China High didara erogba igbekale irin, alloy igbekale irin ati irin alagbara ooru sooro irin ga titẹ seamless pipe fun nya igbomikana pipelines labẹ ga titẹ ati loke titẹ olupese ati Olupese

Irin igbekalẹ erogba ti o ga julọ, irin igbekalẹ alloy ati irin alagbara, irin alagbara, irin pipe ti ko ni itutu pipe fun awọn paipu igbomikana nya si labẹ titẹ giga ati titẹ loke

Irin igbekalẹ erogba ti o ga julọ, irin igbekalẹ alloy ati irin alagbara, irin alagbara, irin ti o ga julọ paipu ailopin fun awọn opo gigun ti igbomikana labẹ titẹ giga ati loke titẹ Ifihan Aworan

Apejuwe kukuru:

Ọna iṣelọpọ:

(1) Gbogbogbo GB9948 iwọn otutu paipu irin alailẹgbẹ wa ni isalẹ 450 ℃, paipu inu ile jẹ pataki ti rara. 10, 20 erogba iwe adehun irin gbona ti yiyi paipu tabi tutu fa pipe.

②GB9948 paipu irin ti ko ni ailabawọn nigbagbogbo ni a lo ni iwọn otutu giga ati awọn ipo titẹ giga, paipu labẹ iṣẹ ti gaasi flue otutu giga ati oru omi, oxidation ati corrosion yoo ṣẹlẹ.A nilo paipu irin lati ni agbara ti o ga to gaju, giga oxidation resistance resistance ati iduroṣinṣin microstructure ti o dara.

(2) lo:

(1) Gbogbogbo GB9948 paipu irin alailẹgbẹ ni a lo ni akọkọ lati ṣe iṣelọpọ paipu ogiri ti omi tutu, paipu omi farabale, paipu nya nla ti o gbona, paipu igbomikana locomotive igbomikana nla, paipu ẹfin nla ati kekere ati paipu biriki arch.

②GB9948 tube irin ti ko ni laisiyonu jẹ lilo akọkọ lati ṣe iṣelọpọ tube superheater, tube reheater, paipu, paipu ategun akọkọ ati bẹbẹ lọ ti titẹ giga ati igbomikana titẹ giga-giga.

GB9948 irin tube ti ko ni okun ni ibamu si iṣẹ ṣiṣe iwọn otutu ti pin si tube igbomikana gbogbogbo ati tube igbomikana titẹ giga. Boya tube igbomikana gbogbogbo tabi tube igbomikana titẹ giga le pin si ọpọlọpọ awọn tubes irin ni ibamu si awọn ibeere oriṣiriṣi ti lilo rẹ.

Awọn pato ati didara irisi

(1) GB3087-2008 "Seamless Steel pipe for Low and medium pressure boiler" awọn ipese. Awọn pato ti awọn tubes irin fun orisirisi awọn igbomikana igbekale, awọn iwọn ila opin 10 ~ 426mm, awọn iru 43 ni apapọ.Awọn iru 29 ti ogiri odi lati 1.5 mm si 26mm .Sibẹsibẹ, iwọn ila opin ti ita ati sisanra ogiri ti paipu nya nla ti o gbona, pipe ẹfin nla, paipu ẹfin kekere ati paipu biriki arch ti a lo ninu igbomikana locomotive jẹ bibẹẹkọ.

(2) GB5310-2008 "Seamless Steel Tube for High pressure Boiler" gbona yiyi paipu opin 22 ~ 530mm, odi sisanra 20 ~ 70mm. Tutu fa (tutu ti yiyi) tube opin 10 ~ 108mm, odi sisanra 2.0 ~ 13.0mm.

(3) GB3087-2008 "irin tube tube fun kekere ati alabọde titẹ igbomikana" ati GB5310-2008 "irin tube ti o ni okun ti o pọju" awọn ipese. inu ati ita ita ti paipu irin.Awọn abawọn wọnyi yẹ ki o yọkuro patapata.Ijinle kiliaransi ko ni kọja iyatọ odi ti sisanra odi ipin, ati sisanra ogiri gangan ni kiliaransi kii yoo kere ju sisanra ogiri ti o kere julọ ti a gba laaye. .

Isanwo:30% idogo, 70% L / C tabi B / L daakọ tabi 100% L / C ni oju

Min.Oye Ibere:1 PC

Agbara Ipese:Lododun 20000 Toonu Oja ti Irin Pipe

Akoko asiwaju:Awọn ọjọ 7-14 ti o ba wa ni iṣura, awọn ọjọ 30-45 lati gbejade

Iṣakojọpọ:Black Vanishing, bevel ati fila fun gbogbo nikan paipu; OD ti o wa ni isalẹ 219mm nilo lati gbe ni lapapo, ati idii kọọkan ko kọja awọn toonu 2.

