Seòrsachadh a rèir modh cinneasachaidh
● Gun fhiosta
● Tàthaichte
Seòrsachadh a rèir modh tàthaidh
● ERW
● SAWL
● SSAW
Raon meud
Seòrsa | OD | Tiughas |
GUN FHUAIM | Ø33.4-323.9mm (1-12 òirleach) | 4.5-55mm |
ERW | Ø21.3-609.6mm (1/2-24 òirleach) | 8-50mm |
SAWL | Ø457.2-1422.4mm (16-56 òirleach) | 8-50mm |
SSAW | Ø219.1-3500mm (8-137.8 òirleach) | 6-25.4mm |
Ìrean co-ionann
Coitcheann | Ìre | |||||||||
API 5L | A25 | Gr A | GrB | X42 | X46 | X52 | X56 | 60 | 65 | 70 |
GB/T 9711 ISO 3183 | L175 | L210 | L245 | L290 | L320 | L360 | L390 | L415 | L450 | L485 |
Co-dhèanamh ceimigeach
Co-dhèanamh Ceimigeach airson pìob PSL 1 le t ≤ 0.984"
Ìre stàilinn | Co-mheas mais, % stèidhichte air mion-sgrùdaidhean teas is toraidh a,g | |||||||
C | Mn | P | S | V | Nb | Ti | ||
as àirde b | as àirde b | as àirde | as àirde | as àirde | as àirde | as àirde | ||
Pìob gun fhàinne | ||||||||
A | 0.22 | 0.9 | 0.3 | 0.3 | – | – | – | |
B | 0.28 | 1.2 | 0.3 | 0.3 | c,d | c,d | d | |
X42 | 0.28 | 1.3 | 0.3 | 0.3 | d | d | d | |
X46 | 0.28 | 1.4 | 0.3 | 0.3 | d | d | d | |
X52 | 0.28 | 1.4 | 0.3 | 0.3 | d | d | d | |
X56 | 0.28 | 1.4 | 0.3 | 0.3 | d | d | d | |
X60 | 0.28 e | 1.40 e | 0.3 | 0.3 | f | f | f | |
X65 | 0.28 e | 1.40 e | 0.3 | 0.3 | f | f | f | |
X70 | 0.28 e | 1.40 e | 0.3 | 0.3 | f | f | f | |
Pìob Tàthaichte | ||||||||
A | 0.22 | 0.9 | 0.3 | 0.3 | – | – | – | |
B | 0.26 | 1.2 | 0.3 | 0.3 | c,d | c,d | d | |
X42 | 0.26 | 1.3 | 0.3 | 0.3 | d | d | d | |
X46 | 0.26 | 1.4 | 0.3 | 0.3 | d | d | d | |
X52 | 0.26 | 1.4 | 0.3 | 0.3 | d | d | d | |
X56 | 0.26 | 1.4 | 0.3 | 0.3 | d | d | d | |
X60 | 0.26 e | 1.40 e | 0.3 | 0.3 | f | f | f | |
X65 | 0.26 e | 1.45 e | 0.3 | 0.3 | f | f | f | |
X70 | 0.26e | 1.65 e | 0.3 | 0.3 | f | f | f |
a. Cu ≤ = 0.50% Ni; ≤ 0.50%; Cr ≤ 0,50%; agus Mo ≤ 0.15%,
b. Airson gach lùghdachadh de 0.01% fo ìre na dùmhlachd as àirde ainmichte airson carbon, tha àrdachadh de 0.05% os cionn ìre na dùmhlachd as àirde ainmichte airson Mn ceadaichte, suas gu 1.65% aig a’ char as àirde airson ìrean ≥ L245 no B, ach ≤ L360 no X52; suas gu 1.75% aig a’ char as àirde airson ìrean > L360 no X52, ach < L485 no X70; agus suas gu 2.00% aig a’ char as àirde airson ìre L485 no X70.
c. Mura h-eilear ag aontachadh a chaochladh NB + V ≤ 0.06%,
d. Nb + V + TI ≤ 0.15%,
e. Mura h-eilear ag aontachadh a chaochladh.
