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Rated Working Pressure: 2000psi～10000psi
Temperature Range for Metallic Materials: -59℃～+177℃
Temperature Range for Nonmetallic Sealing Materials: -26℃～+177℃
Performance Requirement: PR1、PR2
Product Description
RS Ram BOP Nominal Bore Size Designation: 21 1/4″
Model | Gals to Open (1 set) | Gals to Close (1 set) | Closing Ratio | Assembly Dimension (in) | Approx Weight（lb） | ||||||
Length (L) | Width (W) | Height (H) | |||||||||
Flg×Flg | Std×Std | Flg×Std | Flg×Flg | Std×Std | Flg×Std | ||||||
21 1/4″-2,000psi（Single RS-C） | 6.34 | 7.13 | 5.0 | 126.22 | 46.46 | 35.24 | 20.67 | 27.76 | 10946 | 9976 | 10417 |
21 1/4″-2,000psi （Double RS-C） | 6.34 | 7.13 | 5.0 | 126.22 | 46.46 | 52.95 | 38.39 | 45.47 | 20327 | 19357 | 19797 |
21 1/4″-2,000psi（Single RS-CS） | 12.68 | 14.27 | 9.4 | 150.31 | 46.46 | 35.24 | 20.67 | 27.76 | 12218 | 11073 | 11614 |
21 1/4″-2,000psi （Double RS-CS） | 12.68 | 14.27 | 9.4 | 150.31 | 46.46 | 52.95 | 38.39 | 45.47 | 22906 | 21698 | 22302 |
21 1/4″-2,000psi（Single RS-FS） | 14.3 | 14.8 | 10.8 | 176.9 | 45.3 | 36.4 | 21.5 | 28.9 | 16629 | 15602 | 16115 |
21 1/4″-2,000psi （Double RS-FS） | 14.3 | 14.8 | 10.8 | 176.9 | 45.3 | 57.7 | 41.3 | 49.2 | 31861 | 29286 | 30573 |
21 1/4″-5,000psi（Single RS-CS） | 15.85 | 16.64 | 9.4 | 137.56 | 54.61 | 54.41 | 33.86 | 46.06 | 23193 | 20150 | 21671 |
21 1/4″-5,000psi （Double RS-CS） | 15.85 | 16.64 | 9.4 | 137.56 | 54.61 | 77.44 | 56.89 | 65.20 | 40378 | 37335 | 38856 |
21 1/4″-5,000psi（Single RS-FS） | 39.89 | 33.55 | 7.2 | 188.07 | 52.17 | 52.24 | 28.54 | 40.39 | 29762 | 26323 | 28043 |
21 1/4″-5,000psi （Double RS-FS） | 39.89 | 33.55 | 7.2 | 188.07 | 52.17 | 79.92 | 56.22 | 68.07 | 56613 | 53173 | 54893 |
21 1/4″-10,000psi（Single RS-FS） | 26.68 | 31.70 | 10.7 | 193.98 | 52.32 | 64.23 | 32.50 | 48.36 | 38252 | 30466 | 34359 |
21 1/4″-10,000psi （Double RS-FS） | 26.68 | 31.70 | 10.7 | 193.98 | 52.32 | 96.69 | 66.93 | 80.83 | 68747 | 61617 | 64906 |
※ RS-C: Casting
※ RS- CS: Casting Shear
※ RS-FS: Forging Shear
RS Ram BOP With Tandem Boosters Nominal Bore Size Designation: 21 1/4″
Model | Gals to Open (1 set) | Gals to Close (1 set) | Closing Ratio / Shearing Ratio | Assembly Dimension (in) | Approx Weight（lb） | ||||||
Length (L) | Width (W) | Height (H) | |||||||||
Flg×Flg | Std×Std | Flg×Std | Flg×Flg | Std×Std | Flg×Std | ||||||
21 1/4″-5,000psi（Single RS-CS） | 15.69 | 21.64 | 9.4/14.2 | 213.70 | 54.61 | 77.44 | 56.89 | 65.20 | 40978 | 37935 | 39456 |
21 1/4″-10,000psi（Single RS-FS） | 26.68 | 46.23 | 10.7/17.7 | 237.13 | 52.32 | 96.69 | 66.93 | 80.83 | 69911 | 62781 | 66070 |
※ RS-FS: Forging Shear
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