API 5L Ọkwa B Paịpụ

Nkọwa Dị Mkpirikpi:

Aha: API 5L Ọkwa B Pipe

API 5L bụ ọkọlọtọ kachasị ewu ewu maka paịpụ ahịrị nke Amercian Petroleum Institute mepụtara. N'otu oge ahụ, ISO3183 na GB/T 9711 bụ ọkọlọtọ mba ụwa na ọkọlọtọ China maka paịpụ ahịrị iche. Anyị nwere ike imepụta paịpụ ahịrị dịka ụkpụrụ atọ niile a kpọtụrụ aha si dị.

Ụdị nrụpụta: SMLS, ERW, LSAW, SSAW/HSAW

Dayameta Mpụta: 1/2” – 60”

Ọkpụrụkpụ: SCH 20, SCH 40, SCH STD, SCH 80 ruo SCH 160

Ogologo: mita 5 – 12

Ọkwa Nkọwapụta Ngwaahịa: PSL1, PSL2, Ọrụ Sour

Ngwụcha: Dị larịị, Beveled

Mkpuchi: FBE, 3PE/3LPE, Agba ojii, Agba aja aja

Zitere anyị ozi-e WhatsApp Amy@jindalaisteel.com

Nkọwa Ngwaahịa

Akara Ngwaahịa

Nhazi nkewa kwa usoro mmepụta

● Enweghị Nsogbu
● Ejiri ihe gbakọta

Nhazi kwa usoro ịgbado ọkụ

● ERW
● SAWL
● SSAW

Oke nha

Ụdị	OD	Ọkpụrụkpụ
Enweghị Nkwụkọ	Ø33.4-323.9mm (1-12 in)	4.5-55mm
ERW	Ø21.3-609.6mm (1/2-24 in)	8-50mm
SAWL	Ø457.2-1422.4mm (inchi 16-56)	8-50mm
SSAW	Ø219.1-3500mm (8-137.8 in)	6-25.4mm

Akara nhata

Ọkọlọtọ	Ọkwa
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

Ngwakọta kemịkalụ

Ngwakọta kemịkalụ maka paịpụ PSL 1 nwere t ≤ 0.984"

Ọkwa ígwè	Nkebi oke, pasentị dabere na nyocha okpomọkụ na ngwaahịa a, g
	C	Mn	P	S	V	Nb	Ti
	kacha b	kacha b	kachasị	kachasị	kachasị	kachasị	kachasị
Pipe Enweghị Nsogbu
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
Pipe a na-agbakọta
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%; na Mo ≤ 0.15%,
b. Maka mbelata ọ bụla nke 0.01% n'okpuru oke mkpokọta carbon akọwapụtara, mmụba nke 0.05% karịa oke mkpokọta akọwapụtara maka Mn ka akwadoro, ruo oke kachasị nke 1.65% maka ọkwa ≥ L245 ma ọ bụ B, mana ≤ L360 ma ọ bụ X52; ruo oke kachasị nke 1.75% maka ọkwa > L360 ma ọ bụ X52, mana < L485 ma ọ bụ X70; na ruo oke kachasị nke 2.00% maka ọkwa L485 ma ọ bụ X70.,
c. Ọ gwụla ma ekwenyere na NB + V ≤ 0.06%,
d. Nb + V + TI ≤ 0.15%,
e. Ọ gwụla ma ekwenyere ihe ọzọ.,
f. Ọ gwụla ma ekwenyere ihe ọzọ, NB + V = Ti ≤ 0.15%,
g. A naghị ekwe ka etinye B n'amamihe, a naghịkwa ekwe ka ihe fọdụrụ B ≤ 0.001%

Ngwakọta kemịkalụ maka ọkpọkọ PSL 2 nwere t ≤ 0.984

Ọkwa ígwè	Nkebi oke, pasentị dabere na nyocha okpomọkụ na ngwaahịa										Ihe nhata carbon
	C	Si	Mn	P	S	V	Nb	Ti	Ndị ọzọ	CE IIW	CE Pcm
	kacha b	kachasị	kacha b	kachasị	kachasị	kachasị	kachasị	kachasị	Ndị ọzọ	kachasị	kachasị
Pipe Enweghị Nsogbu
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	Dịka ekwekọrịtara
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	m,j	Dịka ekwekọrịtara
X90Q	0.16f	0.45f	1.9	0.02	0.01	g	g	g	j,k	Dịka ekwekọrịtara
X100Q	0.16f	0.45f	1.9	0.02	0.01	g	g	g	j,k	Dịka ekwekọrịtara
Paịpụ a gbanyere agbatị
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	m,j	.043f	0.25
X90M	0.1	0.55f	2.10f	0.02	0.01	g	g	g	m,j	–	0.25
X100M	0.1	0.55f	2.10f	0.02	0.01	g	g	g	m,j	–	0.25

