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50KHFA - 50CrV4 - 50hf wire, round, rod
Supplier Avlob offers to buy a wire, a circle, a rod 50ХФА, 50CrV4, 50hf 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 characteristics of spring steel
To achieve higher performance characteristics, steels alloyed with silicon, chromium and vanadium are used. A characteristic feature of springs-spring steels is the presence of carbon in them from 0.5% to 0.8%.
Percent composition, GOST 4959−79
C | Si | Mn | Ni | S | P | Cr | V | Cu |
0.46 — 0.54 | 0.17 — 0.37 | 0.5 — 0.8 | ≤0.25 | ≤0.025 | ≤0.025 | 0.8 — 1.1 | 0.1 — 0.2 | ≤0.2 |
Supplier Avlob offers to buy a wire, a circle, a rod 50ХФА, 50hf at an affordable price today. The best price from the supplier.
Mechanical properties (temperature 20 ° C)
Assortment | Talshchina | GOST |
s in | s T | d 5 | y | Heat treatment |
- | mm | - | MPa | MPa | % | % | - |
Bar | TU 14−1-950−74 | 1300 | 1100 | 10 | 45 | Tempering and Leaving | |
Rental Service | 14959−79 | 1270 | 1080 | 8 | 35 | Tempering and Leaving | |
Annealing tape | 0.1 — 4 | 2283−79 | 880 | 8 | |||
Cold-worked tape | 0.1 — 4 | 2283−79 | 780−1180 |
- sв — Short-term strength limit
- sT — Proportionality limit (yield stress for permanent deformation)
- d5 — Elongation at break.
- y — Relative contraction
Physical properties of the material
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 | 2.18 | 40 | 7800 | 320 | ||
200 | 2.1 | 12.2 | 38 | 7750 | 505 | |
400 | 1.88 | 13.5 | 36 | 7680 | 530 | |
600 | 1.6 | 14.4 | 31 | 7610 | 580 | |
800 | 1.32 | 13.1 | 28 | 700 |
- E — Modulus of elasticity of the first kind
- C is the specific heat
- a — Coefficient of temperature (linear) expansion
- l — Coefficient of thermal conductivity (heat capacity of the material)
- r — specific gravity
- R is the electrical resistivity.
Foreign analogues
USA | Germany | Japan | France | England | European Union | Italy | Belgium | Spain | China | Sweden | Bulgaria | Hungary | Poland | Romania | Czech Republic | Australia | South Korea |
- | DIN, WNr | JIS | AFNOR | BS | En | UNI | NBN | UNE | GB | SS | BDS | MSZ | PN | STAS | CSN | AS | KS |
6145 | 1.8159 | SCM445H | 50CrV4 | 51 CrV4 | 50 CrV4 | 48Si7 | 50CrV4 | 51CrV4 | 50 CrA | 2230 | 50ChFA | 51CrV4 | 50HF | 51VCr11A | 15260 | 6150 | SPS6 |
6150 | 50 CrV4 | SUP10 | 50CrV4RR | 735A50 | 51CrMnV4 | 50CrV4 | F.1430 | ||||||||||
G41500 | 51 CrV4 | SUP10-CSP | 50 CrV4 | 735A51 | 51 CrV4 | 51CrMnV4KU | |||||||||||
G61500 | GS-50CrV4 | 51 CrV4 | 735A54 | ||||||||||||||
H61500 | 735h51 |
Delivery, price
Buy wire, circle, 50HFA grade, 50hf 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 wire, a circle, a rod of grade 50HFA, 50hf at the optimal price in bulk or at retail.