Inconel 660 / Alloy 660 (UNS S66286 / SUH660 / GH2132) – Superalloy ishingiye ku cyuma gikomeza imvura kugira ngo ikoreshwe mu bushyuhe bwinshi Ishusho yagaragaye

Inconel 660 / Alloy 660 (UNS S66286 / SUH660 / GH2132) – Superalloy ishingiye ku bushyuhe bwinshi ikoreshwa mu imvura

Ibisobanuro bigufi:

Inconel 660 (UNS S66286 / SUH660 / GH2132 /W.Nr. 1.4980) ni superalloy ikoreshwa mu byuma ishobora gukomera mu gihe cy'imvura, ifite imbaraga zidasanzwe mu bushyuhe bwinshi no kurwanya oxidation kugeza kuri 704°C (1300°F). Womic Steel itanga Inconel 660 mu buryo butandukanye bw'ibicuruzwa birimo umuyoboro udafite umugozi, umuyoboro wasutswe, icyuma cy'icyuma, icyuma gifunganye, icyuma gifunganye, icyuma gifunganye, icyuma gifunganye, icyuma gifunganye, icyuma gifunganye, icyuma gifunganye, icyuma gifunganye, insinga n'ibifunga byo mu kirere, turbine ya gaze, imodoka, icyuma cya kirimbuzi, na peteroli.

Ohereza imeri kuri twe Ibisobanuro by'ibicuruzwa

Ibisobanuro birambuye ku gicuruzwa

Ibirango by'ibicuruzwa

Incamake y'ibicuruzwa

Iyi aluminiyumu izwi kandi nka AISI 660, Grade 660, ASTM A453 Grade 660, kandi ikoreshwa cyane mu gukoresha bolting no gufunga mu bushyuhe bwinshi aho bikenewe imbaraga n'ubudahangarwa bw'ingufu. Inconel 660 ni aluminiyumu ikomeza imvura ikagira imbaraga zidasanzwe binyuze mu bushyuhe bugenzurwa. Ugereranyije n'ibyuma bisanzwe bitagira umugese, Grade 660 itanga imbaraga nyinshi zo gucika no kudacika mu bushyuhe bwinshi, bigatuma iba ibikoresho bisanzwe ku bice bya moteri ya jet, ibifunga bya turbine, n'ibikorwa by'imodoka bigezweho.

Inconel 660 ni iki?

Inconel 660 ni aloyi ikoze muri nikeli-chromium ikungahaye ku bushyuhe bukabije buterwa no kugwa kwa γ' [Ni₃(Al,Ti)] mu gihe cyo gusaza. Iyi aloyi irimo hafi 24-27% bya nikeli, 13.5-16% bya chromium, hamwe n'inyongera za titaniyumu (1.9-2.35%), aluminiyumu (0.10-0.35%), molybdenum (1.0-1.5%), na vanadium (0.10-0.50%). Yagenewe gukoreshwa isaba imbaraga nyinshi kugeza kuri 700°C kandi irwanya ogisijeni n'ingufu.

Icyiciro cya 660 kizwiho:

Ubushyuhe bwinshikugeza kuri 704°C (1300°F)
Ubudahangarwa bwiza bwo gukurura no gucika kw'imitsiku bushyuhe buri hejuru
Imvura irakomerabinyuze mu buryo busanzwe bwo kuvura ubushyuhe bushaje
Ubudahangarwa bwiza bwo kurwanya ogisijenikugeza kuri 815°C
Ubudahangarwa bwo kuruhuka mu gihe umuntu ahangayikishijwe n'imihangayikoku bushyuhe bwinshi
Ntirikoresha ingufu za rukuruziimitungo
Uburyo bwiza bwo gukora ibintun'ubushobozi bwo gukora ibyuma

