Ngwakọta ígwè R407 (AWS E9015-B3) nke na-eguzogide okpomọkụ nke pearlitic, mkpanaka ịgbado ọkụ dị ala nke hydrogen, mkpanaka ịgbado ọkụ nke metal arc.

Molybdenum na Chromium Molybdenum nke na-eguzogide okpomọkụ site na ígwè ịgbado ọkụ

R407                                                     

GB/T E6015-B3

AWS A5.5 E9015-B3

Nkọwa: R407 bụ elektrọd ígwè nke na-eguzogide okpomọkụ pearlitic nwere mkpuchi sodium dị ala nke nwere 2.5% Cr – 1% Mo. Jiri DCEP (elektrọd direct current positive) ma nwee ike ịgbado ọkụ n'ọnọdụ niile. A ga-eme ka ịgbado ọkụ ahụ dị ọkụ ruo 200 ~ 300°C tupu ịgbado ọkụ.

Ngwa: A na-eji ya agbakọta ọkpọkọ ndị nwere okpomọkụ dị elu na nrụgide dị elu nke nwere okpomọkụ na-arụ ọrụ n'okpuru 550°C, igwe kemịkalụ sịntetik, ngwa mgbawa mmanụ ala, wdg.

Ngwakọta kemịkalụ nke ígwè weld(%):

Njirimara mekaniki nke igwe weld:

Ọdịnaya hydrogen nke ígwè e tinyere n'ime ya: ≤4.0mL/100g (usoro glycerin)

Nnyocha X-ray: ọkwa I

Ugbu a akwadoro:

Rịba ama:

1. A ga-emerịrị electrode ahụ ruo otu awa na 350℃ tupu a rụọ ọrụ ịgbado ọkụ;

2. Ọ dị mkpa ihicha ihe ndị ruru unyi, mmanụ, mmiri, na ihe ndị na-adịghị mma dị n'akụkụ ịgbado ọkụ tupu ịgbado ọkụ.