Jiangyin Golden Machinery Equipment Co , Ltd |
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Name: Hot Forging Aisi4140 Sae8620 Scm440 Steel Ring with Milling Surface
Material | 1045, 4140, 16Mn, 304, 316, 4340, 8620 |
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Equipment | 3000T Open die hydro press |
Apply | pressure vessel tube plate |
Melting process | LF+EF+VD |
Production process | Foring+heat treatment+rough machine+finish machine |
Ratio | ≥3 |
Applicable certificate | ASTM,ASME,DIN,JIS,ISO,BS,API,EN |
Executive standard | JB/GB/EN/DIN/JIS/ASME/ASTM/ISO |
Cerfificate Authority | ISO,BV,SGS, IST, UL,CTI |
Deliver condition | Rough machine(N+T);finish machine(Q+T) |
Inspection equipment | Spectrograph,UT device,tensile and impact test machine,metalloscope,hardness test device |
Service | Our service included the forging, process, heat treatment, finish machining, package, local logistics, customers clearance and maritime transport. We took the customer’s requirements as the principal thing, and pay attention on the products quality. |
Elemnets | C | Si | Mn | P | S | Cr | Ni | Mo | Nb |
---|---|---|---|---|---|---|---|---|---|
16MNnD | 0.13-0.20 | 0.17-0.37 | 1.20-1.60 | ≤0.030 | ≤0.030 | ≤0.30 | ≤0.30 | -- | |
20MnMoNb | 0.16-0.23 | 0.17-0.37 | 1.20-1.50 | ≤0.035 | ≤0.035 | -- | -- | 0.45-0.60 | 0.020-0.045 |
304L | 0.030 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-12.0 | - | |
316L | 0.030 | 1.00 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 |
Mechanical property |
Dia.(mm) |
TS/Rm(Mpa) |
YS/Rp0.2(Mpa) |
EL/A5(%) |
RA/Z(%) |
Type Of notch |
Impact energy |
HBW |
---|---|---|---|---|---|---|---|---|
16MnD | Ø15 | 470-630 | ≥345 | ≥21 | -- | V | -20℃≥34 | == |
20MnMoNb | Ø15 | ≥635 | ≥490 | ≥15 | U | 37 | 187-229 | |
304L | Ø15 | ≥520 | ≥205 | ≥40 | -- | ≤187HBS | ||
316L | Ø15 | ≥485 | ≥170 | ≥30 | ≥40 | ≤187HBS |
1.High-precision dimensional tolerance;
2.Excellent mechanical properties;
3.Produce different dimension based on customer’s requirements;
4.Advanced manufacture equipment and inspection devices;
5.Excellent technical personality;
6.Control the production procedure strictly;
7.Pay attention on the package protection;
8.Quality full service.