—— I-Sanonpipe, Umhlinzeki Wakho Othembekile Wamashubhu Ensimbi Eqondile YaseRussia

I. Ukubuka Okujwayelekile: Itshe Legumbi Lamapayipi Angenamthungo AseRussia Adonswe Ngobandayo

I-GOST 8734-75(isihloko esigcwele: Amashubhu ensimbi angenamthungo akhubazeke ngokubandayo. Ibanga) yiRussia (yangaphambili i-USSR)indinganiso enobukhulu/yokuhlukahlukangamapayipi ensimbi angenamthungo adonswa ebanda noma asongwa ebanda. Yaqala ukusebenza mhla lu-1 kuJanuwari 1977. Indinganiso ihlanganisa amapayipi angenamthungo akhiwe ebanda (akhiqizwa ngokugoqa okubandayo noma ukudweba okubandayo) nge-ububanzi obungaphandle bobubanzi obuvela ku-1 mm kuya ku-200 mmfuthiubukhulu bodonga kusukela ku-0.2 mm kuya ku-22 mm.

Inqubo yokudonsa/ukugoqa okubandayo inikeza amashubhu ukunemba okuphezulu kakhulu kanye nekhwalithi ephezulu kakhulu yobuso. Ngokushintshashintsha okubandayo, izinhlamvu zensimbi ziyacwengisiswa, futhi ubuningi bensimbi kanye nezakhiwo zemishini ziyathuthukiswa kakhulu. Lobu buchwepheshe bokwakha okubandayo obunembile kakhulu benza amashubhu abe ngcono kakhulu kunamashubhu avamile agoqwayo ashisayo ngokwezinga lokubekezelelana, ukugxila kanye nokuqeda kobuso - okwenza afaneleke kakhulu kumathuluzi okunemba, izinhlelo ze-hydraulic, izakhiwo zemishini ezinembile kakhulu kanye nezinye izinhlelo zokusebenza eziningi ezidinga amandla.

Le nqubo isekelwe kumazinga omhlaba wonkeСТ СЭВ 1483-78futhi yavunywa yiKomidi Lezindinganiso Likahulumeni lase-USSR ngomhlaka-13 Okthoba 1975 (Isinqumo No. 2604). Uhlelo lwamanje olusebenzayo luwukunyatheliswa kabusha kuka-2007.

II. Uhlelo Olujwayelekile: Ubudlelwano Obuhambisanayo Phakathi Kwe-GOST 8734 Ne-GOST 8733

Ohlelweni lwezindinganiso zaseRussia,I-GOST 8734-75kumele isetshenziswe kanye nemininingwane yayo yobuchwepheshe ehambisana nayoI-GOST 8733-87(Amashubhu ensimbi angenamthungo angenasimo esibandayo – Izimo zobuchwepheshe). Ndawonye akha indinganiso ephelele yomkhiqizo wamashubhu ensimbi:

Okujwayelekile	Ububanzi	Indima
I-GOST 8734-75	Ububanzi bobubanzi bangaphandle, uchungechunge lobukhulu bodonga, ukubekezelelana kobukhulu, izinhlobo zobude kanye nokuphambuka okuvunyelwe, isisindo somqondo	"Ukubukeka kanjani" - ubukhulu
I-GOST 8733-87	Amamaki ensimbi, ukwakheka kwamakhemikhali, izakhiwo zemishini, ukuhlolwa kwenqubo, ukuhlolwa kwe-hydraulic, imithetho yokuhlola, ukumaka, ukupakisha	"Yiziphi izinto ezibonakalayo futhi ziqine kangakanani" - izidingo zobuchwepheshe

Inothi lokuthenga: Kumadokhumenti obunjiniyela noma ama-oda okuthenga,I-GOST 8733 kanye ne-GOST 8734 cishe zihlale zicashunwa ndawonye– bakha umbhangqwana ongenakuhlukaniswa.

III. Ububanzi kanye Nokuhlukaniswa Kwezilinganiso

3.1 Ububanzi obunobukhulu

Izinga le-GOST 8734-75 lihlanganisa ubukhulu obulandelayo:

Ipharamitha	Ibanga
Ububanzi bangaphandle	1 – 200 mm
Ubukhulu bodonga	0.2 – 22 mm
Ubude (okungahleliwe)	1.5 – 11.5 m
Ubude (buzinzile)	4.5 – 9 m(umkhawulo wokuphambuka +10 mm)

3.2 Ukuhlukaniswa ngokobukhulu bodonga

Ngokusekelwe esilinganisweni sobubanzi bangaphandle (D) nobukhulu bodonga (s), amashubhu ahlukaniswe ngezigaba ezine:

