Dyamèt deyò | 1/4 "-30", 13.7mm-762mm |
Orè | SCH5,SCH10,SCH20,SCH60,SCH80,SCH100,SCH120,SCH140,SCH160,XXS,STD |
Spesifikasyon | 1.Outer Dyamèt: 13.7mm --- 762mm 2.Wall Epesè: 2mm--80mm 3.Length: Max 12m 4.Nou ka pwodwi tou selon customersrequirement |
Materyèl | 10 #, 20 #, 45 #, 16 Mn, A106 GrA, BA53 Gr B, ASTM A179, A335 P11, A335 P22, A335 P5 12CrMo 15CrMo 20CrMo 42CrMo 12Cr1Mov 10CrMo |
Estanda | 1.ASTM:ASTM A106 GR.A;ASTM A106 GR.B;ASTM A53 GR.A;ASTM A53 GR.B; ASTM A333;ASTM A335;ASTMA192;ASTM A210,ASTM A179; 2.JIS:G3452;G3457;G3454;G3456;G3461;G3454;G3455; 3.DIN:ST33:ST38ST35;ST42;ST45:ST52.4;ST52; 4.API: API 5L,API 5CT,API LINE PIPE ak sou sa 5. Nou ka pwodwi tou selon kondisyon kliyan |
Metòd Pwosesis | 1.Cold Desine 2.Frèt woule 3. Cho woule |
Figi fini | 1. Nwa penti, vèni 2. Kouch korozyon: 3LPE, FBE, 3PEE 3. galvanize |



Tiyo kòmande anba spesifikasyon sa a dwe apwopriye pou koube, bride, ak operasyon menm jan fòme, ak pou soude.Lè yo dwe soude asye a, li sipoze ke yo pral itilize yon pwosedi soude ki apwopriye ak klas asye a ak itilizasyon oswa sèvis ki gen entansyon.
API 5L GR.B lou miray epesè san pwoblèm tiyo asye yo fèt swa pa frèt-trase oswa cho woule, jan sa mande pa kliyan yo.

Klas ak konpozisyon chimik (%)Pou API 5L PSL2
Estanda |
Klas | Konpozisyon chimik(%) | |||
C | Mn | P | S | ||
API 5L | B | ≤0.24 | ≤1.20 | ≤0.025 | ≤0.015 |
Klas ak konpozisyon chimik (%)Pou API 5LX42PSL2
Estanda |
Klas | Konpozisyon chimik(%) | |||
C | Mn | P | S | ||
API 5L | X42 | ≤0.22 | ≤1.30 | ≤0.025 | ≤0.015 |
Pwopriyete mekanik API 5LGR.B lou miray pesè sans fe tiyo(PSL1):
Sede fòs(MPa) | Fòs rupture(MPa) | Elongasyon A% | ||
psi | MPa | psi | MPa | elongasyon (Min) |
35,000 | 241 | 60,000 | 414 | 21 ~ 27 |
Pwopriyete mekanik API 5LGR.B lou miray pesè sans fe tiyo(PSL2):
Sede fòs(MPa) | Fòs rupture(MPa) | Elongasyon A% | Enpak (J) | ||
psi | MPa | psi | MPa | elongasyon (Min) | Min |
241 | 448 | 414 | 758 | 21 ~ 27 | 41(27) |
Bare tiyo, nwa kouch (pèsonalize);
6" ak anba gwosè Nan pakèt ak de fistibal koton, lòt gwosè nan ki lach;
Tou de bout ak pwoteksyon fen;
Plain fen, fen bizote;
Marking.

