E9015-B3 electrode yekuwelda yesimbi yakaderera

Tsananguro pfupi:

Maerekitirodhi eSimbi Dzinodzivirira Kutsvedza


Ruzivo rweChigadzirwa

Matagi eChigadzirwa

AWS: SFA 5.5 E9015-B3Maerekitirodhi eSimbi Dzinodzivirira Kutsvedza

Kuisa hydrogen electrode shoma 2.25Cr - 1Mo weld simbi, inoratidza simba guru uye kuramba kukwira pakupisa kwakakwira kusvika ku575 C. Inoshandiswa pakusanganisa simbi inodzivirira kukwira kwe21⁄4 Cr-1 Mo uye Cr-Mo-V inodzivirira kukwira kwehydrogen pasi pekumanikidzwa pamwe chete nesimbi dzakaumbwa dzakafanana nesimbi yeweld. Mashandisirwo akajairika anosanganisira kuvaka steam boiler, kusanganisa steam uye super-heater piping, mapower plant, maoiri refinery nemachemical plants.

KUUMBIKA KWEMAKEMIKIRI YESIMBIRI YEWELD (%)

Chinhu C Mn Si P S Cr Mo
Chikamu 0.05-0.12 0.5-0.9 0.5 0.030 0.022 2.0-2.5 0.9-1.2

ZVINHU ZVEMAKANIKISI ZVINOWEDZERWA SIMBIRI

(PWHT: 690°C KWEAWA 1)

UTS YS Kureba
(MPa) (MPa) (L= 4d)%
590 550 15

DATA RAVA PARIZVINO UYE ROKUPAKISA: DC (+)

Saizi (mm)

5×450

4×450

3.15×450

2.5×350

Range yeParizvino (Amps)

200-250

150-190

100-140

70-100

Huwandu (Zvikamu/Bhokisi)

35

55

75

100

Kungwarira

1. Omesazve maerekitirodhi pa 250-300 C kweawa imwe chete, zvichienderana netsika yedu yakakurudzirwa.

2. Shandisa tambo pfupi uye tambo.


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