Isigaba	Isilinganiso se-D/s	Incazelo
Udonga oluncane kakhulu	D/s > 40	Ilula kakhulu, yezinhlelo zokusebenza zokonga isisindo
Udonga oluncane	D/s = 12.5 – 40	Amapayipi avamile anodonga oluncane
Udonga olujiyile	D/s = 6 – 12.5	Umthamo ophakeme wokuthwala ingcindezi
Udonga olujiyile kakhulu	D/s < 6	Izicelo zokucindezela okukhulu

3.3 Ukubekezelelana kobubanzi bangaphandle

Ububanzi bobubanzi bangaphandle (mm)	Ukuphambuka okuvunyelwe (mm)
4 – 10	±0.15
>10 – 30	±0.30
>30 – 50	±0.40
>50	±0.8%

3.4 Ukubekezelelana kobukhulu bodonga

Ububanzi bokujiya kodonga (mm)	Ukuphambuka okuvunyelwe
≤1.0	± 0.12 mm
>1.0 – 5.0	±10%
>5.0	±8%

3.5 Izidingo zokuqonda

Ububanzi bobubanzi bangaphandle (mm)	Ukuphakama okuphezulu ngobude bemitha
4 – 8	≤ 3 mm
>8 – 10	≤ 2 mm
>10	≤ 1.5 mm

Inothi: Kumashubhu anobubanzi obungaphandle obungu-20-90 mm, isidingo sokuqina okuqinile≤ 1 mm ngemitha ubudekungavunyelwana ngakho.

IV. Ukubalwa Kwesisindo Sethiyori

I-GOST 8734-75 isebenzisa ifomula elandelayo ukubala isisindo sethiyori ngemitha ngayinye yepayipi:

M = 0.02466148 × s × (Dₙ − s)

Kuphi:

M= isisindo ngemitha (kg)

I-Dₙ= ububanzi obujwayelekile bangaphandle (mm)

s= ubukhulu bodonga (mm)

Ubuningi bensimbi= 7.85 g/cm³

Isithasiselo esijwayelekile sinikeza amathebula aphelele esisindo azo zonke izinhlanganisela zobubanzi bangaphandle kanye nobukhulu bodonga kusukela ku-0.3 mm kuya ku-24 mm. Izibonelo:

Kodonga oluyi-30 mm OD × 2.5 mm, isisindo esingokombono ≈ 1.696 kg/m

Kodonga oluyi-76 mm OD × 4.0 mm, isisindo esingokwengqondo ≈ 7.102 kg/m

V. Amabanga Ensimbi Atholakalayo

Ngokusho kwe-GOST 8733-87 ejwayelekile, amashubhu adonswa ngokubandayo angenamthungo angakhiqizwa ngamanani ahlukahlukene e-carbon kanye ne-alloy steel:

Ibanga lensimbi	Uhlobo	Isicelo esijwayelekile
Ibanga le-10, Ibanga lama-20	Insimbi yesakhiwo yekhabhoni esezingeni eliphezulu	Ukuhanjiswa koketshezi, izakhiwo ezijwayelekile
Ibanga 35, Ibanga 45	Insimbi yesakhiwo yekhabhoni esezingeni eliphezulu	Ukukhiqizwa kwemishini, izingxenye zesakhiwo ezinamandla aphezulu
09Г2С (09G2S)	Insimbi engena-alloy ephansi	Insizakalo yokushisa okuphansi, izakhiwo ezinamandla aphezulu

Ukulingana kwamazwe ngamazweAmashubhu angenamthungo adonswa ngokubandayo e-GOST 8734-75 afana kakhulu ekucutshungulweni nasekusetshenzisweni kwawoI-ASTM A519(ipayipi lomshini elingenamthungo lekhabhoni nensimbi ye-alloy).

VI. Izinkambu Zokusebenza Ezijwayelekile

Sibonga uukunemba okuphezulu, ukuqeda ubuso obubushelelezi kanye nokugxila okuhle kakhulu, Amashubhu adonswa ngokubandayo angenamthungo e-GOST 8734-75 asetshenziswa kabanzi ku:

Inkambu yohlelo lokusebenza	Ukusetshenziswa okuqondile	Kungani kukhethwe
Imishini yokunemba	Imiphini eqondile, amasilinda e-hydraulic, izingxenye zomoya	Ukunemba okuphezulu, ukugxila okuhle
Izinhlelo ze-hydraulic kanye ne-pneumatic	Amapayipi kawoyela anomfutho ophezulu, imigqa yomoya	Ubuso obungaphakathi obubushelelezi, ukumelana nokugeleza okuphansi
Imboni yezimoto	Amashubhu okufutha ukwethuka, amashubhu egiya lokuqondisa	Ukufana okuhambisanayo kobukhulu
Amakhemikhali e-Petrochemical	Amapayipi ezinsimbi, imigqa yokulandelela	Ukumelana nengcindezi okuthembekile
Ukukhiqizwa kwamandla	Amapayipi asekelayo ebhoyila	Ukusebenza okuhle kwezinga lokushisa eliphezulu

Uma kuqhathaniswa namapayipi aphekiwe ngokushisa, inqubo edonswa ngokubandayo yenza amapayipi e-GOST 8734-75 abe ngcono ku:

Ukunemba kobukhulu: Ukubekezelelana kwe-OD okuqinile njengo-±0.15 mm (osayizi abancane), kungcono kakhulu kune-hot-rolled.