Ibikoresho bya shimi

Igice	UNS S66286 (ASTM)	SUH660 (JIS)	GH2132 (GB)	Uruhare
Nickel (Ni)	24.0 – 27.0	24.0 – 27.0	24.0 – 27.0	Igitera imbaraga cya Austenite, kirwanya ingese
Chromium (Cr)	13.5 – 16.0	13.5 – 16.0	13.5 – 16.0	Ubudahangarwa bw'ingufu, karubide yahoze ari
Molybdenum (Mo)	1.0 – 1.5	1.0 – 1.5	1.0 – 1.5	Gukomeza umuti ukomeye
Titanium (Ti)	1.90 – 2.35	1.90 – 2.35	1.90 – 2.35	imvura ya γ', gukomera kw'imyaka
Aluminium (Al)	0.10 – 0.35	≤ 0.35	≤ 0.35	imvura ya γ'
Vanadium (V)	0.10 – 0.50	0.10 – 0.50	0.10 – 0.50	Gutunganya ibinyampeke, karubide yahoze ari
Boroni (B)	0.003 – 0.010	0.001 – 0.010	0.001 – 0.010	Gukomeza imipaka y'ibinyampeke
Cobalt (Kompanyi)	≤ 1.00	≤ 1.00	≤ 1.00	Igice gisigaye
Icyuma (Fe)	Kuringaniza	Kuringaniza	Kuringaniza	Igice cy'ibanze
Karuboni (C)	≤ 0.08	≤ 0.08	≤ 0.08	Karubide yahoze ari
Silikoni (Si)	≤ 1.00	≤ 1.00	≤ 1.00	Deoxidizer
Manganese (Mn)	≤ 2.00	≤ 2.00	≤ 2.00	Deoxidizer
Fosifore (P)	≤ 0.025	≤ 0.040	≤ 0.030	Umwanda
Sulfure (S)	≤ 0.025	≤ 0.030	≤ 0.020	Umwanda

Imiterere ya mekanike

Indwara ya Annealed (Umuti wavuwe)

Umutungo	ASTM A453 Icyiciro cya 660
Imbaraga zo Gukurura	≤ 724 MPa (105 ksi)
Kurekura	≥ 25%
Ubukomere	≤ 91 HRB

Indwara yo gusaza (Imvura irakomera)

Umutungo	ASTM A453 Icyiciro cya 660	Ibisanzwe byagezweho
Imbaraga zo Gukurura	≥ 965 MPa (140 ksi)	1.000 – 1.100 MPa
Imbaraga z'umusaruro (0.2% ku gipimo cyo kugabanya)	≥ 655 MPa (95 ksi)	700 – 800 MPa
Kurekura	≥ 15%	18 – 25%
Ubukomere	24 - 35 HRC	28 – 32 HRC
Ingufu zo mu mazi (650°C, amasaha 100)	≈ 240 MPa
Ingufu zo mu mazi (700°C, amasaha 100)	≈ 210 MPa

Imiterere Ifatika

Umutungo	Agaciro
Ubucucike	7.95 g/cm³
Urugendo rwo Gushonga	1371 – 1427°C
Ubushobozi bwo gutwara ubushyuhe	15.0 W/m·K kuri 150°C
Igipimo cy'ubushyuhe (20-100°C)	16.8 × 10⁻⁶/°C
Modulus irashya	201 GPa
Ubushobozi bwo kwihanganira amashanyarazi bwa rukuruzi	Ntirikoresha ingufu za rukuruzi

Ibyiza by'ingenzi bya Inconel 660

Imbaraga z'ubushyuhe bwinshi– Inconel 660 ikomeza imbaraga zo gukurura cyane, umunaniro, no gucikagurika kugeza kuri 704°C. Uburyo bwo kongera imvura bwa γ' butanga imbaraga zo hejuru cyane mu bushyuhe ugereranije n'ibyuma bisanzwe bya austenitic stainless. Iyi alloy ikoreshwa cyane mu gufunga turbine bolts n'ibifunga aho kwirinda kuruhuka ari ingenzi cyane.

Ubudahangarwa bwiza bwo kurwanya udukoko two mu mazi– Iyi aluminiyumu igaragaza ubudahangarwa bukomeye bwo gukurura iyo ubushyuhe buri hejuru. Igihe cyo gukurura no gukurura kuri 650°C kirenga amasaha 1.000 iyo hari ubushyuhe buringaniye, bigatuma iba ibikoresho byizewe byo gukoresha mu gihe kirekire mu bushyuhe bwinshi.

Ingufu nziza zo kurwanya ingese no kurwanya uburyaryate– Ifite chromium iri hagati ya 13.5-16%, Inconel 660 itanga ubushobozi bwo kurwanya ogisijeni, ubwinshi, no kwangirika mu bushyuhe bwinshi. Iyi alloy ikora neza mu bidukikije bigabanya ogisijeni kugeza kuri 815°C kandi irwanya ibintu bitandukanye bigabanya ubushyuhe.

