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DCS型 鉆鋌卡瓦
DCS型 鉆鋌卡瓦
DCS型鉆鋌卡瓦有S、R、L三個(gè)型號(hào)，適用于卡持直徑3in至14in的鉆鋌，通過更換牙板或增減卡瓦體數(shù)量來改變卡持尺寸。產(chǎn)品按API Spec 7K《鉆井和井口操作設(shè)備規(guī)范》要求設(shè)計(jì)、制造。
主要技術(shù)參數(shù)：
|
規(guī)格型號(hào) Model |
DCS-S |
DCS-R |
DCS-L |
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|
鉆鋌尺寸 DC OD |
in |
3-4 |
4-4 7/8 |
4 1/2-6 |
5 1/2-7 |
6 3/4-8 1/2 |
8-9 1/2 |
8 1/2-10 |
9 1/4-11 1/4 |
11-12 3/4 |
12-14 |
|
mm |
76.2-101.6 |
101.6-123.8 |
114.3-152.4 |
139.7-177.8 |
171.4-209.6 |
203.2-241.3 |
215.9-254 |
235-285.7 |
279.4-323.9 |
304.8-355.6 |
|
|
重量 Weight |
kg |
51 |
47 |
54 |
51 |
70 |
78 |
84 |
90 |
116 |
107 |
|
lb |
112 |
103 |
120 |
112 |
154 |
173 |
185 |
198 |
256 |
237 |
|
|
配用內(nèi)襯號(hào) Use in Insert Bowl No. |
API or No.3 |
No.2 |
No.1 |
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