Tiyo fen bizote

Bouchon plastik

Nwa Penti ak Marking

Anbalaj

Bundling ak Fistibal

Aparans pake
Gwosè | Tolerans (avèk respèt to espesifye deyòdyamèt) |
<2 3/8 | + 0.016 pous, - 0.031 pous (+ 0.41 mm, - 0.79 mm) |
> 2 3/8 ak ≤4 1/2, kontinyèl soude | ± 1.00% |
> 2 3/8 ak < 20 | ±0.75% |
> 20. san pwoblèm | ± 1.00% |
> 20 ak <36, soude | + 0.75%.-0.25% |
> 36、soude | + 1/4 pous - 1/8 pous (+ 6.35 mm, -3.20 mm) |
Nan ka a nan tiyo idro-estatik teste nan presyon ki depase presyon tès estanda, lòt tolerans ka dakò sou ant manifakti a ak achtè a.
Gwosè | Mwens Tolerans | Plis tolerans | Tolerans fen-a-fen | Andeyò wonn | |
Dyamèt, tolerans aks (pousan nan OD espesifye) | Diferans maksimòm ant dyamèt minimòm ak maksimòm (aplike sèlman nan tiyo ki gen D/t≤ 75) | ||||
≤10 3/4 l&V4 | 1/64 (0.40mm) | 1/16 (1.59mm) mm) | — | — | |
> 10 3/4 ak ≤20 | 1/32 (0.79 mm) | 3/32 (2.38 mm) | — | — | — |
> 20 ak ≤ 42 | 1/32 (0.79 mm) | 3/32 (2.38 mm) | b | ± 1% | <0.500 pous (12,7 mm) |
>42 | 1/32 (0.79 mm) | 3/32 (2.38 mm) | b | ± 1% | £ Q625 pous (15.9 mm) |
Tolerans ki pa nan wonn yo aplike nan dyamèt maksimòm ak minimòm jan yo mezire ak yon kalib ba, kalib, oswa aparèy ki mezire dyamèt aktyèl maksimòm ak minimòm.
Dyamèt mwayèn (jan yo mezire ak yon kasèt dyamèt) nan yon bout nan tiyo pa dwe diferan pa plis pase 3/32 pous (2.38 mm) ak sa ki nan lòt bout la.

Enspeksyon dyamèt soti

Enspeksyon epesè miray la

Fini enspeksyon

Enspeksyon dwat

Enspeksyon UT

Enspeksyon Aparans
Gwosè | Type of Tiyo | Tblerancr1(Pousan nan epesè miray espesifye} | |
Klas B oswa pi ba | Klas X42 oswa pi wo | ||
<2 7/8 | Tout | +20.- 12.5 | + 15.0.-12.5 |
> 2 7/8 ak <20 | Tout | + 15,0,-12.5 | + 15-I2.5 |
> 20 | Soude | + 17.5.-12.5 | + 19.5.-8.0 |
> 20 | San pwoblèm | + 15.0.-12.5 | + 17.5.-10,0 |
Kantite | Tolerans (pousan) |
Longè sèl, espesyal tiyo plenn-fen oswa tiyo A25Longè sèl, lòt tiyoCarloads.GradeA25,40,000lb(18 144kg)oswa plisChaj, lòt pase Klas A25,40.0001b (18 144 kg) oswa plisCarloads, tout klas mwens pase 40000 lb (18 144 kg)Lòd atik yo.Klas A25.40.000 lb (18 144 kg) oswa plisKòmande atik, lòt pase Klas A25,40,000 lb (18 144 kg) oswa plis Kòmande atik, tout klas, mwens pase 40.000 lb (18 144 kg) | + 10.-5.0 + 10,- 35 -2.5 -1.75 -15 -3.5 -1.75 -3.5 |
Nòt:
1. Tolerans pwa yo aplike nan pwa yo kalkile pou tiyo threaded-and-coupled ak nan pwa yo tabulasyon oswa kalkile pou tiyo plen-fen.Kote tolerans negatif epesè miray ki pi piti pase sa ki endike nan tablo pi wo a yo espesifye pa achtè a, tolerans plis pwa pou longè sèl yo dwe ogmante a 22.5 pousan mwens tolerans negatif epesè lamwa.
2. Pou charloads ki konpoze de tiyo ki soti nan plis pase yon atik lòd, tolerans charload yo dwe aplike sou yon baz atik lòd endividyèl.
3. Tolerans pou atik lòd aplike nan kantite jeneral tiyo anbake pou atik lòd la.