Imvura irakomera– Inconel 660 ishobora gukomera bitewe n’ubushyuhe busanzwe. Ingendo isanzwe yo gusaza (675-705°C, amasaha 12-16) ikora neza mu buryo bwa mekanike kandi igatanga ubushobozi bwiza bwo kugabanya imihangayiko, ibyo bikaba ari ingenzi cyane mu gukoresha bolting.

Ubudahangarwa Bwiza bwo Kunanirwa– Iyi alloy itanga ubushobozi bwo kurwanya umunaniro n'ubushyuhe, bigatuma ikoreshwa neza n'ibice bishobora gukururwa n'ubushyuhe bwinshi. Ibi ni ingenzi cyane ku ikoreshwa rya turbine n'ibice bya moteri.

Gukora neza no gukoresha neza ibikoresho– Inconel 660 ifite ubushobozi bwo gukora neza kurusha izindi superalloys nyinshi. Ishobora gucurwa byoroshye, gukoreshwa mu buryo bushyushye, no gukoreshwa mu buryo bukonje. Ifu irashobora gusudira hakoreshejwe TIG, MIG, no gusudira mu buryo burwanya ubushyuhe hakoreshejwe ibyuma bikwiye.

Icyiciro cya 660 ugereranije na Inconel 718: Kugereranya

Umutungo	Inconel 660 (Icyiciro cya 660)	Inconel 718
Igice cy'ibanze	Ubutare (kuringaniza) bufite 24-27% Ni	Nickel (50-55%) hamwe na 18-20% Fe
Icyiciro cyo Gukomeza	γ' (Ni₃(Al,Ti))	γ '(Ni₃Al) + γ' '(Ni₃Nb)
Imbaraga zo gukurura (zimaze igihe)	≥ 965 MPa	≥ 1.240 MPa
Ubushobozi bw'ubushyuhe	Kugeza kuri 704°C	Kugeza kuri 700°C
Porogaramu z'ingenzi	Ibikoresho bya turbine, ibifunga, ibyuma, ibice bya moteri ya jet	Disiki za turbine, moteri za roketi, peteroli na gaze bya HPHT
Ikiguzi	Birahendutse cyane	Hejuru

Igihe cyo guhitamo Icyiciro cya 660:Porogaramu zisaba imigozi n'imizingo bikoresha ubushyuhe bwinshi, ibice bya moteri ya jet, imigozi ya turbine, n'imodoka ifite ubushobozi bwo gukora cyane aho igiciro ari ikintu gikenewe kandi imbaraga nyinshi kugeza kuri 700°C zikenewe.

Igihe cyo guhitamo Inconel 718:Gukoresha bisaba imbaraga nyinshi mu bushyuhe bwinshi, gukomera kw'ivunika, no kudacika intege ku bushyuhe bugera kuri 700°C aho ikiguzi kitari gikwiye.

Uburyo bwo kuvura ubushyuhe bwa Inconel 660

Inconel 660 ni ifu ikomera mu gihe cy'imvura ikenera uburyo bwihariye bwo gutunganya ubushyuhe kugira ngo igere ku miterere myiza ya mekanike:

Gufata umuti (Ikibazo A):

Ubushyuhe:Ubushyuhe 980 – 1010°C (1800 – 1850°F)
Igihe cyo kwiyuhagira:Isaha 1
Gukonjesha:Gukonjesha vuba (amavuta cyangwa amazi azima)
Intego:Shyiraho imirasire yose, ugere kuri austenite imwe y'icyiciro kimwe
Ibisubizo:Yoroshye, irakora neza, yiteguye gutegurwa no gukorwa

Gukomera kw'imvura (Gusaza - Imiterere B):

Ubushyuhe:Ubushyuhe 675 – 705°C (1250 – 1300°F)
Igihe cyo kwiyuhagira:Amasaha 12 - 16
Gukonjesha:Konjesha umwuka
Intego:Ifishi Ni₃ (Al, Ti) γ 'imvura igwa
Ibisubizo:Imbaraga ntarengwa no kurwanya kwihuta

Gusaza kabiri (Ubundi buryo):

