WLA Rod
Tshuaj muaj pes tsawg leeg:
Main thiab me Cheebtsam | Cov ntsiab lus tsawg (%) | ASTM B760 Cov Lus Qhia Tshwj Xeeb |
W | tshuav nyiaj li cas | tshuav nyiaj li cas |
La | 0.77-0.94% | |
lwj 2o3 | 0.90-1.10% | |
Cov impurities | Qhov siab tshaj plaws (μg / g) | Qhov siab tshaj plaws (μg / g) |
Al | 15 | - |
Cu | 10 | - |
Cr | 20 | - |
Fe | 30 | 100 |
K | 10 | - |
Ni | 20 | 100 |
Si | 20 | 100 |
Mo | 100 | - |
C | 30 | 100 |
H | 5 | - |
N | 5 | 100 |
Cd | 5 | - |
Hg | 1 | - |
Pb | 5 | - |
Txoj kab uas hla thiab tolerances:
Txoj kab uas hla (mm) | Ua siab ntev | ||
Forged | Tig | Hauv av | |
1.20-1.99 Nws | - | ± 0.010 | |
2.00-2.99 Nws | - | ± 0.015 | |
3.00-15.9 Nws | - | ± 0.020 | |
16.0-24.9 Nws | ± 0.30 | ± 0.030 | |
25.0-34.9 Nws | ± 0.40 | ± 0.050 | |
35.0-39.9 Nws | ± 0.40 | ± 0.30 | ± 0.060 |
40.0-50.0 Nws | ± 0.40 | ± 0.30 | ± 0.20 |
50.0-80.0 Nws | ± 1.00 Nws | ± 0.40 | - |
Ntev thiab ncaj:
Txoj kab uas hla (mm) | Ntau lawm ntev (mm) | Stirightness / Meter (mm) | |
huv si | Hauv av / tig | ||
1.20-10.0 Nws | ≥500 | 2.5 | 2.5 |
10.1-50.0 Nws | ≥300 | 2.0 | 1.5 |
50.1-80.0 Nws | ≥100 | 2.0 | 1.5 |
Length kam rau ua:
Txoj kab uas hla 1.20-30.0 mm | ||||||
Nominal ntev (mm) | ≥15 | 15-120 : kuv | 120-400 Nws | 400-1000 Nws | 1000-2000 | > 2000 |
Ntev ntev(mm) | ± 0.2 | ± 0.3 | ± 0.5 hli | ± 2.0 | ± 3.0 | ± 4.0 |
Ø 30.0 mm | ||||||
Nominal ntev (mm) | ≥30 | 30-120 Nws | 120-400 Nws | 400-1000 Nws | 1000-2000 | > 2000 |
Ntev ntev(mm) | ± 0.5 hli | ± 0.8 hli | ± 1.2 | ± 4.0 | ± 6.0 | ± 8.0 |
Ceev:
Txoj kab uas hla (mm) | Qhov ceev (g / cm³) |
1.20-6.0 Nws | 18.85 Nws |
6.0-40.0 Nws | 18.75 Nws |
40.0-80.0 Nws | 18.65 Nws |
Kev kuaj tsis zoo: Rau txoj kab uas hla > 15.00 mm: 100% ultrasonic kuaj.Rau txoj kab uas hla ntawm 1.2-50.0mm: Eddy tam sim no kuaj los ntawm cov khoom hauv av pom kev tshuaj xyuas.
Txoj kab uas hla (mm) | Hardness (HV 30) |
3.0-10.0 Nws | 420 |
10.0-30.0 Nws | 400 |
30.0-50.0 Nws | ;380 |
≥50 | 350 |
Deg mob:
Txoj kab uas hla (mm) | Deg mob |
≤ 2.50 | Hauv av Ra≤0.8μm |
2.50-30.0 Nws | av Ra≤1.0μm |
30.0-50.0 Nws | av Ra≤1.2μm |
≥50.0 | Hloov Ra≤3.2μm |
Sau koj cov lus ntawm no thiab xa tuaj rau peb