420 igwe anaghị agba nchara eferebụ nke martensitic igwe anaghị agba nchara, nke nwere ụfọdụ mgbochi eyi na nguzogide corrosion, ike siri ike, na ọnụahịa dị ala karịa njirimara igwe anaghị agba nchara ndị ọzọ. 420 igwe anaghị agba nchara na-adabara ụdị nile nke nkenke igwe, bearings, eletriki ngwa, ngwá, ngwá, mita, ụgbọ ala, ngwa ezinụlọ, wdg 420 igwe anaghị agba nchara na-akasị eji na mmepụta nke akụkụ na-eguzogide ọgwụ na ikuku, mmiri vapor. mmiri na oxidative acid corrosion.
China 420 igwe anaghị agba nchara mpempe akwụkwọ Executive ọkọlọtọ:
GB/T 3280-2015 “Ibe igwe anaghị agba nchara na mpempe akwụkwọ”
GB/T 4237-2015 "igwe anaghị agba nchara na-ekpo ọkụ akpọrepu ígwè efere na warara"
GB/T 20878-2007 "igwe anaghị agba nchara na okpomọkụ na-eguzogide akara akara na chemical mejupụtara"
420 igwe anaghị agba nchara na China:
Ọhụrụ ọhụrụ: 20Cr13, 30Cr13, 40Cr13.
Ọkwa ochie: 2Cr13, 3Cr13, 4Cr13.
Njirimara na ojiji nke China 420 igwe anaghị agba nchara:
20Cr13 igwe anaghị agba nchara: elu ike na menyụọ steeti, ezigbo corrosion eguzogide. Maka igwe turbine uzuoku.
30Cr13 igwe anaghị agba nchara: ike karịa 20Cr13 mgbe quenching, eji dị ka ọnwụ ngwaọrụ, nozzles, valvụ oche, valves, wdg.
40Cr13 igwe anaghị agba nchara: ike karịa 30Cr13 mgbe quenching, eji dị ka ọnwụ ngwaọrụ, nozzles, valvụ oche, valves, wdg.
Oge nzipu: Jul-31-2023