| 规格 | 代号 | API代号 |
| 11/16” | B12-106(XX)-L | B12-106 |
| 11/4” | B12-125(XX)-L | B12-125 |
| 11/2” | B12-150(XX)-L | B12-150 |
| 13/4” | B12-175(XX)-L | B12-175 |
| 21/4” | B12-225(XX)-L | B12-225 |
注:①XX为材料标识代号;
②L为泵筒标准长度,8ft-30ft,每2ft增加。
| 规格 | 代号 | API代号 |
| 11/16” | B12-106(XX)-L | B12-106 |
| 11/4” | B12-125(XX)-L | B12-125 |
| 11/2” | B12-150(XX)-L | B12-150 |
| 13/4” | B12-175(XX)-L | B12-175 |
| 21/4” | B12-225(XX)-L | B12-225 |
注:①XX为材料标识代号;
②L为泵筒标准长度,8ft-30ft,每2ft增加。