JQ.ER308H stainless hlau submerged-arc vuam hlau
Daim ntawv thov
Siv dav hauv petrochemical thiab lwm yam lag luam, xws li vuam ntawm 12Cr18Ni9 (SUS 302), 06Cr19Ni10 (SUS 304) thiab lwm yam ntaub ntawv.
Vuam hlau tshuaj muaj pes tsawg leeg (Wt%)
Qauv | Vuam hlau tshuaj muaj pes tsawg leeg (Wt%) | ||||||||
C | Mn | Si | Cr | Ni | P | S | Cu | lwm yam | |
JQ.ER308H | 0.059 ib | 1.43 ib | 0.30 Nws | 19.81 Nws | 9.45 Nws | 0.021 ib | 0.006 ib | - | - |
Khoom ua haujlwm
Ua raws (sib npaug) qauv qauv | Ib qho piv txwv ntawm lub cev muaj zog ntawm cov hlau tso nyiaj (nrog SJ601) | ||
GB | AWS | Tensile zog MPa | Elongation% |
F308-H0Cr21Ni10 | ER 308 H | 595 ib | 42.0 Nws |
Cov khoom siv vuam siv tam sim no (AC lossis DC +)
Txoj kab uas hla (mm) | ¢ 2.5 | ¢ 3.2 | ¢ 4.0 | ¢ 5.0 |
Vuam tam sim no (A) | 400-500 | 450-550 | 500-600 | 550-650 |
Khoom Specifications
Hlau txoj kab uas hla | ¢ 2.5 | ¢ 3.2 | ¢ 4.0 | ¢ 5.0 |
Pob hnyav | 25/50/100/200/250/300/350Kg / daim |
Kev ceev faj rau kev siv cov khoom
1.Qhov kub ntawm welds yog pom zoo kom tswj tau ntawm li 150 ° C.Thaum multi-pass multi-layer vuam ntawm me me thiab nruab nrab specifications, xyuam xim rau kev tswj cov vuam kab zog.
2.Cov txheej xeb, noo noo, roj, plua plav, thiab lwm yam ntawm qhov vuam yuav tsum tau ntxuav.
3.Lub flux yuav tsum tau ci ntawm 300-350 ℃ rau 2h ua ntej siv.
Cov lus qhia saum toj no tsuas yog siv rau kev siv xwb, thiab qhov xwm txheej tiag tiag yuav muaj yeej hauv kev ua haujlwm tshwj xeeb.Yog tias tsim nyog, cov txheej txheem tsim nyog yuav tsum tau ua ua ntej txiav txim siab txoj kev npaj vuam.