P295GH Nrụgide Vessel Steel efere

A na-eji ígwè nke dị mma maka iji mee ihe na okpomọkụ na-arụ ọrụ dị elu, ọkwa P295GH na-eji na-emepụta arịa nrụgide ụlọ ọrụ na igwe ọkụ. Ọ bụ ọkwa EN10028 akọwapụtara nke na-achịkwa nchara eji arụ ọrụ nrụgide.

P295GH ígwè na-enye ọrụ kachasị mma maka ngwaahịa ndị nwere nrụgide nke ga-akwado njedebe na-asọ oyi karịa 155N /mm2 na 400ºC. Ọ bụ ígwè a na-ahazi ma nwee àgwà ịgbado ọkụ nke ọma. A na-eji ya eme ihe n'ụwa nile site na ndị na-emepụta ihe na-arụ ọrụ mmanụ na gas ma nwee ike ịchọta ya na ndị na-ekpo ọkụ ọkụ, arịa nrụgide weldable na ndị na-ekpo ọkụ na pipework.

EN 10028
EN 10028 Nkebi 2 & 3 bụ nkọwapụta ụkpụrụ euro maka ngwaahịa igwe anaghị agba nchara echere maka iji na ọrụ nrụgide. Nkọwapụta ahụ na-ekpuchi nchara na-abụghị alloy na alloys yana nchara dị mma weldable.
TS EN 10028 na-edobe ọkọlọtọ maka igwe eji eme ihe na igwe ọkụ ụlọ ọrụ weldable na arịa nrụgide. Nkọwapụta ahụ nwere otu ọkwa nke DIN ochie na BS Standards nke EN 10028 dochiela ugbu a.

Ngwongwo Gnee na-enye EN 10028 ọkụ ọkụ akọwapụtara na arịa nrụgide dị mma sitere na ngwaahịa nke bụ n'ọtụtụ ebe China sitere - nke a maara maka ịdị mma ya dị elu. Efere ígwè carbon anyị na-abịa na asambodo igwe igwe ma tinye akara iji nye traceability zuru oke. N'aka nke ọzọ, onye ahịa nwere ike ịhazi ule site na ụlọ nyocha nke atọ.

Ihe mejupụtara kemịkalụ EN 10028-P295GH

C	0.08 ruo 0.20	Cr	≤0.30
Si	≤0.40	Ku	≤0.30
Mn	0.90 ruo 1.50	Mo	≤0.08
P	0.025	Nb	≤0.020
S	0.015	Ni	≤0.30
Al	≤0.020	Ti	0.03
N	≤0.012	Vi	≤0.02

(Umu kachasị elu ọ gwụla ma ekwuputara ya ọzọ)

Njirimara akụrụngwa nke EN 10028-P295GH

Ụdị	Ọkpụrụkpụ (mm)	Mpụta Ike MPa (nkeji)	Ike ọdụdọ MPa	Ogologo oge % (nkeji)	Mmetụta ike (KV J) (nkeji)
					-20°	0°	+20°
Haziri ahazi	≤ 16	295	460 - 580	21	27	34	40
	16> ruo ≤40	290	460 - 580	21	27	34	40
	40> ruo ≤60	285	460 - 580	21	27	34	40
	60> ruo ≤100	260	460 - 580	21	27	34	40
	100> ruo ≤150	235	440 - 570	21	27	34	40
	150> ruo ≤250	220	430 - 570	21	27	34	40

(Ụkpụrụ kacha nta ma ọ bụrụ na ekwughị ya ọzọ)