EN 10028-2 Bamba la Chuma la Shinikizo la Chombo P265GH

Bidhaa ya sahani ya chuma inayopatikana kwa kiwango cha EN10028-2 inajumuisha darasa 5 za chuma: P265GH, P295GH, P355GH, 16Mo3, 10CrMo9-10.
EN 10028-2 ni kiwango cha Ulaya ambacho hubainisha mahitaji ya sahani ya chuma na bidhaa za karatasi kwa vifaa vya shinikizo vilivyotengenezwa kwa vyuma visivyo na aloi vinavyoweza kuchemshwa vilivyo na sifa za halijoto ya juu kama ilivyobainishwa.

• Unene: 6-80 mm
• Urefu: 6000mm~15000mm au inavyohitajika
• Upana: 1800mm-3220mm
• Maombi: Sahani ya chuma ya tanki la mafuta, sahani ya boiler ya shinikizo la juu, sahani ya chuma ya shinikizo la chombo
• Teknolojia ya Ziada: kuviringisha moto, kubingirisha, kudhibitiwa, kurekebisha hali ya hewa, kukawia kwa hali ya kawaida, ugumu na ukali, HIC, SSC, SPWHT, Jaribio la Watu Wengine.
• Uso: Mlipuko na Uchoraji Uliopakwa au Risasi.
• Hali ya uwasilishaji: Inayoviringishwa Moto, Inayoviringishwa Baridi
• Kiwango cha Chuma: P265GH, P295GH, P355GH, 16Mo3, 10CrMo9-10

Muundo wa Kemikali:

Daraja la chuma	Nambari	C	Si	Mhe	Pmax	Smax	Jumla	N	Cr	Mtoto	Mo	Nb	Ni	Ti	V	Wengine
P235GH	1.0345	≤0.16	≤0.35	0.60cto1.20	0.025	0.015	≤0.020	≤0.012d	≤0.30	≤0.30	≤0.08	≤0.020	≤0.30	0.03	≤0.02	Cr+Cu+Mo+Ni: ≤0.70
P265GH	1.0425	≤0.20	≤0.40	0.80cto1.40	0.025	0.015	≤0.020	≤0.012d	≤0.30	≤0.30	≤0.08	≤0.020	≤0.30	0.03	≤0.02
P295GH	1.0481	0.08 hadi 0.20	≤0.40	0.90cto1.50	0.025	0.015	≤0.020	≤0.012d	≤0.30	≤0.30	≤0.08	≤0.020	≤0.30	0.03	≤0.02
P355GH	1.0473	0.10 hadi 0.22	≤0.40	1.10 hadi 1.70	0.025	0.015	≤0.020	≤0.012d	≤0.30	≤0.30	≤0.08	≤0.020	≤0.30	0.03	≤0.02
16Mo3	1.5415	0.12 hadi 0.20	≤0.35	0.40to0.90	0.025	0.010	e	≤0.012	≤0.30	≤0.30	0.25to0.35	-	≤0.30	-	-	-
18MnMo4-5	1.5414	≤0.20	≤0.40	0.90 hadi 1.50	0.015	0.005	e	≤0.012	≤0.30	≤0.30	0.45to0.60	-	≤0.30	-	-	-

Sifa za Mitambo:

Daraja la chuma		Jimbo la Uwasilishaji	Unene mm	Mazao Nguvu Mpa≥	Nguvu ya Mkazo Mpa	Kurefusha %≥	Kiwango cha Chini cha Athari za Nguvu ya Joto
jina	nambari						-20	0	+20
P235GH	1.0345	+Nd	≤16	235	360～480	24	27	34	40
			16＜t≤40	225
			40＜t≤60	215
			60＜t≤100	200
			100＜t≤150	185	350～480
			150＜t≤250	170	340～480
P265GH	1.0425	+Nd	≤16	265	410～530	22	27	34	40
			16＜t≤40	255
			40＜t≤60	245
			60＜t≤100	215
			100＜t≤150	200	400～530
			150＜t≤250	185	390～530
P295GH	1.0481	+Nd	≤16	295	460～580	21	27	34	40
			16＜t≤40	290
			40＜t≤60	285
			60＜t≤100	260
			100＜t≤150	235	440～570
			150＜t≤250	220	430～570
P355GH	1.0473	+Nd	≤16	355	510～650	20	27	34	40
			16＜t≤40	345
			40＜t≤60	335
			60＜t≤100	315	490～630
			100＜t≤150	295	480～630
			150＜t≤250	280	470～630
16Mo3	1.5415	+Ne	≤16	275	440～590	22	f	f	31