AWS E7015-G Cov Hlau Kub Qis Qis Vuam Electrode W707 Cov Hlau Kub Qis Qis Vuam Rods

Kev Piav Qhia Luv:

W707 (AWS E7015-G) yog lub electrode hlau uas kub tsawg nrog cov txheej hydrogen sodium tsawg.

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Cov Lus Qhia Txog Khoom

Cov Cim Npe Khoom

Cov Hlau Kub Qis Tshaj Plaws Vuam Electrode

W707

GB/T E5015-G

AWS A5.5 E7015-G

Kev piav qhia: W707 yog lub electrode hlau uas kub tsawg nrog cov txheej sodium hydrogen tsawg. Siv DCEP (direct current electrode positive) thiab tuaj yeem vuam rau txhua qhov chaw. Cov hlau uas tso rau hauv tseem muaj kev cuam tshuam zoo ntawm -70 ° C.

Daim Ntawv Thov: Siv rau vuam cov hlau kub qis xws li 2.5Ni.

Cov tshuaj lom neeg muaj pes tsawg leeg ntawm cov hlau vuam (%):

C	Mn	Si	Ni	S	P
≤0.08	≤1.25	≤0.60	2.00 ~ 2.75	≤0.020	≤0.025

Cov khoom siv kho tshuab ntawm cov hlau vuam:

Khoom sim

Lub zog tensile

Mpa

Lub zog tawm los

Mpa

Kev ntev

Tus nqi cuam tshuam (J)

-70 ℃

Tau lees paub

≥490

≥390

≥22

≥27

Cov ntsiab lus hydrogen diffusion ntawm cov hlau tso: ≤6.0mL / 100g (txheej txheem glycerin) lossis ≤10mL / 100g (txheej txheem mercury lossis roj chromatography)

Kev tshuaj xyuas X-ray: Kuv qib

Pom zoo tam sim no:

(hli)

Txoj kab uas hla ntawm tus pas nrig

2.0

2.5

3.2

4.0

5.0

(Ib)

Vuam Tam Sim No

40 ~ 70