NkeAPI 5Lọkọlọtọ aha tubes dabere na ha kacha nta ike mkpụrụ.Ya mere,X52 (L360) nwere opekempe ike mkpụrụ nke 52,200 psi (360 MPa).
X52=L360, bụ ụzọ abụọ nke igosipụta otu ọkwa ọkwa n'ụkpụrụ API 5L.
X52bụ ọkwa etiti na API 5L, na-ejikọta ike dị elu na akụ na ụba.A na-eji ya na njem mmanụ na gas, ọrụ owuwu, pipeline okpuru mmiri, wdg.
Steel akpụkpọ ụkwụbụ ọkachamara emeputa nke nnukwu mgbidi nnukwu dayameta nwere akụkụ abụọ submerged arc LSAW ígwè ọkpọkọ dị na China.
1. Ebe: Cangzhou City, Hebei Province, China;
2. Mkpokọta ego: 500 nde RMB;
3. Mpaghara ụlọ ọrụ: 60,000 square mita;
4. Kwa afọ mmepụta ikike: 200,000 tọn JCOE LSAW ígwè ọkpọkọ;
5. Akụrụngwa: Ngwá ọrụ mmepụta na ule dị elu;
6. Ọpụrụiche: LSAW mmepụta ọkpọkọ ígwè;
7. Asambodo: API 5L kwadoro.
API 5L X52 Nhazi
Dabere na ọkwa PSL na ọnọdụ nnyefe, enwere ike ịhazi X52 dị ka ndị a:
PSL1: X52;
PSL2:X52N ma ọ bụ L360N;X52Q ma ọ bụ L360Q;X52M ma ọ bụ L360M.
Na PSL2, akwụkwọ ozi suffix na-ezo aka na ụdị ọgwụgwọ okpomọkụ a ga-edobe tupu nnyefe ikpeazụ.Ị nwere ike ịhụ yaọnọdụ nnyefen'okpuru maka nkọwa ndị ọzọ.
Ọnọdụ nnyefe
Ihe mmalite
Ingots, blooms, billlets, coils, ma ọ bụ efere.
Maka ọkpọkọ PSL 2, a ga-egbu ígwè ahụ ma mee ka ọ bụrụ ezi omume ọka.
Igwe okwute ma ọ bụ efere eji arụpụta ọkpọkọ PSL 2 agaghị enwe nrụzi ọ bụla.
Usoro nrụpụta API 5L X52
Enwere ike imepụta tubes X52 site na iji usoro nrụpụta tube dị iche iche iji gboo mkpa injinia dị iche iche.
Ịchọtakwuo gbasara usoro mkpọpụta okwu acronym pụtara,pịa ebe a.
SAWLbụ kacha ngwọta makannukwu dayameta, nnukwu mgbidiígwè ọkpọkọ.
Okwu ndị a"SAWL"na"LSAW"Ha abụọ na-ezo aka na Longitudinal Submerged Arc Welded, ma a na-ezo aka dị iche iche na mpaghara dị iche iche. N'ụzọ dị iche, okwu ahụ bụ "LSAW" na-ejikarị eme ihe na ụlọ ọrụ ahụ.
Enwere ike ịgbanye ọkpọkọ LSAW okpukpu abụọ n'ihi oke akụrụngwa n'imepụta ọkpọkọ nke nnukwu dayameta, na welds kwesịrị ịdị ihe dịka 180° iche.
Ụdị ngwụcha ọkpọkọ maka API 5L X52
PSL1 Steel Pipe Ọgwụgwụ: Ngwunye mgbịrịgba ma ọ bụ Ngwunye Larịị;
PSL2 Steel Pipe Ọgwụgwụ: Ọgwụgwụ larịị;
Maka ngwụcha ọkpọkọ dị larịịEkwesịrị ịgbaso ihe ndị a chọrọ:
Ihu njedebe nke t ≤ 3.2 mm (0.125 in) ọkpọkọ njedebe dị larịị ga-abụ akụkụ anọ.
Tubọ dị larịị nwere t> 3.2 mm (0.125 in) ga-agbado maka ịgbado ọkụ.Oghere bevel kwesịrị ịbụ 30-35 ° na obosara nke ihu mgbọrọgwụ nke bevel kwesịrị ịbụ 0.8 - 2.4 mm (0.031 - 0.093 na).
Ihe mejupụtara kemịkalụ API 5L X52
Ngwakọta kemịkalụ nke PSL1 na PSL2 ígwè ọkpọkọ t> 25.0 mm (0.984 na) ga-ekpebi site na nkwekọrịta.