f. Mura h-eilear ag aontachadh a chaochladh, NB + V = Ti ≤ 0.15%,
g. Chan eil cead B a chur ris a dh'aona ghnothach agus tha am B a tha air fhàgail ≤ 0.001%
Co-dhèanamh Ceimigeach airson pìob PSL 2 le t ≤ 0.984
Ìre stàilinn | Co-mheas mais, % stèidhichte air mion-sgrùdaidhean teas is toraidh | Co-ionann Carbon | |||||||||
C | Si | Mn | P | S | V | Nb | Ti | Eile | CE IIW | CE Pcm | |
as àirde b | as àirde | as àirde b | as àirde | as àirde | as àirde | as àirde | as àirde | as àirde | as àirde | ||
Pìob gun fhàinne | |||||||||||
BR | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | c | c | 0.04 | e,l | 0.43 | 0.25 |
X42R | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | 0.06 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
BN | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | c | c | 0.04 | e,l | 0.43 | 0.25 |
X42N | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | 0.06 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
X46N | 0.24 | 0.4 | 1.4 | 0.025 | 0.015 | 0.07 | 0.05 | 0.04 | d,e,l | 0.43 | 0.25 |
X52N | 0.24 | 0.45 | 1.4 | 0.025 | 0.015 | 0.1 | 0.05 | 0.04 | d,e,l | 0.43 | 0.25 |
X56N | 0.24 | 0.45 | 1.4 | 0.025 | 0.015 | 0.10f | 0.05 | 0.04 | d,e,l | 0.43 | 0.25 |
X60N | 0.24f | 0.45f | 1.40f | 0.025 | 0.015 | 0.10f | 0.05f | 0.04f | g,h,l | Mar a chaidh aontachadh | |
BQ | 0.18 | 0.45 | 1.4 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
X42Q | 0.18 | 0.45 | 1.4 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
X46Q | 0.18 | 0.45 | 1.4 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
X52Q | 0.18 | 0.45 | 1.5 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
X56Q | 0.18 | 0.45f | 1.5 | 0.025 | 0.015 | 0.07 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
X60Q | 0.18f | 0.45f | 1.70f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
X65Q | 0.18f | 0.45f | 1.70f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
X70Q | 0.18f | 0.45f | 1.80f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
X80Q | 0.18f | 0.45f | 1.90f | 0.025 | 0.015 | g | g | g | mi,j | Mar a chaidh aontachadh | |
X90Q | 0.16f | 0.45f | 1.9 | 0.02 | 0.01 | g | g | g | j,k | Mar a chaidh aontachadh | |
X100Q | 0.16f | 0.45f | 1.9 | 0.02 | 0.01 | g | g | g | j,k | Mar a chaidh aontachadh | |
Pìob tàthaichte | |||||||||||
BM | 0.22 | 0.45 | 1.2 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
X42M | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
X46M | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
X52M | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | d | d | d | e,l | 0.43 | 0.25 |
X56M | 0.22 | 0.45f | 1.4 | 0.025 | 0.015 | d | d | d | e,l | 0.43 | 0.25 |
X60M | 0.12f | 0.45f | 1.60f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
X65M | 0.12f | 0.45f | 1.60f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
X70M | 0.12f | 0.45f | 1.70f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
X80M | 0.12f | 0.45f | 1.85f | 0.025 | 0.015 | g | g | g | mi,j | .043f | 0.25 |
X90M | 0.1 | 0.55f | 2.10f | 0.02 | 0.01 | g | g | g | mi,j | – | 0.25 |
X100M | 0.1 | 0.55f | 2.10f | 0.02 | 0.01 | g | g | g | mi,j | – | 0.25 |
a. SMLS t>0.787", bidh crìochan CE mar a chaidh aontachadh. Tha na crìochan CEIIW a thathar a’ cur an sàs ma tha C > 0.12% agus tha na crìochan CEPcm a’ buntainn ma tha C ≤ 0.12%,
b. Airson gach lùghdachadh de 0.01% fo ìre as àirde ainmichte airson C, tha àrdachadh de 0.05% os cionn na h-ìre as àirde ainmichte airson Mn ceadaichte, suas gu 1.65% airson ìrean ≥ L245 no B, ach ≤ L360 no X52; suas gu 1.75% airson ìrean > L360 no X52, ach < L485 no X70; suas gu 2.00% airson ìrean ≥ L485 no X70, ach ≤ L555 no X80; agus suas gu 2.20% airson ìrean > L555 no X80.
c. Mura h-eilear ag aontachadh a chaochladh Nb = V ≤ 0.06%,
d. Nb = V = Ti ≤ 0.15%,
e. Mura h-aontaichear a chaochladh, Cu ≤ 0.50%; Ni ≤ 0.30% Cr ≤ 0.30% agus Mo ≤ 0.15%,
f. Mura h-eil aonta eile ann,
g. Mura h-eilear ag aontachadh a chaochladh, Nb + V + Ti ≤ 0.15%,
h. Mura h-aontaichear a chaochladh, Cu ≤ 0.50% Ni ≤ 0.50% Cr ≤ 0.50% agus MO ≤ 0.50%,
i. Mura h-aontaichear a chaochladh, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.50% agus MO ≤ 0.50%,
j. B ≤ 0.004%,
k. Mura h-aontaichear a chaochladh, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.55% agus MO ≤ 0.80%,
l. Airson gach ìre pìoba PSL 2 ach a-mhàin na ìrean sin le notaichean-coise j air an comharrachadh, tha an leanas a’ buntainn. Mura h-eilear ag aontachadh a chaochladh chan eil cead B a chur ris a dh’aona ghnothach agus tha B fuigheallach ≤ 0.001%.
