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                            Home>>Lsaw pipe mill>>
                            pipe end expander

                             

                            Detailed

                             

                            Parameter/Model

                            KJ-14/914(965)×12500

                            KJ-20/1422×12500

                            KJ-25.4/1422×12500

                            Expanded steel pipe

                            spirall welding pipe

                            spirall welding pipe

                            spirall welding pipe

                            Expanding mode

                            mechanically expanding

                            mechanically expanding

                            mechanically expanding

                            Range of expanded steel pipe

                            Diameter(mm)

                            Φ323.9Φ914

                            Φ508Φ1422

                            Φ610Φ1422

                            Wall thick(mm) 514 620 625.4
                            Max.material X70 X70 X70

                            Expanding length

                            Flat and straight section(mm)

                            150

                            150

                            150

                            Transiting section(mm) 100 100 100

                            Expanding ratio

                            ≤1.5%D

                            ≤1.5%D

                            ≤1.5%D

                            Production efficiency

                            less than Φ508mm,2 min./pcs.

                            less than Φ711mm,3 min./pcs.

                            less than Φ813mm,3 min./pcs.

                            less than Φ508mm,3min./pcs. less than Φ711mm,4-5 min./pcs. more than Φ711mm,4-5 min./pcs.

                            Requirements to pipe body

                            conform with the requirements of API spec5L std.,(the 42th edition) to the deviation of pipe body,and the inner welding seam within 250mm from ends of the pipe has been grinded,and the surplus height is no more than 0.5mm.

                            Pipe end after expanding

                            ovality

                            0.5%D(on basis of over 0.3% of expanding ratio)

                            0.5%D(on basis of over 0.3% of expanding ratio)

                            0.5%D(on basis of over 0.3% of expanding ratio)

                            Diameter(measuring on circumference) D+1.6-0.5 D+1.6-0.5 D+1.6-0.5

                            Weight(kg)

                            42000

                            55000

                            800000

                             

                            o}ġәnء

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