3-1/2 To 5 Inch API 16A Blowout Preventer Equipment Variable Diameter Ram Rubber Core
Product Description
The product can match and interchange most of domestic BOP manufactories, (such as Shanghai Shenkai, Huabei Rongsheng, Chuanyou
Jingkong, Baoji Oil,Jiangsu Xinde, Jiangsu Sanyi, etc). Over the years usage in the oil fields, it has been proved that all the technical
requirements and performance of our products can reach the standards of shaffer sealing elements for replacement.
It can be customized according to customers’ specific requirements of temperature, pressure and environment conditions.
Temperature Range:—45 ℃~180℃
Variable Bore Rams Rubber Core Type and Size
| BOP Model | Variable Bore Rams Rubber Core | Shearing Blind Ram Rubber Core |
| Type | | | 2 ⅜ -3 ½ | 2 ⅞-5 | 3 ½ -5 | 4 ½ -5 ½ | 4 ½ -7 | 5--7 | SBR |
| Bore Size (in) | W. P. |
| | (psi) |
| S | 7 1/16 | 5000 | √ | | | | | | √ |
| 10000 | √ | | | | | | √ |
| 11 | 5000 | | | √ | | | | √ |
| 10000 | | | √ | | | | √ |
| 15000 | | | | | | | √ |
| 13 ⅝ | 5000 | √ | | √ | √ | | √ | √ |
| 10000 | √ | | √ | √ | | √ | √ |
| 15000 | √ | | √ | √ | | √ | √ |
| 21 ¼ | 2000 | | | | √ | | | √ |
| 20 ¾ | 3000 | | | | | | | √ |
| 21 ¼ | 5000 | | | | √ | | | √ |
| U | 11 | 5000 | | √ | | √ | | | √ |
| 10000 | | √ | | √ | | | √ |
| 15000 | | | | | | | √ |
| 13 ⅝ | 5000 | | √ | √ | √ | √ | √ | √ |
| 10000 | | √ | √ | √ | √ | √ | √ |
| 15000 | | | √ | | | √ | √ |
Variable Bore Rams Rubber Core Technical Parameter
| Item | Physical Property | Variable Diameter Ram Rubber Core |
| ≤35MPa | ≥70MPa |
| Technical Spec | Currently formulation | Technical Spec | Currently formulation |
| 1 | Shore A Hardness Degree | 72±3 | 73 | 82±3 | 80 |
| 2 | Tensile Stress (Mpa) | ≥18 | 24.1 | ≥18 | 27.1 |
| 3 | Tensile Set (%) | ≥400 | 407.4 | ≥400 | 415.5 |
| 4 | Tear Strength (KN/m) | ≥40 | 42.1 | ≥40 | 50.1 |
| 5 | 100℃×24h Compression Set % | ≤30 | 27 | ≤30 | 30 |
Product Tags:
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3 1/2 - 5" API 16A Blowout Preventer Equipment Variable Diameter Ram Rubber Core Images
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