JY · J422 ar gyfer weldio strwythur dur carbon isel a gradd cryfder isel o strwythur dur aloi isel.



Eitem Prawf | C | Mn | Si | S | P | Ni | Cr | Mo | V |
Gwerth Gwarant | ≤0.20 | ≤1.20 | ≤1.00 | ≤0.035 | ≤0.040 | ≤0.30 | ≤0.20 | ≤0.30 | ≤0.08 |
Canlyniad Cyffredinol | 0.077 | 0.42 | 0.18 | 0.018 | 0.023 | 0.02 | 0.032 | 0.008 | 0.005 |
Eitem Prawf | Rm(MPa) | ReL(MPa) | A(%) | KV₂ (J) 0 ℃ -20 ℃ | |
Gwerth Gwarant | ≥430 | ≥330 | ≥20 | ≥27 | ≥47 |
Canlyniad Cyffredinol | 469 | 385 | 30 | 97 | 70 |
Gofynion Prawf Radio-graffig Pelydr-X: Gradd ll
Diamedr (mm) | φ2.0 | φ2.5 | φ3.2 | φ4.0 | φ5.0 |
amperage(A) | 40 ~ 70 | 60 ~ 100 | 80 ~ 140 | 140 ~ 220 | 180 ~ 230 |
Ysgrifennwch eich neges yma a'i hanfon atom