Togalaichean meacanaigeach API 5l
Riatanasan airson toraidhean deuchainnean teannachaidh airson pìob PSL 1
Ìre Pìoba | Neart Toraidh a | Neart teannachaidh a | Leudachadh | Neart teannachaidh b |
Rt0,5 PSI Min | Rm PSI Min | (ann an 2in Af % min) | Rm PSI Min | |
A | 30,500 | 48,600 | c | 48,600 |
B | 35,500 | 60,200 | c | 60,200 |
X42 | 42,100 | 60,200 | c | 60,200 |
X46 | 46,400 | 63,100 | c | 63,100 |
X52 | 52,200 | 66,700 | c | 66,700 |
X56 | 56,600 | 71,100 | c | 71,100 |
X60 | 60,200 | 75,400 | c | 75,400 |
X65 | 65,300 | 77,500 | c | 77,500 |
X70 | 70,300 | 82,700 | c | 82,700 |
a. Airson ìre eadar-mheadhanach, bidh an diofar eadar an neart tensile as ìsle ainmichte agus an toradh as ìsle ainmichte airson corp na pìoba mar a tha e air a thoirt seachad airson an ath ìre nas àirde. | ||||
b. Airson nan ìrean eadar-mheadhanach, bidh an neart tensile as ìsle a tha air a shònrachadh airson an t-seam tàthaidh mar an ceudna ris an fhear a chaidh a dhearbhadh airson a’ chuirp a’ cleachdadh nota-coise a. | ||||
c. Thèid an sìneadh as lugha ainmichte, Af, air a chur an cèill ann an ceudad agus air a chuairteachadh chun a’ cheudad as fhaisge, a dhearbhadh a’ cleachdadh na co-aontar a leanas: | ||||
Far a bheil C co-ionann ri 1940 airson àireamhachadh a’ cleachdadh aonadan Si agus 625000 airson àireamhachadh a’ cleachdadh aonadan USC | ||||
Is e Axc an raon-tarsainn den phìos deuchainn teannachaidh iomchaidh, air a chur an cèill ann am millimeatairean ceàrnagach (òirlich ceàrnagach), mar a leanas | ||||
– Airson pìosan deuchainn le trast-thomhas cruinn, 130mm2 (0.20 in2) airson pìosan deuchainn le trast-thomhas de 12.7 mm (0.500 in) agus 8.9 mm (.350 in); agus 65 mm2 (0.10 in2) airson pìosan deuchainn le trast-thomhas de 6.4 mm (0.250 in). | ||||
– Airson pìosan deuchainn làn-earrann, an fheadhainn as lugha de a) 485 mm2 (0.75 òirleach2) agus b) farsaingeachd thar-earrann a’ phìos deuchainn, air a thoirt a-mach a’ cleachdadh an trast-thomhas a-muigh ainmichte agus tighead balla ainmichte na pìoba, air a chuairteachadh chun 10 mm2 (0.10 òirleach2) as fhaisge. | ||||
– Airson pìosan deuchainn stiall, an fheadhainn as lugha de a) 485 mm2 (0.75 òirleach2) agus b) farsaingeachd earrann-tarsainn a’ phìos deuchainn, air a thoirt a-mach a’ cleachdadh leud sònraichte a’ phìos deuchainn agus tighead balla sònraichte na pìoba, air a chuairteachadh chun 10 mm2 (0.10 òirleach2) as fhaisge. | ||||
Is e U an neart tensile as ìsle a chaidh a shònrachadh, air a chur an cèill ann am megapascals (notaichean gach òirleach ceàrnagach) |
Riatanasan airson toraidhean deuchainnean teannachaidh airson pìob PSL 2
Ìre Pìoba | Neart Toraidh a | Neart teannachaidh a | Co-mheas a,c | Leudachadh | Neart teannachaidh d | ||
Rt0,5 PSI Min | Rm PSI Min | R10,5IRm | (ann an 2 òirleach) | Rm (psi) | |||
As ìsle | Uasmhéid | As ìsle | Uasmhéid | Uasmhéid | As ìsle | As ìsle | |
BR, BN, BQ, BM | 35,500 | 65,300 | 60,200 | 95,000 | 0.93 | f | 60,200 |
X42, X42R, X2Q, X42M | 42,100 | 71,800 | 60,200 | 95,000 | 0.93 | f | 60,200 |