Ikhwalithi ephezulu: Bushelela ngaphakathi nangaphandle – kulungele ukuhlanganiswa ngokunemba ngaphandle komshini owengeziwe.

Ukugxila: Ubukhulu bodonga obufanayo, obuhle kakhulu ekucutshungulweni okunembile okulandelayo.

VII. Izilinganiso Ezijwayelekile Zomhlaba Wonke

Uhlelo olujwayelekile	Izinga elihambisanayo	Incazelo
IShayina (GB)	I-GB/T 3639-2021	Amashubhu ensimbi angenamthungo adonswa ngokubandayo noma asongwe ngokubandayo
I-USA (ASTM)	I-ASTM A519	Amapayipi omshini wekhabhoni nensimbi ye-alloy angenamthungo
I-Russia (GOST)	I-GOST 8734-75(ubukhulu) +I-GOST 8733-87(izimo zobuchwepheshe)	Kusetshenziswa ndawonye

Inothi lokulingana: Izinga lesiShayina eliseduze kakhulu ne-GOST 8734-75 yileliI-GB/T 3639-2021(Amashubhu ensimbi angenamthungo adonswa ngokubandayo noma asongwe ngokubandayo), afana kokubili ekusetshenzisweni (ukusebenza ngokubandayo okunembe kakhulu) kanye nenqubo yokukhiqiza. Ngaphezu kwalokho, i-GB/T 8162 (amashubhu angenamthungo ahlelekile) kanye ne-GB/T 8163 (amashubhu angenamthungo adluliswa ngokuketshezi) angabhekiselwa, kodwa i-GB/T 3639 inikeza ukufana okuhle kakhulu enqubweni yokunemba nokusebenza ngokubandayo.

VIII. Kungani Ukhetha I-Sanonpipe?

Izinzuzo zethu	Imininingwane
Ubuchwepheshe obujwayelekile	Ukuqonda okujulile kohlelo lwe-GOST 8733/8734 - sichaza ngokunembile zonke izidingo ezijwayelekile zaseRussia
Isiqinisekiso sezinto ezibonakalayo	Uhla oluphelele lwamamaki ahlanganisiwe – 10#, 20#, 45#, 09Г2С, njll., kanye nezitifiketi zezinto eziphelele
Ukunemba kuqinisekisiwe	Wonke amashubhu akhiqizwe ngokwezidingo zokubekezelela ze-GOST 8734-75 - ukunemba okuthembekile kobukhulu
Ububanzi obugcwele bosayizi	Sihlinzeka ngebanga lonke lobubanzi bangaphandle1–200 mmkanye nobukhulu bodonga0.2–22 mm
Ukulethwa okusheshayo	Njengoba kunesitokwe esingamathani angu-20,000, ama-oda aphuthumayo ayathunyelwazingakapheli izinsuku ezingu-7–15
Isevisi kusukela ekuqaleni kuze kube sekupheleni	Kusukela ekubuzeni, ekucaciseni ubuchwepheshe kanye nesilinganiso kuya kumadokhumenti kanye ne-logistics - ukulethwa okukodwa
Ukuzibophezela okungenangozi	Izindawo zokuhlola zokulawula ikhwalithi yangaphakathi ezingaphezu kuka-240, kanye nemibhalo engenakho ukungafani

IX. Xhumana Nathi

I-Sanonpipe izinikele ekuhlinzekeni ngamashubhu ensimbi angenamthungo ahambisana ne-GOST 8734-75 asezingeni eliphezulu kumakhasimende emhlabeni jikelele. Kungakhathaliseki ukuthi udinga amashubhu angomshini anembile, amashubhu e-hydraulic noma amashubhu esakhiwo, sinikeza ukwesekwa kobuchwepheshe obuchwepheshile kanye nezixazululo zokuhlinzeka eziguquguqukayo.

Isibonelo sencazelo ejwayelekile yencazelo:

Труба стальная бесшовная холоднодеформированная 57×3.5 ГОСТ 8734-75 / В 20 ГОСТ 8733 87
(Ishubhu lensimbi engenamthungo elidonswa ngokubandayo elingu-57×3.5, ubukhulu ngokwe-GOST 8734-75, ibanga lensimbi elingu-20, izimo zobuchwepheshe ngokwe-GOST 8733-87)

I-Tianjin Sanonpipe Co., Ltd.
+86 022-58658800/+86 15320100890
Info@Sanonpipe.Com
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