Selelekela sa Tšepe e sa Khabeng ea 17-4ph

Poleiti ea tšepe e sa ruseng ea 17-4 (630) ke thepa ea tšepe e sa ruseng e thatafatsang pula ea chromium-copper e sebelisetsoang lits'ebetso tse hlokang matla a phahameng le boemo bo itekanetseng ba ho hanyetsa mafome. Matla a phahameng ke
e bolokiloe ho fihlela ho likhato tse ka bang 600 tsa Fahrenheit (likhato tse 316 tsa Fahrenheit)
Celsius).

Matlo a Kakaretso

Tšepe e sa ruseng 17-4 PH ke tšepe e sa ruseng ea martensitic e thatafatsang pula e nang le li-Cu le Nb/Cb tse ekelitsoeng. Sehlopha sena se kopanya matla a phahameng, ho thatafala (ho fihlela ho 572°F / 300°C), le ho robeha.
khanyetso.

Lintlha tsa Khemistri

Khabone	0.07 max
Chromium	15 – 17.5
Koporo	3 – 5
Tšepe	Tekanyo
Manganese	1 e phahameng ka ho fetisisa
Nikele	3 – 5
Niobium	0.15 – 0.45
Niobium+Tantalum	0.15 – 0.45
Fosforase	0.04 max
Silicone	1 e phahameng ka ho fetisisa
Sebabole	0.03 max

Khanyetso ea ts'enyeho

Alloy 17-4 PH e mamella litlhaselo tse senyang ho feta litšepe life kapa life tse tloaelehileng tse sa hloekang tse thatafalang 'me e bapisoa le Alloy 304 mecheng e mengata ea litaba.

Haeba ho na le likotsi tse ka bang teng tsa ho petsoha ha mafome a khatello ea maikutlo, mocheso o phahameng oa ho tsofala o lokela ho khethoa ho feta 1022°F (550°C), haholo-holo 1094°F (590°C). 1022°F (550°C) ke mocheso o motle ka ho fetisisa oa ho futhumatsa mecheng ea chloride.

1094°F (590°C) ke mocheso o motle ka ho fetisisa oa ho futhumatsa mocheso mecheng ea H2S.

Motsoako ona o ka hlaseloa ke mapetso kapa masoba haeba o pepesehetse metsi a leoatle a sa emeng nako e telele.

E hanela mafome liindastering tse ling tsa lik'hemik'hale, peterole, pampiri, lebese le tsa ho lokisa lijo (tse lekanang le sehlopha sa 304L).

Likopo

· Lebōpong la leoatle (lifoile, liforomo tsa helikopthara, jj.)· Indasteri ea lijo· Indasteri ea makhasi le pampiri· Sefofane (mahare a turbine, jj.)· Likarolo tsa mechini · Lipitsa tsa litšila tsa nyutlelie

Maemo

· ASTM A693 sehlopha sa 630 (AMS 5604B) UNS S17400· EURONORM 1.4542 X5CrNiCuNb 16-4· AFNOR Z5 CNU 17-4PH· DIN 1.4542