ERW

Standard: 

API5L API5CT SATM53 EN* DIN2458 IS3589 JISG3452 BS1387

Outer diameter:

6mm-610mm

Wall thickness:

0.3mm-22mm

Length:

0.5mtr-20mtr

Usage:

Low pressure liquid delivery (oil,gas,water) ; constructional structural pipe ;manufacturing industry;furniture fabricating

Equipments:

Sxfj610 digital rotatory cutting machine;PLC auto-control;CIF high frequency solid state welder;advanced straight edge case forming process

Manufacturing process:

LSAW

Standard: 

API5L API5CT ASTM53 EN* DIN2458 IS3589 GBIT3091 GBIT9711

Outer diameter:

219mm-1820mm

Wall thickness:

5.0mm-50mm

Length:

6mtr-18mtr

Usage:

Low pressure liquid delivery (oil,gas,water) ; constructional structural pipe ;manufacturing industry;furniture fabricating

Equipments:

JCOE production line ;YSD forming machine

Manufacturing process:

SSAW

Standard: 

API5L API5CT ASTMA252 ASTM53 EN*API5L

Outer diameter:

219.1mm-4064mm

Wall thickness:

3.2mm-40mm

Length:

6mtr-18mtr

Usage:

Low pressure liquid delivery (oil,gas,water) ; constructional structural pipe ;manufacturing industry;furniture fabricating

Equipments:

Advanced welding automatical apparatus;hydraulic pressure; flaw detector; ultrasonic testing machines 

Manufacturing process:

Seamless steel pipe

Standard: 

API5L API5CT ASTMA101/A53 ASTMA519 JISG3441 JISG344 D2391

Material:

Carbon,galvanized,plastic coated,

Outer diameter:

Hot finish: 2" -30"  cold drawn: 0.875" -18"

Wall thickness:

Hot finish:0.250" -4.00"   cold drawn:0.035" -0.875"

Length:

Random 

Usage:

General structural ;mechanical structural ; 

Equipments:

Piercing mill;slight-stretch reducing mill;rotating heat furnace; hot rolling mill;tube cuter;ultrasonic and eddy current detection facility;cooling bed.

Heat treatment:

Annealed:brightannealed,spheroidized annealed,normalized,stress relieved,cold finished,quenched and tempered.