I-JQ.ER308H intsimbi yentsimbi engenamanzi entywiliselwe i-arc yocingo lokuwelda
Isicelo
Isetyenziswe ngokubanzi kwi-petrochemical kunye namanye amashishini, njenge-welding ye-12Cr18Ni9 (SUS 302), i-06Cr19Ni10 (SUS 304) kunye nezinye izinto.
Ukwakheka kweekhemikhali zocingo lweWelding(Wt%)
Umzekelo | Ukwakhiwa kweekhemikhali zocingo lokuwelda (Wt%) | ||||||||
C | Mn | Si | Cr | Ni | P | S | Cu | enye | |
JQ.ER308H | 0.059 | 1.43 | 0.30 | 19.81 | 9.45 | 0.021 | 0.006 | - | - |
Ukusebenza kwemveliso
Imodeli esemgangathweni ethobelayo (elinganayo). | Umzekelo weempawu ezibonakalayo zentsimbi egciniweyo (kunye ne-SJ601) | ||
GB | AWS | I-Tensile StrengthMPa | Elongation% |
F308-H0Cr21Ni10 | ER308H | 595 | 42.0 |
imveliso welding reference yangoku (AC okanye DC+)
Ububanzi (mm) | ¢2.5 | ¢3.2 | ¢4.0 | ¢5.0 |
Welding current(A) | 400-500 | 450-550 | 500-600 | 550-650 |
IiNkcazo zeMveliso
Idayamitha yocingo | ¢2.5 | ¢3.2 | ¢4.0 | ¢5.0 |
Ubunzima bephakheji | 25/50/100/200/250/300/350Kg/iqhekeza |
Imiqathango yokusetyenziswa kwemveliso
1.Iqondo lobushushu phakathi kweewelds liyacetyiswa ukuba lilawulwe malunga ne-150°C.Xa i-multi-pass multi-layer welding of small and medium-sized sizes, nikela ingqalelo ekulawuleni amandla omgca we-welding.
2.Uluhlu lwe-rust, ukufuma, ioli, uthuli, njl njl. inxalenye ye-welding kufuneka icocwe.
3.I-flux kufuneka ibhakwe kwi-300-350 ℃ i-2h phambi kokusetyenziswa.
Ezi ngcebiso zingentla zezesalathiso kuphela, kwaye eyona meko iya kulawula kumsebenzi othile.Ukuba kuyimfuneko, ukufaneleka kwenkqubo kufuneka kuqhutywe ngaphambi kokumisela isicwangciso se-welding.