.7223, aisi 4142 at an affordable price today. The best price from the supplier.
Shaft shafts, rods, set screws, traverses, excavator shafts and other parts operating at temperatures up to 400 ° C; after hardening and low tempering — worm shafts and other details of increased wear resistance.
Percent composition, GOST 4543−71
|basis||0.37 — 0.44||0.17 — 0.37||0.5 — 0.8||≤0.3||≤0.025||≤0.025||0.8 — 1.1||0.1 — 0.18||≤0.3|
Mechanical properties (temperature 20 ° C)
|Assortment||The size||s in||s T||d 5||y||KCU||Heat treatment|
|-||mm||MPa||MPa||%||%||kJ / m 2||-|
|Rod, GOST 4543−71||Ø 25||880||735||10||50||880||Tempering and Leaving|
|Forgings||100 — 300||615||395||15||40||540||Tempering and Leaving|
|Forgings||300 — 500||615||395||13||35||490||Tempering and Leaving|
- sв — Short-term strength limit
- sT — Proportionality limit (yield stress for permanent deformation)
- d5 — Elongation at break
- y — Relative contraction
- KCU — Impact strength
|t ° С
||E 10 — 5||a 10 6||l||r||C|
|Degree||MPa||1 / Grad||W / (m · deg)||kg / m 3||J / (kg · deg)|
- E — Modulus of elasticity of the first kind
- a — Coefficient of temperature (linear) expansion [1 / degree]
- l — Coefficient of thermal conductivity (heat capacity of the material)
- r — specific gravity
- C is the specific heat
|USA||Germany||Japan||France||England||European Union||Italy||Belgium||Spain||Sweden||Bulgaria||Czech Republic|
|4140||1.7223||SCM440||42CD4TS||3111−5 / 1||41CrMO||41CrMo4||41CrMo4||40CrMo4||2244||40ChFA||15240|
Buy a pipe, a circle, a rod of grade 40HFA, 1.7223, aisi 4142 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, rods from 40ХФА steel at the optimal price in bulk or at retail.