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LSAW Tubo di Acciaio

Straight seam welded steel pipe , Tubo d'acciaio saldato sommergere-arco longitudinale

The advantages of LSAW (Longitudinal Submerged Arc Welding) pipes are straight welding. They are widely used in heavy industry to convey oil, coal slurry, eccetera. As a ISO 9001:2008 azienda, we guarantee not only quality but also services.

Processi: LSAW - UO(UOE), RB(RBE), JCO(JCOE, COE); DSAW - Doppio arco sommerso saldato
Utilizzo: Utilizzato per la consegna liquida di pressione bassa, come l'acqua, gas, e olio.
Standard: API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. è 3589, GB/T3091, GB/T9711
Certificato: API 5L PSL1 / PSL2, API 5CT
out Diametro: 323.9mm-1820 mm(12''-72'')
Spessore del muro:5.0 - 50mm
Lunghezza:6 – 12m
Grado d'acciaio:
API 5L: GR B, X42, X46, X56, X60, X65, X70 ASTM A53: Un CF, GR B, GR C EN: S275, S275JR, S355JRH, S355J2H GB: Q195, Q215, Q235, Q345, L175, L210, L245, L320, L360- L555
Surface: Fusion bond Epoxy coating, Epossidico del catrame di carbone, 3PE, Vanish Coating, Bitumen Coating, Black Oil coating as per customer’s requirement
Test: Analisi dei componenti chimici, Proprietà meccaniche (Ultimate tensile strength, Resistenza allo snervamento, Allungamento), Caratteristiche tecniche (Flattening Test, Bending Test, Blow Test, Prova d'urto), Ispezione di dimensione esterna, Hydrostatic Test, Test di X-ray.
Mill Test Certificate: IT 10204 / 3.1B

UOE LSAW PIPES

UOE LSAW PIPESThe UOE mill features the most advanced technology and process, achieves high production efficiency, stable product quality and is equipped with complete inspection equipments.
Prodution LineUOE mill adotta U & O che formano, the formed pipes are welded inside through five internal welding stations with three wires, and welded outside through four external welding stations with three wires. In accordance with different requirements of the customers, the welded pipe can be expanded either by mechanical or hydrostatic expander to improve dimensional accuracy, and eliminate residual stress.
SpecificheOutside Diameter: Φ508mm- 1118mm (20"- 44")

Spessore del muro: 6.0-25.4mm(1/4"-1")
Standard di qualità: API、DNV、ISO、DEP、IT、ASTM、DIN、B、IT、GB、CSA
Lunghezza: 9-12.3m (30'- 40')
Gradi: API 5L  A-X90,GB/T9711 L190-L625

JCOE LSAW PIPES(PRESS BENDING)

Prodution LineQuesto è saldato ad arco sommerso longitudinale di grande diametro (LSAW) tubo linea di produzione in Cina. The mill adopts progressive bending process, con distribuito uniformemente formando la sollecitazione di, elevata uniformità di dimensione, infinite sizes variation&wide poduct range, ed elevata flessibilità, eccetera.
SpecificheOutside Diameter:  Φ406mm- 1626mm (16" - 64" )

Spessore del muro:  6.0- 75mm (1/4" - 3" )
Standard di qualità:  API、DNV、ISO、DEP、IT、ASTM、DIN、B、IT、GB、CSA
Lunghezza:  3-12.5m ( 10'- 41' )
Gradi:  API 5L A-X100, GB/T9711 L190-L690

JCOE LSAW PIPES(ROLL BENDING)

Production LineThis is the first large diameter longitudinal submerged arc welded (LSAW) tubo linea di produzione in Cina. The mill adopts continuous axis contorting J-C-O forming process with characteristics of high forming accuracy and efficiency as well as balanced distribution of forming stress. The mill has the advantages of wide specifications and can produce pipes in any size within its production range.
SpecificheOutside Diameter:Φ406mm- 1829mm (16" - 72" )

Spessore del muro:6.0-30mm(1/4" -11/6")
Standard di qualità:API、DNV、ISO、DEP、IT、ASTM、DIN、B、IT、GB、CSA
Lunghezza:3-12.2m ( 10'- 40' )
Gradi:API 5L A-X80, GB/T9711 L190-L555

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