Icyiciro cya Mbere: 705°C mu gihe cy'amasaha 16, itanura rikonje kugeza kuri 620°C
Icyiciro cya Kabiri: 620°C mu gihe cy'amasaha 16, ubukonje bw'umwuka
Intego:Ongera imbaraga zo kuruhuka mu gihe cyo gukoresha bolting

Impapuro z'ibicuruzwa biboneka muri Womic Steel

Umuyoboro Udapfundikiye n'Umuyoboro Udapfundikiye

Ingano yo hanze:6mm – 200mm
Ubunini bw'urukuta:1mm – 25mm
Uburebure:Kugeza kuri metero 12
Amahame ngenderwaho:ASTM B639, ASTM B983, AMS 5731, AMS 5732, AMS 5737, AMS 5895
Porogaramu:Imiyoboro ikoresha ubushyuhe bwinshi, imiyoboro ihindura ubushyuhe, imiyoboro y'ibikoresho, imiyoboro y'indege
Amagambo y'ingenzi:Umuyoboro wa Inconel 660 udafite umugozi, umuyoboro wa Grade 660, umuyoboro wa UNS S66286, umuyoboro wa SUH660, umuyoboro wa 1.4980 udafite umugozi

Urubaho rw'icyuma (Rwuzengurutse, Rurerure, Rugororotse, Hex)

Ingano:6mm – 300mm
Ubuso:Ishyushye cyane, Irabagirana (ishushanyije ukonje), Ifite hasi, Irahindukiye
Amahame ngenderwaho:ASTM A453, ASTM B639, AMS 5731, AMS 5732, AMS 5734, AMS 5737
Porogaramu:Ibikoresho byo gufunga, imigozi, imigozi, amashami y'ingufu, ibyuma byo gukata
Amagambo y'ingenzi:Icyuma kizengurutse cya Inconel 660, Icyuma kizengurutse cya Grade 660, Icyuma kizengurutse cya SUH660, ASTM A453 Icyuma kizengurutse cya Grade 660, ibifunga by'ubushyuhe bwinshi

Isahani y'icyuma n'urupapuro

Ubunini:1mm – 100mm
Ubugari:Kugeza kuri 2000mm
Amahame ngenderwaho:AMS 5525, AMS 5858
Porogaramu:Ibice by'imitsi ikoresha umuvuduko, ibice by'imiterere, ahantu hadafite plange
Amagambo y'ingenzi:Isahani ya Inconel 660, urupapuro rwo mu rwego rwa 660, isahani y'aloyi, isahani y'ubushyuhe bwinshi

Igikoresho cy'icyuma n'umukandara

Ubunini:0.5mm – 4.0mm
Ubugari:10mm – 1000mm
Amahame ngenderwaho:AMS 5525
Porogaramu:Ibice byakozwe, imivure, ibirango
Amagambo y'ingenzi:Inconel 660 coil, umurongo, umurongo w'ubushyuhe bwinshi

Ibikoresho byo gushyiramo ibyuma n'ibikoresho

Ubwoko:Ijosi ryo gusudira, Gushishura, Guta ubwenge, Gusudira mu nsingo, Gushyiramo imigozi
Ingano:1/2" – 24"
Igipimo cy'umuvuduko:Icyiciro cya 150 - Icyiciro cya 2500
Amahame ngenderwaho:ASTM A453, ASME B16.5
Amagambo y'ingenzi:Ibyuma bya Inconel 660, ibikoresho bya Grade 660

Imashini zo gucura

Ubwoko:Impeta, disiki, imigozi, imibiri ya valve, imiterere yihariye
Uburemere:Kugeza kuri 3.000kg kuri buri gice
Amahame ngenderwaho:ASTM A453, AMS 5731
Amagambo y'ingenzi:Inconel 660 icukura, impeta icukura, icukura ibice bya turbine

Ibikoresho byo gufata (Bolts, Nuts, Studs)

Ubwoko:Udupira twa hex, vis zo mu mutwe w'agapfundikizo, Udupira twa Stud, Udupira twakozwe mu migozi, Nuts, Udupira two kumesa
Ingano:M2 – M100, 1/4" – 4"
Amahame ngenderwaho:ASTM A453 Icyiciro cya 660, ASTM B637
Porogaramu:Amabati ya turbine, imiyoboro y'ubushyuhe bwinshi, ibifunga by'imiterere
Amagambo y'ingenzi:Bolts za Inconel 660, bolts za Grade 660 stud, ibifunga by'ubushyuhe bwinshi, bolts za turbine

