oil drilling spool API16A for Wellhead Control Equipment
Standard: API SPEC 16A
2.Material:High quality alloy steel
3.With Heat treatment
Drilling Spool
Standard: API SPEC 16A.
Use the high quality alloy steel with special heat treatment to improve its anti-corrosive capability of H2S.
The seals surface is welded with stainless steel to improve the anti-corrosive capability, and lengthen its lifespan.
The strength of the body is strictly inspected according to the API Spec 16A before delivery to ensure safely.
It is applicable to drilling works in the high pressure oilfields.
It can throttle and control blowout if it connects with relevant valves and pipelines. Meanwhile, it links the blow-out preventer and casing head.
Wellhead Size: 7 1/16”~ 21 1/4”
Wellhead Pressure: 2000PSI~20000PSI
Temp Range: K,L,N,P,S,T,U,V,X,Y.
Material Class: AA,BB,CC,DD,EE,FF,HH. 0.5, NL.
Wellhead products Class: PSL1~PSL3G.
Wellhead products Performance Class: PR1, PR2.
Product Specification
| Size A | Size C | 2000PSI | 3000PSI | 5000PSI | |||
| Top Flg. | Thd.or Weld | H | B | H | B | H | B |
| 9 | 7 5/8 | 440 | 182 | 440 | 182 | 450 | 182 |
| 7 | 440 | 168 | 440 | 168 | 450 | 168 | |
| 11 | 10 3/4 | 450 | 248 | 450 | 248 | 470 | 248 |
| 9 5/8 | 450 | 234 | 450 | 234 | 470 | 234 | |
| 8 5/8 | 450 | 208 | 450 | 208 | 470 | 208 | |
| 13 5/8 | 13 3/8 | 475 | 316 | 475 | 316 | 485 | 316 |
| 12 3/4 | 475 | 298 | 475 | 298 | 485 | 298 | |
| 16 3/4 | 16 | 485 | 385 | 485 | 385 | 485 | 385 |
| 18 3/4 | 18 | 500 | 440 | ||||
| 20 3/4 | 20 | 520 | 482 | ||||
| 21 1/4 | 20 | 520 | 482 | 520 | 482 | ||
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