As of late, the seaward deepwater wharf extend in local waterfront have likewise been vast scale development, as a primary bearing limit of heap establishment profound water wharf, for the most part utilized winding crease of huge width steel pipe heap; moreover, for example, Bridges, streets, elevated structures are heaping channel which is the fundamental sort of basic steel pipe.
Generally utilized is 219-3620 - mm in breadth, the length of the supply is 8.0-12 m, yet as per purchaser's prerequisites, the free market activity both sides concurred that the length of the supply is past normally length run.
(1) the crude material is steel strip curl, wire, flux. Need to pass strict physical and concoction review before speculation.
(2) the strip go to tail docking, utilize single or twofold wire submerged bend welding, after moved steel tube embraces programmed submerged circular segment welding repair welding.
(3) preceding forming, strip subsequent to leveling, bleeding edge, edge planing, transmission and cleaning the surface to the flanging procedure.
(4) on both sides of the electric contact weight gage control transport under the weight of oil barrel weight, guarantee the smooth conveyance of strip steel.
(5) the utilization of outside control or inside control roll framing.
(6) the weld hole control gadget to guarantee that meet the prerequisites of welding crease freedom, pipe distance across, and amount of the wrong side of weld crevice are firmly controlled.
(7) welding and welding are utilized inside the United States Lincoln welding machine for single or twofold wire submerged circular segment welding, to acquire the steady welding quality.
(8) in the wake of welding the weld passes the online consistent ultrasonic programmed meter check, guarantee the winding weld nondestructive testing scope of 100%. On the off chance that there are deformities, programmed alert and splash labels, creation specialists to change handle parameters, in an auspicious way to dispense with imperfections.
(9) via air plasma slicing machine to cut the steel tube into single.
After cut into single shaft (10), the leader of each clump of steel pipe ought to be entirely check framework, check the weld mechanical properties, synthetic arrangement, amalgamation, steel tube surface quality and the nondestructive blemish identification, guarantee that qualified pipe process, can be formally put into creation.
(11) have nonstop acoustic location of weld stamp parts, after manual ultrasonic and X-beam check, if there are deformities, after repair, again through the nondestructive review, until imperfections have been disposed of.
(12) strip steel butt weld and partnership with winding weld d joint in the tube, all pass X-beam movies and TV investigation.
(13) each DSAW steel pipe after hydrostatic weight test, spiral fixing for the weight. Test weight and time are controlled entirely by steel pipe water powered microcomputer testing gadget. The parameters consequently printed out.
(14) pipe end machining, make the end verticality, slant Angle and the limit edge to gain exact power
Generally utilized is 219-3620 - mm in breadth, the length of the supply is 8.0-12 m, yet as per purchaser's prerequisites, the free market activity both sides concurred that the length of the supply is past normally length run.
(1) the crude material is steel strip curl, wire, flux. Need to pass strict physical and concoction review before speculation.
(2) the strip go to tail docking, utilize single or twofold wire submerged bend welding, after moved steel tube embraces programmed submerged circular segment welding repair welding.
(3) preceding forming, strip subsequent to leveling, bleeding edge, edge planing, transmission and cleaning the surface to the flanging procedure.
(4) on both sides of the electric contact weight gage control transport under the weight of oil barrel weight, guarantee the smooth conveyance of strip steel.
(5) the utilization of outside control or inside control roll framing.
(6) the weld hole control gadget to guarantee that meet the prerequisites of welding crease freedom, pipe distance across, and amount of the wrong side of weld crevice are firmly controlled.
(7) welding and welding are utilized inside the United States Lincoln welding machine for single or twofold wire submerged circular segment welding, to acquire the steady welding quality.
(8) in the wake of welding the weld passes the online consistent ultrasonic programmed meter check, guarantee the winding weld nondestructive testing scope of 100%. On the off chance that there are deformities, programmed alert and splash labels, creation specialists to change handle parameters, in an auspicious way to dispense with imperfections.
(9) via air plasma slicing machine to cut the steel tube into single.
After cut into single shaft (10), the leader of each clump of steel pipe ought to be entirely check framework, check the weld mechanical properties, synthetic arrangement, amalgamation, steel tube surface quality and the nondestructive blemish identification, guarantee that qualified pipe process, can be formally put into creation.
(11) have nonstop acoustic location of weld stamp parts, after manual ultrasonic and X-beam check, if there are deformities, after repair, again through the nondestructive review, until imperfections have been disposed of.
(12) strip steel butt weld and partnership with winding weld d joint in the tube, all pass X-beam movies and TV investigation.
(13) each DSAW steel pipe after hydrostatic weight test, spiral fixing for the weight. Test weight and time are controlled entirely by steel pipe water powered microcomputer testing gadget. The parameters consequently printed out.
(14) pipe end machining, make the end verticality, slant Angle and the limit edge to gain exact power
