top sealing, front sealing, pipe ram, blind ram, slip ram, shear ram, spherical packer, bonnet, piston, shell.
 
For instance technical details:
1. About aoo Standard: API 16 A and ISO 9001
2. Rated Pressure: 2000Psi to 15000Psi(14-17 Mpa)
3. Size: Nominal Bore: 7-1/16″ to 21-1/4″ (179.4mm to 539.75mm)
4. Type: Shear Ram/ Pipe Ram/ Variable Bore Ram
5. Usage: Single Ram BOP/ Double Ram BOP/ Three Ram BOP
6.Brand:Shenkai and Rongsheng.
7. Imitate: Camaron and Shaffer
8. U type and SH type
 
Our company provide all models and sizes VARIABLE BORE,including integal pipe ram,two-piece pipe ram,elliptic ram,blind shear ram,variable ram,weight-bearing ram,H2S-resistant ram etc.
 
Characters:
In the structure,in other words, it is divided into annular blowout preventer with spherical plastic core, annular blowout preventer with cone-shaped plastic core, and blowout preventer with tube-shaped plastic core.
Annular BOP top cap and housing are connected by bolts or claw blocks