Classification per productionem modum
Seamless
iuncta
Classification per modum glutino
ERW
SAWL
SSAW
Magnitudo scope
Type | OD | Crassitudo |
inconsutilem | 33.4-323.9mm (1-12 in) | 4.5-55mm |
ERW | 21.3-609.6mm (1/2-24 in) | 8-50mm |
SAWL | 457.2-1422.4mm (16-56 in) | 8-50mm |
SSAW | Ø219.1-3500mm (8-137.8 in) | 6-25.4mm |
Aequivalent gradus
Standard | Gradus | |||||||||
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 |
Chemical compositione
Compositio chemica pro PSL 1 fistula cum t ≤ 0.984"
Steel Gradus | Missae fractio, % secundum calorem et productum analyses a,g | |||||||
C | Mn | P | S | V | Nb | Ti | ||
max b * | max b * | max | max | max | max | max | ||
Inconsutilem Pipe | ||||||||
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 | |
iuncta Pipe | ||||||||
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%; et Mo ≤ 0,15%;
b. Pro unaquaque reductione 0.01% infra determinatum maximum concentratio carbonis, augmentum 0.05% supra determinatum maximum retrahitur pro Mn licet, usque ad maximum 1,65% pro gradibus ≥ L245 vel B, sed ≤ L360 vel X52; usque ad maximum of 1.75% pro gradibus L360 vel X52, sed
c. Nisi aliter convenerit NB + V ≤ 0.06%,
d. Nb + V + TI ≤ 0.15%;
e. Nisi aliter convenerit.
f. Nisi aliter convenerit, NB + V = Ti ≤ 0.15%;
g. Nulla additio deliberata de B permittitur et residua B ≤ 0.001%
Chemical Compositio pro PSL 2 fistula cum t ≤ 0.984
Steel Gradus | Missae fractio, % secundum calorem et productum analyses | Carbon Equivalent | |||||||||
C | Si | Mn | P | S | V | Nb | Ti | Other | CE IIW | CE Pcm | |
max b * | max | max b * | max | max | max | max | max | max | max | ||
Inconsutilem Pipe | |||||||||||
BR | 0.24 | 0.4 | 1.2 | 0.024 | 0.014 | c | c | 0.04 | e, l* | 0.43 | 0.25 |
X42R | 0.24 | 0.4 | 1.2 | 0.024 | 0.014 | 0.06 | 0.05 | 0.04 | e, l* | 0.43 | 0.25 |
BN | 0.24 | 0.4 | 1.2 | 0.024 | 0.014 | c | c | 0.04 | e, l* | 0.43 | 0.25 |
X42N | 0.24 | 0.4 | 1.2 | 0.024 | 0.014 | 0.06 | 0.05 | 0.04 | e, l* | 0.43 | 0.25 |
X46N | 0.24 | 0.4 | 1.4 | 0.024 | 0.014 | 0.07 | 0.05 | 0.04 | d, e, l* | 0.43 | 0.25 |
X52N | 0.24 | 0.45 | 1.4 | 0.024 | 0.014 | 0.1 | 0.05 | 0.04 | d, e, l* | 0.43 | 0.25 |
X56N | 0.24 | 0.45 | 1.4 | 0.024 | 0.014 | 0.10f | 0.05 | 0.04 | d, e, l* | 0.43 | 0.25 |
X60N | 0.24f | 0.45f | 1.40f | 0.024 | 0.014 | 0.10f | 0.05f | 0.04f | g, h, l* | Ut dictum est | |
BQ | 0.18 | 0.45 | 1.4 | 0.024 | 0.014 | 0.05 | 0.05 | 0.04 | e, l* | 0.43 | 0.25 |
X42Q | 0.18 | 0.45 | 1.4 | 0.024 | 0.014 | 0.05 | 0.05 | 0.04 | e, l* | 0.43 | 0.25 |
X46Q | 0.18 | 0.45 | 1.4 | 0.024 | 0.014 | 0.05 | 0.05 | 0.04 | e, l* | 0.43 | 0.25 |