Ihe mejupụtara kemịkalụ maka PSL 1 Pipe nwere t ≤ 25.0 mm (0.984 in.)
Ihe mejupụtara kemịkalụ maka PSL 2 Pipe nwere t ≤ 25.0 mm (0.984 in.)
N'ihi na PSL2 ígwè anwụrụ ngwaahịa nyochara na acarbon ọdịnaya nke ≤0.12%, carbon kwekọrọ CEpcmenwere ike gbakọọ site na iji usoro a:
CEpcm= C + Si/30 + Mn/20 + Cu/20 + Ni/60 + Cr/20 + Mo/15 + V/15 + 5B
N'ihi na PSL2 ígwè anwụrụ ngwaahịa nyochara na acarbon ọdịnaya> 0.12%, carbon kwekọrọ CElwenwere ike gbakọọ site na iji usoro dị n'okpuru:
CElw= C + Mn/6 + (Cr + Mo + V)/5 + (Ni +Cu)/15
Njirimara arụrụ arụ API 5L X52
Njirimara tensile
Nnwale tensile tụrụ atụ isi atọ:nye ike, ike ọdụdọ, naelongation.
PSL1 X52 Njirimara Tensile
Àgwà Tensile PSL2 X52
Rịba ama: Nke kacha nta elongation akọwapụtara, Afa ga-ekpebi site na iji nha nhata:
Af= C × (Axc0.2/U0.9)
Cbụ 1940 maka mgbako site na iji nkeji SI na 625,000 maka mgbako site na iji nkeji USC;
Axc bụ mpaghara ebe a na-agafe agafe, nke egosipụtara na square millimeters (square inches), dị ka ndị a:
1) maka mpempe ule obe okirikiri okirikiri, 130 mm2(0.20 nke anụ ọhịa)2) maka 12.7 mm (0.500 in.) na 8.9 mm (0.350 in.) mpempe ule dayameta;65 mm2(0.10 nke anụ ọhịa.2) maka 6.4 mm (0.250 in.) mpempe ule dayameta;
2) maka mpempe ule zuru oke, nke pere mpe nke a) 485 mm2(0.75 nke anụ ọhịa)2) na b) mpaghara obe nke mpempe ule, T ewepụtara site na iji dayameta dị n'èzí akọwapụtara na ọkpụrụkpụ mgbidi a kapịrị ọnụ nke ọkpọkọ, gbakọtara na 10 mm kacha nso.2(0.01 n'arọ.2);
3) maka mpempe ule warara, nke pere mpe nke a) 485 mm2(0.75 nke anụ ọhịa)2) na b) mpaghara obe nke mpempe ule, nke a na-enweta site na iji obosara a kapịrị ọnụ nke mpempe ule na mgbidi a kapịrị ọnụ nke ọkpọkọ, gbakọrọ na 10 mm kacha nso.2(0.01 n'arọ.2);
Ubụ ike tensile kacha nta akọwapụtara, egosipụtara na megapascals (paụnd kwa square inch).
Nlele igwe ndị ọzọ
Ihe omume ule a na-emetụtaSAW ụdị ọkpọkọ.Maka ụdị ọkpọkọ ndị ọzọ, lee Tebụl 17 na 18 nke API 5L.
Weld ndu ekwe ule;
Nnwale siri ike welded oyi kpụrụ;
Nleba macro nke onuete welded;
na naanị maka PSL2 ígwè ọkpọkọ: CVN mmetụta ule na DWT ule.
Nnwale Hydrostatic
Oge ule
Nha niile nke tubes ígwè enweghị nkebi na welded nwere D ≤ 457 mm (18 in.):oge ule ≥ 5s;
Ọkụ ígwè welded D> 457 mm (18 in.):oge ule ≥ 10s.
Ugboro nnwale
Ọkpụkpọ ígwè ọ bụla.
Nwale nrụgide
Nrụgide ule hydrostatic P nke aọkpọkọ ígwè dị larịịenwere ike gbakọọ site na iji usoro.
P = 2st/D
Sbụ nrụgide hoop.uru ya ruru ka ike mkpụrụ kacha nta nke igwe nchara xa, na MPa (psi);
tbụ ọkpụrụkpụ mgbidi a kapịrị ọnụ, gosipụtara na millimeters (inch);
Dbụ dayameta dị n'èzí akọwapụtara nke akọwapụtara na millimeters (inch).
Nyocha na-adịghị emebi emebi
Maka tubes SAW, ụzọ abụọ,UT(nnwale ultrasound) ma ọ bụRT(nnwale redio), na-ejikarị.
