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Casing joint set screw

location:HOME > Casing joint set screw

  • 16条记录
(1) Material of casing joint group:
Production of 25CrMo forgings (heat treatment, digital multi-axis precision machining, high-frequency quenching and tempering), executive standard: GB/T3077-1999.
(2) Perform flaw detection on the casing joint blank and issue a flaw detection report.
(3) Casing joint group:
Specification Work level Number of screws Number of keyways
Ø980*50mm 700 mm 12 6
Ø1180*50mm 700 mm 12 6
Ø1280*50mm 700 mm 12 6
Ø1380*50mm 700 mm 12 6
Ø1480*50mm 700 mm 16 4
Ø1800*50mm 700 mm 20 5
Ø1980*50mm 700 mm 20 5
Ø2200*60mm 700 mm 20 5
Ø2400*60mm 700 mm 24 6
Ø2600*60mm 740 mm 24 6
Ø2800*60mm 740 mm 32 8
Ø3000*70mm 740 mm 32 8
Ø3200*70mm 740 mm 32 8
Ø3500*75mm 740 mm 40 10
(4) Size:
Tolerance of casing joint processing ovality ≤0.5mm.

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