I. UOE straight seam double side submerged arc welding pipe (LSAW)
UOE production line using uing-oing molding 1 art, shaped steel pipe using five three · wire internal welding equipment, four three wire external welding equipment, welding can be based on user requirements, using mechanical or hydraulic expansion, improve dimensional accuracy, remove internal stress.
The production line is equipped with Baldwin Southwork company's mechanical edge planer, Mannesmenn and Mckay company's plate edge pre-bending machine, VERSON company's U forming machine, 0 forming machine, hydraulic test and expanding machine;Prewelder, internal welder, external welder and other welding equipment all adopt the new equipment of Lincoln company, all adopt computer and PLC control.This production line has high production efficiency, stable product quality, diversified production and inspection equipment, which can meet all customers' requirements.
Standard: API, BS. ASTM, JIS, DIN, GB, ISO, DNV length: 9-12.2m (30'-40") material: GB/T9711 l190-l555 (API 5L a-x80)
Ii. JCOE direct following double submerged arc welding pipe (LSAW)
The production line adopts the mandrel rotating continuous j-c-0 molding process, which is characterized by high speed and quality, uniform molding stress distribution, regular shape of the pipe body, wide product specification range, high flexibility, and the realization of products of any size within the production range.
Diameter: 406-01829mm (16"-72") wall thickness: 6.0-25.4mm (1/4"-1") standard: API, BS,ASTM, JIS, DIN, GB, ISO,DNV length: 3-12.2m (10'-40") material: GB/T9711 l190-l555 (API 5L a-x80)
Iii. New JCOE straight seam double side submerged arc welding pipe (LSAW)
The production line adopts progressive bending molding, with uniform stress distribution and good shape of pipe body. The production line adopts typical configuration of JCOE factory, which is characterized by high flexibility, good quality and wide range of product specifications.
Diameter specifications: Ф 406 mm - 01626 mm (16 "- 64") wall thickness: 6.4 60.0 mm (14 "- 2/6") standard: API, BS, ASTM, JIS, DIN, GB, ISO, DNV length: 3-12.3 m material: API 5 l A - X80 (GB/T9711 L190 - L555)
4. ERW straight welded high frequency resistance welded pipe (ERW or HFW)
The welded pipe production line can produce high frequency resistance welded pipe, square pipe, rectangular pipe and steel sheet pile.The production line is equipped with solid state high frequency welding machine and 500KW intermediate frequency heat treatment machine, dual channel UT flaw detection machine, hydraulic testing machine, shearing pair welding machine and super spiral loafers, microcomputer control flying saw, roller wheel, etc. The production automation degree is high, the process control is stable and reliable.
Standard: API, BS. ASTM, JIS, DIN, GB, ISO, DNV length: 3-12.2m (10-40')
Edit by Ms. Vicky of CSPG
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