X52Q | 0.18 | 0.45 | 1.5 | 0.024 | 0.014 | 0.05 | 0.05 | 0.04 | e, l* | 0.43 | 0.25 |
X56Q | 0.18 | 0.45f | 1.5 | 0.024 | 0.014 | 0.07 | 0.05 | 0.04 | e, l* | 0.43 | 0.25 |
X60Q | 0.18f | 0.45f | 1.70f | 0.024 | 0.014 | g | g | g | h, l* | 0.43 | 0.25 |
X65Q | 0.18f | 0.45f | 1.70f | 0.024 | 0.014 | g | g | g | h, l* | 0.43 | 0.25 |
X70Q | 0.18f | 0.45f | 1.80f | 0.024 | 0.014 | g | g | g | h, l* | 0.43 | 0.25 |
X80Q | 0.18f | 0.45f | 1.90f | 0.024 | 0.014 | g | g | g | i, j | Ut dictum est | |
X90Q | 0.16f | 0.45f | 1.9 | 0.02 | 0.01 | g | g | g | j, k | Ut dictum est | |
X100Q | 0.16f | 0.45f | 1.9 | 0.02 | 0.01 | g | g | g | j, k | Ut dictum est | |
iuncta fistula | |||||||||||
BM | 0.22 | 0.45 | 1.2 | 0.024 | 0.014 | 0.05 | 0.05 | 0.04 | e, l* | 0.43 | 0.25 |
X42M | 0.22 | 0.45 | 1.3 | 0.024 | 0.014 | 0.05 | 0.05 | 0.04 | e, l* | 0.43 | 0.25 |
X46M | 0.22 | 0.45 | 1.3 | 0.024 | 0.014 | 0.05 | 0.05 | 0.04 | e, l* | 0.43 | 0.25 |
X52M | 0.22 | 0.45 | 1.4 | 0.024 | 0.014 | d | d | d | e, l* | 0.43 | 0.25 |
X56M | 0.22 | 0.45f | 1.4 | 0.024 | 0.014 | d | d | d | e, l* | 0.43 | 0.25 |
X60M | 0.12f | 0.45f | 1.60f | 0.024 | 0.014 | g | g | g | h, l* | 0.43 | 0.25 |
X65M | 0.12f | 0.45f | 1.60f | 0.024 | 0.014 | g | g | g | h, l* | 0.43 | 0.25 |
X70M | 0.12f | 0.45f | 1.70f | 0.024 | 0.014 | g | g | g | h, l* | 0.43 | 0.25 |
X80M | 0.12f | 0.45f | 1.85f | 0.024 | 0.014 | g | g | g | i, j | .043f | 0.25 |
X90M | 0.1 | 0.55f | 2.10f | 0.02 | 0.01 | g | g | g | i, j | - | 0.25 |
X100M | 0.1 | 0.55f | 2.10f | 0.02 | 0.01 | g | g | g | i, j | - | 0.25 |
a. SMLS t>0.787", CE limites ex pacto erunt. Limites CEIIW applicati fi C > 0.12% et fines CEPcm applicabunt si C ≤ 0,12%;
b. Pro qualibet reductione 0.01% infra certum maximum pro C, augmentum 0.05% supra maximum determinatum pro Mn licet, usque ad maximum 1,65% pro gradibus ≥ L245 vel B, sed ≤ L360 vel X52; usque ad maximum of 1.75% pro gradibus L360 vel X52, sed
c. Nisi aliter convenerit Nb = V ≤ 0.06%;
d. Nb = V = Ti ≤ 0.15%;
e. Nisi aliter convenerit, Cu ≤ 0.50%; Ni ≤ 0.30% Cr ≤ 0.30% et Mo ≤ 0.15%
f. Nisi aliter convenerit;
g. Nisi aliter convenerit, Nb + V + Ti ≤ 0,15%;
h. Nisi aliter convenerit, Cu ≤ 0.50% Ni ≤ 0.50% Cr ≤ 0.50% et MO ≤ 0.50%
i. Nisi aliter convenerit, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.50% et MO ≤ 0.50%
j. B ≤ 0.004%,
k. Nisi aliter convenerit, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.55% et MO ≤ 0.80%
l. Omnes enim PSL 2 organi gradus, exceptis illis gradibus, cum nota j notatis, haec valent. Nisi aliter constat nulla adiectio voluntaria B permittitur et residua B ≤ 0.001%.
