Super-pressure hydrogen cylinder manufacture method
The invention relates to a preparation method of a super-pressure hydrogen cylinder, which comprises choosing seamless steel pipe which is hot-roll-formed by high grade chrome-molybdenum steel whose wall thickness is not less 27mm, S is smaller 0.01.%, and P is smaller 0.020% as base material, no ex...
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| creator | LIU YUHONG WANG HONGXIA WANG HUISHANG WANG WUKAI ZHANG HONG LI LIJIAO QI HUBIN MA GUANGQING ZHAO JINGMAO ZHAO ZILU |
| description | The invention relates to a preparation method of a super-pressure hydrogen cylinder, which comprises choosing seamless steel pipe which is hot-roll-formed by high grade chrome-molybdenum steel whose wall thickness is not less 27mm, S is smaller 0.01.%, and P is smaller 0.020% as base material, no existing the weakness of wall thickness 5%line size through supersonic inspection, processing the form of the two end by rotationally pressing reducing, flattening the heads of the two ends, removing inner and outer folds on the shoulder portion, shot-blasting the inner side and the outer side of the bottle, heat hardening with heating temperature of 850-950 DEG C, tempering in 580-700 DEG C, accurately processing the end face of the bottle and inner threads and outer threads, shot-blasting the inner side and the outer side of the bottle in second time to remove remanent stress concentration area, proceeding 100% magnetic particle detection for the bottle, proceeding 100% ultrasonic detection to the two ends, carryin |
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| language | chi ; eng |
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| subjects | ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL BLASTING CHEMISTRY FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED,LIQUEFIED, OR SOLIDIFIED GASES FIXED-CAPACITY GAS-HOLDERS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS GRINDING HEATING LIGHTING MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS MECHANICAL ENGINEERING METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS PERFORMING OPERATIONS POLISHING STORING OF DISTRIBUTING GASES OR LIQUIDS TRANSPORTING VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED ORSOLIDIFIED GASES WEAPONS |
| title | Super-pressure hydrogen cylinder manufacture method |
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