FIELD: metallurgy.
SUBSTANCE: hollow centrifugal cast billets of 450×120×2700±50 mm size from alloy of "ХН30МДБ" grade are used as workpiece, their regulated boring, heating and rolling is carried out on Pilger mill to rerolled hot-rolled pipes, then their rolling on CRM mill to re-rolled cold-deformed pipes, rolling and cutting on CRM mill to commercial pipes is carried out.
EFFECT: reduced metal consumption.
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| Title |
Year |
Author |
Number |
| METHOD OF PRODUCING COLD-DEFORMED COUPLING PIPES OF 108×18×7,400-7,600 MM SIZE FROM CORROSION-RESISTANT ALLOY OF "ХН30МДБ" GRADE |
2016 |
- Safyanov Anatolij Vasilevich
|
RU2615386C1 |
| METHOD OF PRODUCING COLD-DEFORMED COUPLING PIPES OF 132,1 × 18 × 11.750-12.350 mm SIZE FROM CORROSION-RESISTANT ALLOY OF "ХН30МДБ" GRADE |
2016 |
- Safyanov Anatolij Vasilevich
|
RU2614477C1 |
| METHOD OF PRODUCING COLD-DEFORMED COUPLING PIPES OF 132,1×18×10600-10800 mm SIZE FROM CORROSION-RESISTANT ALLOY OF KHN30MDB GRADE |
2016 |
- Safyanov Anatolij Vasilevich
|
RU2613816C1 |
| METHOD OF PRODUCING COLD-DEFORMED COUPLING PIPES OF 114,3x6,88 mm SIZE FROM CORROSION-RESISTANT ALLOY OF "ХН30МДБ" GRADE |
2016 |
- Safyanov Anatolij Vasilevich
|
RU2615925C1 |
| METHOD OF PRODUCING PIG PIPE SIZES 132,1(18 MM FOR MANUFACTURING COUPLINGS CRA-W BRANDS HN30MDB |
2014 |
- Safjanov Anatolij Vasilevich
- Fedorov Aleksandr Anatolevich
- Tazetdinov Valentin Irekleevich
- Osadchij Vladimir Jakovlevich
- Danovskij Nikolaj Grigorevich
- Litvak Boris Semenovich
- Klimov Nikolaj Petrovich
- Bubnov Konstantin Eduardovich
- Matjushin Aleksandr Jurevich
- Safjanov Aleksandr Anatolevich
|
RU2577884C2 |
| METHOD OF PRODUCING COLD-DEFORMED COUPLING PIPES OF 114,3×6,88 mm SIZE FROM CORROSION-RESISTANT ALLOY OF "ХН30МДБ" GRADE |
2016 |
- Safyanov Anatolij Vasilevich
|
RU2613807C1 |
| METHOD OF PRODUCING COLD-DEFORMED COUPLING PIPES OF 88,9 ×6,45 mm SIZE FROM CORROSION-RESISTANT ALLOY OF "ХН30МДБ-Ш" GRADE |
2016 |
- Safyanov Anatolij Vasilevich
|
RU2614476C1 |
| METHOD FOR PRODUCING COLD-DEFORMED COUPLING PIPES OF 187,7×25×12300-12900 mm SIZE FROM CORROSION-RESISTANT ALLOY OF "ХН30МДБ" GRADE |
2016 |
- Safyanov Anatolij Vasilevich
|
RU2613806C1 |
| METHOD OF PRODUCING SEAMLESS COLD-DEFORMED COUPLING PIPES OF 88,9 × 6,45 mm SIZE FROM CORROSION-RESISTANT ALLOY OF "ХН30МДБ-Ш" GRADE |
2017 |
- Safyanov Anatolij Vasilevich
|
RU2639183C1 |
| METHOD OF PRODUCING COLD-DEFORMED COUPLING PIPES OF 187,7×25×8300- 8500 mm FROM CORROSION-RESISTANT ALLOY OF "ХН30МДБ" GRADE |
2016 |
- Safyanov Anatolij Vasilevich
|
RU2613809C1 |