Fi imeeli ranṣẹ si wa Ṣe igbasilẹ bi PDF

Alaye ọja

ọja Tags

Akopọ

Standard: GB9948-2006

Ẹgbẹ ipele: 10,12CrMo,15CrMo, 07Crl9Nil0, ati bẹbẹ lọ

Sisanra: 1 - 100 mm

Ode opin (Yika): 10 - 1000 mm

Ipari: Gigun ti o wa titi tabi ipari laileto

Apẹrẹ Abala: Yika

Ibi ti Oti: China

Iwe eri: ISO9001:2008

Itọju Ooru: Annealing/normalizing/Tempering

Iwọn Ode (Yika): 10 - 1000 mm

Ohun elo: awọn tubes paṣipaarọ ooru

Itọju Ilẹ: Bi Ibeere Onibara

Ilana: Hot Rolled

Paipu Pataki: Nipọn Wall Pipe

Lilo: ooru paṣipaarọ tubes

Idanwo:UT/MT

Ohun elo

Awọn tubes irin ti ko ni idọti fun fifọ epo epo jẹ iwulo si awọn tubes irin ti ko ni idọti fun awọn tubes ileru, awọn tubes paṣipaarọ ooru ati awọn paipu titẹ ni ile-iṣẹ petrochemical.

Awọn ipele irin igbekalẹ erogba to gaju jẹ 20g, 20mng ati 25mng.
Awọn onipò irin igbekalẹ alloy: 15mog, 20mog, 12 crmog
15CrMoG, 12Cr2MoG, 12CrMoVG, ati bẹbẹ lọ

Akọkọ ite

Iwọn ti irin igbekalẹ erogba didara ga: 10#,20#

Awọn ipele irin igbekale erogba to gaju: 20g, 20mng ati 25mng

Alloy igbekale irin onipò: 15mog, 20mog, 12crmog, 15CrMoG, 12Cr2MoG, ati be be lo

Ohun elo Kemikali

No	Ipele	Ohun elo Kemikali%
		C	Si	Mn	Cr	Mo	Ni	Nb	Ti	V	Cu	P	S
												≤
Ga didara erogba igbekale irin	10	0. 07-0.13	0.17-0. 37	0.35 -0.65	<0.15	<0.15	<0. 25	-	-	<0. 08	<0. 20	0.025	0.015

	20	0.17-0. 23	0.17-0. 37	0.35 -0.65	<0. 25	<0.15	<0. 25	-	-	<0. 08	<0. 20	0.025	0.015

Alloy igbekale irin	12CrMo	0. 08-0.15	0.17 -0.37	0. 40-0. 70	0. 40-0. 70	0. 40 -0.55	<0. 30	-	-	一	<0. 20	0.025	0.015

	15CrMo	0.12 -0.18	0.17-0. 37	0.40 -0. 70	0. 80-1.1	0. 40-0.55	<0. 30	-	-	一	<0. 20	0.025	0.015

	12CrlMo	0. 08 -0.15	0.50 -1. 00	0. 30-0.6	1.00-1. 50	0.45 -0.65	<0. 30	-	-	-	<0, 20	0.025	0.015

	12CrlMoV	0. 08-0.15	0.17-0. 37	0. 40-0. 70	0.90-1.2	0. 25 -0.35	<0. 30	-	-	0.15-0. 30	<0. 20	0.025	0.010

	12Cr2Mo	0.08-0.15	<0. 50	0. 40-0. 60	2. 00-2. 50	0. 90-1.13	<0. 30	-	-	一	<0. 20	0.025	0.015

	12Cr5MoI	<0.15	<0. 50	0.30-0.6	4. 00-6	0. 45-0. 60	<0. 60		-	-	<0. 20	0.025	0.015
	12Cr5MoNT
	12Cr9MoI	<0.15	0. 25-1. 00	0. 30-0. 60	8.00 -10. 00	0. 90-1.1	<0. 60	-	-	-	<0. 20	0.025	0, 015
	12Cr9MoNT
Irin alagbara ooru sooro	07Crl9Nil0	0. 04-0.1	<1. 00	<2. 00	18. 00-20. 00	-	8. 00-11	-	-	-	-	0.030	0.015