a. SMLS t>0.787", oke CE ga-adị ka ekwenyero. Oke CEIIW etinyere fi C > 0.12% yana oke CEPcm ga-adị ma ọ bụrụ na C ≤ 0.12%,
b. Maka mbelata ọ bụla nke 0.01% n'okpuru oke kachasị akọwapụtara maka C, a na-anabata mmụba nke 0.05% karịa oke kachasị akọwapụtara maka Mn, ruo oke kachasị nke 1.65% maka akara ≥ L245 ma ọ bụ B, mana ≤ L360 ma ọ bụ X52; ruo oke kachasị nke 1.75% maka akara > L360 ma ọ bụ X52, mana < L485 ma ọ bụ X70; ruo oke kachasị nke 2.00% maka akara ≥ L485 ma ọ bụ X70, mana ≤ L555 ma ọ bụ X80; na ruo oke kachasị nke 2.20% maka akara > L555 ma ọ bụ X80.,
c. Ọ gwụla ma ekwenyere ihe ọzọ Nb = V ≤ 0.06%,
d. Nb = V = Ti ≤ 0.15%,
e. Ọ gwụla ma ekwetaghị, Cu ≤ 0.50%; Ni ≤ 0.30% Cr ≤ 0.30% na Mo ≤ 0.15%,
f. Ọ gwụla ma ekwenyere ihe ọzọ,
g. Ọ gwụla ma ekwenyere ihe ọzọ, Nb + V + Ti ≤ 0.15%,
h. Ọ gwụla ma ekwenyeghị n'ụzọ ọzọ, Cu ≤ 0.50% Ni ≤ 0.50% Cr ≤ 0.50% na MO ≤ 0.50%,
i. Ọ gwụla ma ekwenyeghị n'ụzọ ọzọ, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.50% na MO ≤ 0.50%,
j. B ≤ 0.004%,
k. Ọ gwụla ma ekwenyeghị n'ụzọ ọzọ, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.55% na MO ≤ 0.80%,
l. Maka akara paịpụ PSL 2 niile ewezuga akara ndị nwere ihe odide ala ala j kwuru, ihe ndị a na-emetụta. Ọ gwụla ma ekwenyere na ọ bụghị ihe ọzọ, a naghị ekwe ka etinye B n'uche na ihe fọdụrụ B ≤ 0.001%.

Njirimara igwe nke API 5l

Ihe achọrọ maka nsonaazụ nke ule Tensile maka PSL 1 Pipe

Ọkwa Pipe	Ike Mmepụta a	Ike nrụgide a	Ogologo	Ike nrụgide b
Ọkwa Pipe	Rt0,5 PSI Nkeji	Rm PSI Min	(na 2in Af % nkeji)	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. Maka ọkwa etiti, ọdịiche dị n'etiti ike nrụgide kacha nta akọwapụtara na oke mmepụta kacha nta akọwapụtara maka ahụ paịpụ ga-adị ka enyere maka ọkwa dị elu na-esote.
b. Maka ọkwa dị n'etiti, ike nrụgide kacha nta akọwapụtara maka njikọta njikọta ga-adị ka ekpebiri maka ahụ site na iji akara ụkwụ a.
c. A ga-eji usoro nhazi a chọpụta ogologo kacha nta akọwapụtara, Af, nke e gosipụtara na pasentị ma gbaa gburugburu ruo pasentị kacha nso:

Ebe C bụ 1 940 maka mgbakọ na mwepụ site na iji nkeji Si na 625 000 maka mgbakọ na mwepụ site na iji nkeji USC
Axc bụ mpaghara nnwale tensile dị mkpa, nke egosiri na milimita square (sentimita square), dịka ndị a si dị
– Maka ihe nnwale gburugburu, 130mm2 (0.20 in2) maka ihe nnwale dayameta nke 12.7 mm (0.500 in2) na 8.9 mm (0.350 in2); na 65 mm2 (0.10 in2) maka ihe nnwale dayameta nke 6.4 mm (0.250 in2).
– Maka ihe nnwale zuru oke, obere nke a) 485 mm2 (0.75 in2) na b) mpaghara obe nke ihe nnwale ahụ, nke e si na dayameta mpụta akọwapụtara na ọkpụrụkpụ mgbidi akọwapụtara nke paịpụ ahụ nweta, gbaa gburugburu ruo 10 mm2 kacha nso (0.10 in2)
– Maka iberibe ule mpempe akwụkwọ, nke pere mpe nke a) 485 mm2 (0.75 in2) na b) mpaghara obe nke ibe nnwale ahụ, nke e si na obosara akọwapụtara nke ibe nnwale ahụ na ọkpụrụkpụ mgbidi akọwapụtara nke paịpụ ahụ nweta, gbaa gburugburu ruo 10 mm2 (0.10 in2) kacha nso
U bụ ike nrụgide kacha nta akọwapụtara, nke a na-egosipụta na megapascals (paụnd kwa square inch)

Ihe achọrọ maka nsonaazụ nke ule Tensile maka PSL 2 Pipe

Ọkwa Pipe	Ike Mmepụta a		Ike nrụgide a		Oke a, c	Ogologo	Ike nrụgide d
	Rt0,5 PSI Nkeji		Rm PSI Min		R10,5IRm	(n'ime inchi abụọ)	Rm (psi)
	Nke kacha nta	Oke kachasị	Nke kacha nta	Oke kachasị	Oke kachasị	Nke kacha nta	Nke kacha nta
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. Maka ọkwa etiti, lee nkọwapụta API5L zuru oke.
b. maka akara > X90, lee nkọwapụta API5L zuru oke.
c. Oke a metụtara achịcha nwere D> 12.750 in
d. Maka ọkwa dị n'etiti, ike nrụgide kacha nta akọwapụtara maka njikọta weld ga-abụ otu uru ahụ e kpebiri maka ahụ paịpụ site na iji ụkwụ a.
e. Maka paịpụ chọrọ nnwale ogologo oge, ike kachasị elu nke mmepụta ga-abụ ≤ 71,800 psi
f. A ga-eji usoro nhazi a chọpụta ogologo kacha nta akọwapụtara, Af, nke e gosipụtara na pasentị ma gbaa gburugburu ruo pasentị kacha nso:

Ebe C bụ 1 940 maka mgbakọ na mwepụ site na iji nkeji Si na 625 000 maka mgbakọ na mwepụ site na iji nkeji USC
Axc bụ mpaghara nnwale tensile dị mkpa, nke egosiri na milimita square (sentimita square), dịka ndị a si dị
– Maka ihe nnwale gburugburu, 130mm2 (0.20 in2) maka ihe nnwale dayameta nke 12.7 mm (0.500 in2) na 8.9 mm (0.350 in2); na 65 mm2 (0.10 in2) maka ihe nnwale dayameta nke 6.4 mm (0.250 in2).
– Maka ihe nnwale zuru oke, obere nke a) 485 mm2 (0.75 in2) na b) mpaghara obe nke ihe nnwale ahụ, nke e si na dayameta mpụta akọwapụtara na ọkpụrụkpụ mgbidi akọwapụtara nke paịpụ ahụ nweta, gbaa gburugburu ruo 10 mm2 kacha nso (0.10 in2)
– Maka iberibe ule mpempe akwụkwọ, nke pere mpe nke a) 485 mm2 (0.75 in2) na b) mpaghara obe nke ibe nnwale ahụ, nke e si na obosara akọwapụtara nke ibe nnwale ahụ na ọkpụrụkpụ mgbidi akọwapụtara nke paịpụ ahụ nweta, gbaa gburugburu ruo 10 mm2 (0.10 in2) kacha nso
U bụ ike nrụgide kacha nta akọwapụtara, nke egosiri na megapascals (paụnd kwa square inch)
g. Enwere ike ịkọwapụta uru dị ala maka R10,5IRm site na nkwekọrịta
h. maka akara > x90, lee nkọwapụta API5L zuru oke.