ET(Nnwale elektrọnịk) adịghị etinye aka na tubes SAW.
welded seams na welded ọkpọkọ nke akara ule ≥ L210 / A na diameters ≥ 60.3 mm (2.375 in) ga-nondestructively enyocha maka zuru ọkpụrụkpụ na ogologo (100%) dị ka akọwapụtara.
Nyocha UT na-adịghị emebi emebi
Nyocha RT na-adịghị emebi emebi
Nha oyi na mmụba oyi
Ntu oyi na mgbasawanye oyi bụ usoro nhazi abụọ a na-ejikarị eme ihe na mmepụta nke tubes LSAW iji hụ na tubes na-enweta akụkụ ziri ezi na ihe eji arụ ọrụ.Usoro abụọ a bụ usoro ọrụ oyi, ebe a na-edozi ọdịdị na nha nke tube na okpomọkụ.
Oke nha nkemgbasawanye oyitubes agaghị abụ ihe na-erughị 0.003 ma ghara ibu karịa 0.015.
Ọnụego nha nkeoyi-atụọkpọkọ ígwè agaghị adị karịa 0.015, ma e wezụga n'ọnọdụ ndị a:
a) A na-emezi ọkpọkọ ahụ ma ọ bụ menyụọ ma kpasuo ya iwe;
b) The dum oyi-sized tube ígwè na-emesị kwụsị nrụgide.
Kọwaa dayameta dị n'èzí na ịdị arọ nke mgbidi
A na-enye ụkpụrụ ọkọlọtọ maka akọwapụtara n'èzí dayameta yana ọkpụrụkpụ mgbidi akọwapụtara nke ọkpọkọ ígwèISO 4200naASME B36.10M.
Oke ndidi
Biko pịa mkpụrụedemede na-acha anụnụ anụnụ nke dị n'aka nri iji lelee nnabata nha, edepụtara ihe achọrọ na yaAPI 5L Ọkwa Bmaka nkọwa.
Ngwa API 5L X52
A na-eji ọkpọkọ ígwè API 5L X52 eme ihe n'ọtụtụ ngwa dị oke egwu n'ihi njirimara ọrụ ya dị mma na ikike ime mgbanwe na gburugburu ebe mgbagwoju anya.
Ụgbọ njem mmanụ na gas: Nke a bụ otu ngwa a na-ahụkarị maka API 5L X52.A na-ejikarị ya maka pipeline njem mmanụ na gas dị anya, karịsịa mgbe enwere nrụgide dị n'ime.
Ihe owuwu na akụrụngwa: Enwere ike iji wuo ụlọ nkwado maka àkwà mmiri na ụlọ.A pụkwara iji ya rụọ ihe nkwado ma ọ bụ ihe ndị ọzọ na-ebu ibu, karịsịa ebe a chọrọ ogologo ogologo ma ọ bụ nnukwu ibu ibu.
Pipeline nke okpuru mmiriỌrụ pipeline nke Subsea nwere mkpa pụrụ iche maka ọkpọkọ na-eguzogide corrosion na ike dị elu, yana API 5L X52 karịrị nke a.Ọ na-eguzogide mmiri mmiri ma na-edobe iguzosi ike n'ezi ihe na ịrụ ọrụ nke pipeline, na-eme ka ọ dị mma maka ijikọ na mmanụ na mmanụ gas.
Ogologo nsonye anyị
Ọkọlọtọ: API 5L;
PSL1: X52 ma ọ bụ L360;
PSL2: X52N, X52Q, X52M ma ọ bụ L360N, L360Q, L360M;
Ụdị ọkpọkọ: Ọkpụkpụ Carbon Steel welded;
Usoro nrụpụta: LSAW, SAHL ma ọ bụ DSAW;
Ogologo elu: 350 - 1500;
Mgbidi mgbidi: 8 - 80mm;
Ogologo: Ogologo ogologo ma ọ bụ ogologo oge;
Ọkụ ngụ oge: SCH10, SCH20, SCH30, SCH40, SCH60, SCH80, SCH100, SCH120, SCH140 na SCH160.
njirimara: STD, XS, XXS;
mkpuchi: Agba, varnish, 3LPE, FBE, 3LPP, HDPE, galvanized, epoxy zinc-ọgaranya, ciment arọ, wdg.
Mbukota: Waterproof ákwà, osisi ikpe, ígwè eriri ma ọ bụ ígwè waya bundling, plastic ma ọ bụ ígwè ọkpọkọ ọgwụgwụ echebe, wdg ahaziri.
Ngwaahịa dakọtara: Ehulata, flanges, ọkpọkọ ọkpọkọ, na ngwaahịa ndị ọzọ dakọtara dị.