X46N, X46Q, X46M | 46,400 | 76,100 | 63,100 | 95,000 | 0.93 | f | 63,100 |
X52N, X52Q, X52M | 52,200 | 76,900 | 66,700 | 110,200 | 0.93 | f | 66,700 |
X56N, X56Q, X56M | 56,600 | 79,000 | 71,100 | 110,200 | 0.93 | f | 71,100 |
X60N, X60Q, S60M | 60,200 | 81,900 | 75,400 | 110,200 | 0.93 | f | 75,400 |
X65Q, X65M | 65,300 | 87,000 | 77,600 | 110,200 | 0.93 | f | 76,600 |
X70Q, X65M | 70,300 | 92,100 | 82,700 | 110,200 | 0.93 | f | 82,700 |
X80Q, X80M | 80,500 | 102,300 | 90,600 | 119,700 | 0.93 | f | 90,600 |
a. Airson ìre eadar-mheadhanach, thoir sùil air an t-sònrachadh API5L slàn. | |||||||
b. airson ìrean > X90 thoir sùil air an t-sònrachadh API5L slàn. | |||||||
c. Tha an crìoch seo a’ buntainn ri pìosan le D> 12.750 ann an | |||||||
d. Airson ìrean eadar-mheadhanach, bidh an neart tensile as ìsle a tha air a shònrachadh airson an t-seam tàthaidh mar an ceudna ris an luach a chaidh a dhearbhadh airson corp na pìoba a’ cleachdadh cas a. | |||||||
e. airson pìob a dh’fheumas deuchainn fad-ùine, bidh an neart toraidh as àirde ≤ 71,800 psi | |||||||
f. Thèid an sìneadh as lugha ainmichte, Af, air a chur an cèill ann an ceudad agus air a chuairteachadh chun a’ cheudad as fhaisge, a dhearbhadh a’ cleachdadh na co-aontar a leanas: | |||||||
Far a bheil C co-ionann ri 1940 airson àireamhachadh a’ cleachdadh aonadan Si agus 625000 airson àireamhachadh a’ cleachdadh aonadan USC | |||||||
Is e Axc an raon-tarsainn den phìos deuchainn teannachaidh iomchaidh, air a chur an cèill ann am millimeatairean ceàrnagach (òirlich ceàrnagach), mar a leanas | |||||||
– Airson pìosan deuchainn le trast-thomhas cruinn, 130mm2 (0.20 in2) airson pìosan deuchainn le trast-thomhas de 12.7 mm (0.500 in) agus 8.9 mm (.350 in); agus 65 mm2 (0.10 in2) airson pìosan deuchainn le trast-thomhas de 6.4 mm (0.250 in). | |||||||
– Airson pìosan deuchainn làn-earrann, an fheadhainn as lugha de a) 485 mm2 (0.75 òirleach2) agus b) farsaingeachd thar-earrann a’ phìos deuchainn, air a thoirt a-mach a’ cleachdadh an trast-thomhas a-muigh ainmichte agus tighead balla ainmichte na pìoba, air a chuairteachadh chun 10 mm2 (0.10 òirleach2) as fhaisge. | |||||||
– Airson pìosan deuchainn stiall, an fheadhainn as lugha de a) 485 mm2 (0.75 òirleach2) agus b) farsaingeachd earrann-tarsainn a’ phìos deuchainn, air a thoirt a-mach a’ cleachdadh leud sònraichte a’ phìos deuchainn agus tighead balla sònraichte na pìoba, air a chuairteachadh chun 10 mm2 (0.10 òirleach2) as fhaisge. | |||||||
Is e U an neart tensile as ìsle a tha air a shònrachadh, air a chur an cèill ann am megapascals (notaichean gach òirleach ceàrnagach) | |||||||
g. Faodar luachan nas ìsle airson R10,5IRm a shònrachadh tro aonta | |||||||
h. airson ìrean > x90 thoir sùil air an t-sònrachadh API5L slàn. |
Iarrtas
Tha am pìob loidhne air a chleachdadh airson còmhdhail uisge, ola agus gas airson gnìomhachas peatroil agus gas nàdarra.
Bidh JINDALAI STEEL a’ toirt seachad pìoban loidhne gun ròin agus tàthaichte a rèir inbhean API 5L, ISO 3183, agus GB/T 9711.
Dealbh mionaideach


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