R9M4K8 - 1.3207 round, rod, forging
International Equivalent
Mark | Analogue | W. Nr. | Aisi Uns | En | Order |
---|---|---|---|---|---|
Р9М4К8 | EP688 | ~1.3207 | Delivery from the stock, in stock |
Percentage composition, GOST 19265−73
Fe | C | Si | Mn | Ni | S | P | Cr | Mo | W | V | Co | Cu |
---|---|---|---|---|---|---|---|---|---|---|---|---|
basis | 1 — 1.1 | 0.2 — 0.5 | 0.2 — 0.5 | ≤0.6 | ≤0.03 | ≤0.03 | 3 — 3.6 | 3.8 — 4.3 | 8.5 — 9.5 | 2.3 — 2.7 | 7.5 — 8.5 | ≤0.25 |
High speed tool steel. Hardness after annealing HB 10 -1 = 285 MPa. Steel has a high tendency to decarburization, high viscosity, good wear resistance, good sanding behaviour.
Temperature of critical points
Ac1 = 800, Ac3(Acm) = 840, Ar3(Arcm) = 790, Ar1 = 750
Mechanical properties (20°C)
Assortment | sin | sT | d5 | y | KCU | Heat treatment |
---|---|---|---|---|---|---|
- | MPa | MPa | % | % | kJ / m2 | - |
960 | 540 | 7 | 10 | 80 | Delivery condition |
The physical properties of the material
T | E 10— 5 | l | r |
---|---|---|---|
Degree | N/mm2 | W/(m·degree) | kg/m3 |
20 | 2.29 | 8300 | |
200 | 27 | ||
400 | 29 | ||
600 | 31 | ||
900 | 32 |
sin the Limit of short-term strength
sT — the Limit of proportionality (yield strength for permanent deformation)
d5 — elongation at break.
y — the Relative narrowing
E — the Modulus of elasticity of the first kind [MPa]
l — Coefficient of thermal conductivity (the heat capacity of the material)
KCU — Impact strength
r — share
Application
The manufacturing tool for processing high-strength stainless and heat resisting alloy steels in terms of heating of the cutting edge (cutting tool, milling cutters, shaped cutters, core drills, taps).Analogues
England | Bulgaria | Hungary | Germany | Spain | Poland | USA | France | Sweden | Japan |
---|---|---|---|---|---|---|---|---|---|
BS | BDS | MSZ | DIN, WNr | UNE | PN | aisi | AFNOR | SS | JIS |
BT42 | R9M4K8 | R14 | S10−4-3−10 | HS10−4-3−10 | SK10V | T11348 | HS10−4-3−10 | 2736 | SKH57 |
Supplier
Offer to buy a round, rod, forging R6M5K5, 1.3243, hs6−5-2−5 at affordable price with specialized warehouses supplier Evek GmbH with delivery to any city. You can order products in non-standard settings. We have the best price and quality for the entire range of products. Supplier Evek GmbH offers to buy a round, rod, forging R6M5K5, 1.3243, hs6−5-2−5 the price is optimal in this segment of the rental.
To buy, best price
Supplier Evek GmbH offers round, rod, forging R6M5K5, 1.3243, hs6−5-2−5 the price is determined by the technological features of production without the inclusion of additional costs. On the company’s website shows information about latest product arrivals. To buy a round, rod, forging R6M5K5, 1.3243, hs6−5-2−5 or hire another of the same brand today. In the segment steel products company GmbH Evek — best supplier.