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Build Your Online Product Catalogs?
| Product Name: |
oil drilling collar
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| Supply Ability: |
500 |
| Related proudcts |
drill collar, drill collars, oil drilling tools, |
| Specifications |
oil drilling tools, kellys , dril collar, drill pipe, kellys |
| Price Term: |
FOB, |
| Port of loading: |
TIANJIN |
| Minimum Order |
1 |
| Unit Price: |
USD3600/PC |
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The drill collar is according to SY/T5144-2007 and API 7-1 “Specification for Rotary Drill Stem Elements��?standard, the material uses AISI 4145H alloy structural steel to carry on the deep hole processing, before thread and spiral groove processing against the total cross-section to quenching and the tempering heat treatment.钻铤的标准尺寸、内径及螺纹
钻铤编号 外径D 内径d 长度L mm 台肩倒角 直径DF mm 弯曲强度?
mm in mm in
NC23-31 79.4 3 1/8 31.8 1 1/4 9150 76.2 2.57:1
NC26-35 88.9 3 1/2 38.1 1 1/2 9150 82.9 2.42:1
NC31-41 104.8 4 1/8 50.8 2 9150?450 100.4 2.43:1
NC35-47 120.7 4 3/4 50.8 2 9150?450 114.7 2.58:1
NC38-50 127.0 5 57.2 2 1/4 9150?450 121.0 2.38:1
NC44-60 152.4 6 57.2 2 1/4 9150?450 144.5 2.49:1
NC44-60 152.4 6 71.4 2 13/16 9150?450 144.5 2.84:1
NC44-62 158.8 6 1/4 57.2 2 1/4 9150?450 149.2 2.91:1
NC46-62 158.8 6 1/4 71.4 2 13/16 9150?450 150.0 2.63:1
NC46-65 165.1 6 1/2 57.2 2 1/4 9150?450 154.8 2.76:1
NC46-65 165.1 6 1/2 71.4 2 13/16 9150?450 154.8 3.05:1
NC46-67 171.4 6 3/4 57.2 2 1/4 9150?450 159.5 3.18:1
NC50-67 171.4 6 3/4 71.4 2 13/16 9150?450 159.5 2.37:1
NC50-70 177.8 7 57.2 2 1/4 9150?450 164.7 2.54:1
NC50-70 177.8 7 71.4 2 13/16 9150?450 164.7 2.73:1
NC50-72 184.2 7 1/4 71.4 2 13/16 9150?450 169.5 3.12:1
NC56-77 196.8 7 3/4 71.4 2 13/16 9150?450 185.3 2.70:1
NC56-80 203.2 8 71.4 2 13/16 9150?450 190.1 3.02:1
6 5/8REG 209.6 8 1/4 71.4 2 13/16 9150?450 195.7 2.93:1
NC61-90 228.6 9 71.4 2 13/16 9150?450 212.7 3.17:1
7 5/8REG 241.3 9 1/2 76.2 3 9150?450 223.8 2.81:1
NC70-97 247.6 9 3/4 76.2 3 9150?450 232.6 2.57:1
NC70-100 254.0 10 76.2 3 9150?450 237.3 2.81:1
8 5/8REG 279.4 11 76.2 3 9150?450 266.7 2.84:1 |
| Company: |
Shan Xi Golden Diamond Petroleum Drill Tools Manufacturing Co.,Ltd
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| Contact: |
Mr. Charles Liu |
| Address: |
University street, Sanshui town, Jinzhong city, Shanxi province, China |
| Postcode: |
030620 |
| Tel: |
0086-0354-2517192 |
| Fax: |
0086-0354-2517191 |
| E-mail: |
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