Valve zo mu rwego rwa 660

Ubwoko:Vali z'umupira, Vali z'irembo, Vali z'umubumbe, Vali zo kugenzura
Ingano:1/2" – 12"
Igipimo cy'umuvuduko:Icyiciro cya 150 - Icyiciro cya 2500
Ingano y'ubushyuhe:-196°C kugeza +704°C
Amahame ngenderwaho y'igishushanyo mbonera:API 608, API 6D, ASME B16.34
Ibikorwa:Amaboko, Amazi y'umuyaga, Amashanyarazi
Porogaramu:Gutandukanya ibikorwa by'ubushyuhe bwinshi, imiyoboro y'umwuka wa turbine, kugenzura turbine ya gaze

Porogaramu za Inconel 660

Ibyerekeye ikirere– Inconel 660 ikoreshwa cyane mu bice bya moteri ya jet na turbine ya gaze birimo bolts za turbine, disiki za compressor, casings za turbine, ibice bya afterburner, thrust reversers, n'ibikoresho byo gushyiramo moteri. Ihuriro ryayo ry'imbaraga z'ubushyuhe bwinshi, ubwirinzi bw'umunaniro, no kwirinda oxidation bituma iba nziza cyane mu bikoresho by'ingenzi byo mu kirere. Iyi alloy ni ibikoresho bisanzwe byo gukoresha bolts za moteri ya jet n'ibifunga bikora ku bushyuhe bugera kuri 700°C.

Ingufu zikoreshwa mu kubyaza amashanyarazi turbine– Iyi alloy ikoreshwa mu gukora bolts za turbine, stud, n'ibifunga muri turbines za gaze zo mu nganda, turbines z'umwuka, n'inganda zikora amashanyarazi ahuza. Ubudahangarwa bwayo ku kuruhuka kw'imihangayiko mu bushyuhe buri hejuru butuma ihuzwa ryizewe mu gihe kirekire.

Imodoka– Inconel 660 ikoreshwa mu mazu akoresha turbocharger, moteri zisohora umwotsi, moteri za mazutu, n'ibifunga by'imodoka bifite ubushobozi bwo hejuru. Ubushobozi bwayo bwo kwihanganira ubushyuhe bw'imyuka isohora umwotsi n'ubushyuhe butuma ikoreshwa neza muri moteri zigezweho zifite ubushobozi bwo hejuru kandi zifite turbocharger.

Ingufu za kirimbuzi– Iyi aluminiyumu ikoreshwa mu bice bya reactor ya kirimbuzi, imbere mu gice cy’imbere, uburyo bwo kugenzura inkoni, n’ibifunga bishyuha cyane bisaba kwizerwa no guhangana n’imirasire ya neutron igihe kirekire.

Gutunganya Petroli– Inconel 660 ikoreshwa mu byuma bitanga ubushyuhe bwinshi, imiyoboro ivugurura, ibice by'itanura, n'imiyoboro itunganya ikenera imbaraga n'ubudahangarwa bw'umwuka mu bushyuhe buri hejuru.

Gutera imigozi mu bushyuhe bwinshi– Icyiciro cya 660 ni cyo gikoresho gisanzwe cyo gukoresha mu gufunga imigozi mu bushyuhe bwinshi. Imigozi n'imigozi bya ASTM A453 Icyiciro cya 660 bikoreshwa cyane mu gufunga imigozi y'umuvuduko, imigozi ya turbine, n'imiyoboro y'ubushyuhe bwinshi isaba imbaraga zo kwirinda gukurura no kuruhuka.

Amahame n'Ibisobanuro

Igisanzwe	Ibisobanuro
Ishyirwa mu bikorwa rya UNS	S66286
Nimero ya Werkstoff	1.4980
AISI/SAE	660
ASTM A453	Ibipimo ngenderwaho byo gufunga imigozi mu bushyuhe bwinshi
ASTM B639	Agakoresho/agakoresho k'icyuma gashyuha cyane
AMS 5525	Isahani/urupapuro/agace
AMS 5731	Urubaho, insinga, ibikoresho byo gucura
AMS 5732	Urubaho, insinga, ibikoresho byo gucura
AMS 5734	Urubaho, insinga, ibikoresho byo gucura
AMS 5737	Umuyoboro n'umuyoboro
AMS 5895	Urubaho, insinga, ibikoresho byo gucura
JIS	SUH660
GB/T	GH2132
Iburayi	1.4980 / X6NiCrTiMoV25-15-2
ISO	X6NiCrTiMoV25-15-2

Ibibazo Bikunze Kubazwa

Q: Inconel 660 ni iki?