Mechanica proprietas API 5l
Requisita proventuum distrahentes Expertus PSL 1 Pipe
Pipe Grade | Cede fortitudo a | Robora distrahentes a * | Prolongatio | * b * fortitudo distrahentes |
Rt0,5 PSI Min | Rm PSI Min | (in 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. Pro gradu intermedio, differentia inter vires distrahentes minimam determinatam et minimum determinatum cede pro organo corporis, erit pro gradu proximo superiori dato. | ||||
b. Gradibus intermediis, robur distrahens minimum determinatum ad commissurae firmae eadem erit ac determinata corpori utens pede nota a. | ||||
c. Determinata elongatio minima, Af, centesimis expressa et rotundata ad centesimam proximam, hac aequatione utens determinabitur; | ||||
Ubi C est 1 940 pro calculo utendo unitates Si et 625 000 ad calculum utendi USC unitates | ||||
Axc est applicabilis distrahens test fragmentum crucis-sectionalis, expressum in millimetris quadratis (uncis quadratis), ut sequitur | ||||
– Pro sectione transversali circulari frusta testium, 130mm2 (0.20 in2) pro 12.7 mm (0.500 in) et 8.9 mm (.350 in) diametris testarum fragmentis; et 65 mm2 (0,10 in2) pro 6.4 mm (0.250in) diametri test fragmentis. | ||||
– Pro sectione testium plena, minora a) 485 mm2 (0.75 in2) et b) transversalis sectionis areae testiculi, extra diametrum determinatum adhibita, et parietis crassitudine specifico fistulae, ad proximam 10 mm2 rotundatam (0.10in2). | ||||
– Pro exuitis testium fragmentis, minoris a) 485 mm2 (0.75 in2) et b) crucis-sectionalis areae testiculi, adhibitis certae latitudinis testiculi et parietis crassiti- tatis specifici fistulae, ad proximam 10 mm2 rotundatam (0.10in2). | ||||
U est robur distrahens minimum determinatum, megapascalum expressum (libras per quadratum inch) |
Requisita proventuum distrahentes probationes pro PSL 2 Pipe
Pipe Grade | Cede fortitudo a | Robora distrahentes a * | Ratio a, c | Prolongatio | D * fortitudo distrahentes | ||
Rt0,5 PSI Min | Rm PSI Min | R10,5IRm | (in 2in) | Rom (psi) | |||
Minimum | Maximum | Minimum | Maximum | Maximum | Minimum | Minimum | |
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. Gradus medius, refer ad plenam API5L speciem. | |||||||
b. pro gradibus > X90 refer ad plenam API5L specificationem. | |||||||
c. Hic modus de pies cum D> 12.750 in | |||||||
d. Pro gradibus intermediis, determinata vis tensilis minima pro commissurae firmae, tantundem erit quanti corporis organi utens pede determinato. | |||||||
e. ad fistulam longitudinalem probationem requirentem, maximum robur fructificum erit ≤ 71,800 psi | |||||||
f. Determinata elongatio minima, Af, centesimis expressa et rotundata ad centesimam proximam, hac aequatione utens determinabitur; | |||||||
Ubi C est 1 940 pro calculo utendo unitates Si et 625 000 ad calculum utendi USC unitates | |||||||
Axc est applicabilis distrahens examinis fragmentum crucis sectionis in area, expressa in millimetris quadratis (uncis quadratis), ut sequitur | |||||||
– Pro sectione transversali circulari frusta testium, 130mm2 (0.20 in2) pro 12.7 mm (0.500 in) et 8.9 mm (.350 in) diametris testarum fragmentis; et 65 mm2 (0,10 in2) pro 6.4 mm (0.250in) diametri test fragmentis. | |||||||
– Pro sectione testium plena, minora a) 485 mm2 (0.75 in2) et b) transversalis sectionis areae testiculi, extra diametrum determinatum adhibita, et parietis crassitudine specifico fistulae, ad proximam 10 mm2 rotundatam (0.10in2). | |||||||
– Pro exuitis testium fragmentis, minoris a) 485 mm2 (0.75 in2) et b) crucis-sectionalis areae testiculi, adhibitis certae latitudinis testiculi et parietis crassiti- tatis specifici fistulae, ad proximam 10 mm2 rotundatam (0.10in2). | |||||||
U est robur distrahens minimum determinatum, megapascalum expressum (libras per quadratum inch | |||||||
g. Valores inferiores fo R10,5IRm potest specificari per consensum | |||||||
h. pro gradibus > x90 refer ad plenam API5L specificationem. |
Applicationem
Fistula recta ad translationem aquae, olei, et gasi petrolei et industria gasi naturali adhibetur.
JINDALAI STEEL inconsutilem idoneum praebent et fistulas rectae iunctas secundum positionem API 5L, ISO 3183, et GB/T 9711 .
Detail drawing


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