	07Crl8NillNb	0. 04-0.1	<1. 00	<2. 00	17. 00-19. 00	-	9.00-12. 00	8C-1.1	-	-	-	0.030	0.015

	07Crl9NillTi	0. 04-0.1	<0. 75	<2. 00	17.00-20. 00	-	9. 00 ~ 13. 00	-	4C-0. 60	一	一	0.03	0.015

	022Crl7Nil2Mo2	<0. 030	<1. 00	<2. 00	16. 00-18. 00	2. 00-3. 00	10. 00 -14. 00	-	一	一	-	0.03	0.015

Mechanical Ini

Rara	Fifẹ MPa	So eso MPa	Elong lẹhin fifọ A/%		Agbara gbigba Shork kv2/j		Brinell líle nọmba
		So eso MPa	aworan	transver	aworan	transver	Brinell líle nọmba
		ko kere ju					ko si ju
10	335 “475	205	25	23	40	27
20	410-550	245	24	22	40	27
12CrMo	410 “560	205	21	19	40	27	156 HBW
15CrMo	440 “640	295	21	19	40	27	170 HBW
12CrlMo	415 -560	205	22	20	40	27	163 HBW
12CrlMoV	470 “640	255	21	19	40	27	179 HBW
12Cr2Mo	450-600	280	22	20	40	27	163 HBW
12Cr5MoI	415-590	205	22	20	40	27	163 HBW
12Cr5MoNT	480 “640	280	20	18	40	27	-
12Cr9MoI	460 ~ 640	210	20	18	40	27	179 HBW
12Cr9MoNT	590-740	390	18	16	40	27
O7Crl9NilO	2520	205	35				187 HBW
07Crl8NillNb	> 520	205	35			-	187 HBW
07Crl9NillTi	> 520	205	35		-	-	187 HBW
022Crl7Nil2Mo2	> 485	170	35		一	-	187 HBW
Fun irin pẹlu sisanra ogiri kere ju tube 5mm maṣe ṣe idanwo lile

Ibeere idanwo

Idanwo hydraulic
Idanwo hydraulic yoo ṣee ṣe fun awọn paipu irin ni ọkọọkan. Iwọn titẹ idanwo ti o pọju jẹ 20 MPa. Labẹ titẹ idanwo, akoko imuduro ko ni kere ju 10 s, ati jijo ti paipu irin ko gba laaye.
Idanwo fifẹ
Idanwo fifẹ yẹ ki o ṣe fun paipu irin pẹlu iwọn ila opin ti ita ti o tobi ju 22 mm
Idanwo igbona
Irin igbekalẹ erogba to gaju ati irin alagbara (sooro-ooru) awọn paipu irin pẹlu iwọn ila opin ti ita ti ko ju 76 mm ati sisanra ogiri ti ko ju 8 mm lọ yoo jẹ koko-ọrọ si idanwo faagun. Idanwo flaring yẹ ki o ṣee ṣe ni iwọn otutu yara. Oṣuwọn itọsi ti ita ti ita ti apẹrẹ lẹhin ti o wa ni oke mojuto taper jẹ 60% ti gbigbọn yoo pade awọn ibeere ti tabili 7. Ko si awọn dojuijako tabi awọn dojuijako ti a gba laaye lori apẹẹrẹ lẹhin gbigbọn. Gẹgẹbi awọn ibeere ti olubẹwẹ ati akiyesi ninu adehun naa, irin igbekalẹ alloy tun le ṣee lo fun idanwo faagun.
Teste ti ko ni iparun
Awọn paipu irin yoo jẹ koko-ọrọ si wiwa abawọn ultrasonic ọkan nipasẹ ọkan ni ibamu pẹlu awọn ipese ti GB / T 5777-2008. Gẹgẹbi awọn ibeere ti olubẹwẹ, awọn idanwo miiran ti kii ṣe iparun le ṣafikun lẹhin idunadura laarin olupese ati olubẹwẹ ati itọkasi ninu adehun naa.
Idanwo ipata intergranular
Idanwo ipata intergranular yoo ṣee ṣe fun paipu irin alagbara (sooro ooru). Ọna idanwo naa yoo wa ni ibamu pẹlu awọn ipese ti ọna Kannada E ni GB / T 4334-2008, ati pe a ko gba laaye iṣesi ipata intergranular lẹhin idanwo naa.
Lẹhin idunadura laarin olupese ati olubẹwẹ, ati akiyesi ninu adehun, olubẹwẹ le ṣe apẹrẹ awọn ọna idanwo ipata miiran.