A: Inconel 660 (UNS S66286 / SUH660 / GH2132) ni superalloy ikoresha icyuma ikomeza imvura, ikaba ifite imbaraga nziza cyane mu bushyuhe bukabije kugeza kuri 704°C. Ikomezwa n'imvura ya γ' binyuze mu kuvura ubushyuhe busaza kandi ikoreshwa cyane mu gufunga turbine, gufunga, n'ibice bya moteri ya jet.

Q: Ni irihe tandukaniro riri hagati y'icyiciro cya 660 na Inconel 718?

A: Inconel 660 ishingiye ku cyuma (ifite 24-27% Ni, Fe iringaniye) ifite imbaraga zo gukurura ≥ 965 MPa, mu gihe Inconel 718 ishingiye kuri nikeli (50-55% Ni) ifite imbaraga zo gukurura ≥ 1,240 MPa. Ingano ya 660 ihendutse kandi ikoreshwa cyane mu gukurura; Inconel 718 ikoreshwa mu mbaraga nyinshi.

Q: Ni ubushyuhe ntarengwa bwa serivisi ya Inconel 660 ni ubuhe?

A: Inconel 660 ifite amanota yo gukomeza gukora kugeza kuri 704°C (1300°F). Ku bijyanye no kwirinda ogisijeni, ingendo z'igihe gito kugeza kuri 815°C (1500°F) zirashoboka. Ingufu zo gusimbuka ziragabanuka cyane hejuru ya 700°C.

Q: Ese Inconel 660 ishobora gusudira byoroshye?

A: Yego, Inconel 660 ishobora gusudira hakoreshejwe TIG, MIG, na resistance welding. Ariko, gusudira bisaba kugenzura neza uburyo ubushyuhe bushyirwamo n'uburyo ibyuma bishyirwamo bitoranywa kugira ngo hirindwe ko ubushyuhe bucika. Gufunga no gusaza nyuma yo gusudira bishobora gusaza kugira ngo hasubizwe imiterere ya mekanike.

Q: Ni izihe nyuguti zihwanye na Inconel 660 zo mu Bushinwa?

A: Igipimo cy’Ubushinwa cya Inconel 660 ni GH2132 (高温合金) mu bijyanye n’ikirere n’ubushyuhe bwinshi, naho igipimo cy’Ubuyapani cya SUH660.

Q: Ni izihe fomu z'ibicuruzwa biboneka kuri Inconel 660?

A: Womic Steel itanga Inconel 660 mu muyoboro udafite umugozi, umuyoboro ushongeshejwe, icyuma gifunganye, isahani y'icyuma, icyuma gifunganye, umugozi, flanges, fittings, forgings, insinga, fasteners, na valves. Ibisobanuro byuzuye by'ibicuruzwa n'ingano byanditse mu gice cy'ibicuruzwa biboneka.

Q: Ese Inconel 660 ikenera kuvurwa ubushyuhe?

A: Yego. Inconel 660 isaba gukurura umuti (980-1010°C) hanyuma igakurikirwa no gusaza (675-705°C mu masaha 12-16) kugira ngo igere ku miterere myiza ya mekanike. Ubuvuzi bwo gusaza butuma γ' ikomera.

Contact Womic Steel

Urubuga: www.womicsteel.com

Imeri: sales@womicsteel.com

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Victor: +86 15575100681

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Womic Steel – Umufatanyabikorwa wawe wizeye kuri Inconel 660 / Grade 660 (UNS S66286, SUH660, GH2132) umuyoboro udafite umugozi, icyuma, icyuma gifunga, icyuma gifunga, ibyuma bifunga, ibikoresho, ibikoresho byo gupfunyika, n'ibifunga byo mu kirere, turbine ya gaze, amashanyarazi, n'ibikoresho byo gufunga bikoresha ubushyuhe bwinshi ku isi. Inyandiko zuzuye zo gukurikirana, icyemezo cy'ishyirahamwe ryo gushyira mu byiciro, hamwe n'inyandiko za EN 10204 Type 3.1/3.2 zirahari.