XI'AN KINGWELL OILFIELD MACHINERY CO.,LTD
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Price: | 10.0 USD |
Payment Terms: | T/T,L/C |
Place of Origin: | Shaanxi, China (Mainland) |
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9-3/4"Spiral Drill Pipe of Drill String Tools
Specification:
1.Standard: API Spec 7-1
2.Material: AISI 4145 H Modified Alloy Steel
3.Export Percentage: 95%
4.Supply Ability: 1000 sets per month
5. Main Market: Middle East, North America, Europe
6. Delivery time: 10 days in stock, 30 days after advance payment
7. Payment terms: T/T, L/C
8. original: China
Detailed pictures for goods,
Thechnical Parameter
Drill Collar Model | D | d | L(mm) | DF(mm) | Bending Strength ratio | Drill Collar | ||
mm | In | mm | in | |||||
QW-DC3-1/8 | 79.4 | 3-1/8 | 31.8 | 1-1/2 | 9,150 | 76.2 | 2.57:1 | NC23-31 |
QW-DC 3-1/2 | 88.9 | 3-1/2 | 38.1 | 1-1/2 | 9,150 | 82.9 | 2.42:1 | NC26-35(2-3/8IF) |
QW-DC 4-1/8 | 104.8 | 4-1/8 | 50.8 | 2 | 9,150 | 100.4 | 2.43:1 | NC31-41(2-7/8IF) |
QW-DC 4-3/4 | 120.7 | 4-3/4 | 50.8 | 2 | 9,150 | 114.7 | 2.58:1 | NC35-47 |
QW-DC 5 | 127 | 5 | 57.2 | 2-1/4 | 9,150 | 121 | 2.38:1 | NC38-50(3-1/2IF) |
QW-DC 6A | 152.4 | 6 | 57.2 | 2-1/4 | 9,150/9,450 | 144.5 | 2.49:1 | NC44-60 |
QW-DC 6B | 152.4 | 6 | 71.4 | 2-13/16 | 9,150/9450 | 144.5 | 2.84:1 | NC44-60 |
QW-DC 6-1/4A | 158.8 | 6-1/4 | 57.2 | 2-1/4 | 9,150/9,450 | 149.2 | 2.91:1 | NC44-62 |
QW-DC 6-1/4B | 158.8 | 6-1/4 | 71.4 | 2-13/16 | 9,150/9,450 | 150 | 2.63:1 | NC46-62(4IF) |
QW-DC 6-1/2A | 165.1 | 6-1/2 | 57.2 | 2-1/4 | 9,150/9,450 | 154.8 | 2.76:1 | NC46-65(4IF) |
QW-DC 6-1/2B | 165.1 | 6-1/2 | 71.4 | 2-13/16 | 9,150/9,450 | 154.8 | 3.05:1 | NC46-65(4IF) |
QW-DC 6-3/4A | 171.4 | 6-3/4 | 57.2 | 2-1/4 | 9,150/9,450 | 159.5 | 3.18:1 | NC46-67(4IF) |
QW-DC 6-3/4B | 171.4 | 6-3/4 | 71.4 | 2-13/16 | 9,150/9,450 | 159.5 | 2.37:1 | NC50-67(4-1/2IF) |
QW-DC 7A | 177.8 | 7 | 57.2 | 2-1/4 | 9,150/9,450 | 164.7 | 2.54:1 | NC50-70(4-1/2IF) |
QW-DC 7B | 177.8 | 7 | 71.4 | 2-13/16 | 9,150/9,450 | 164.7 | 2.73:1 | NC50-70(4-1/2IF) |
QW-DC 7-1/4 | 184.2 | 7-1/4 | 71.4 | 2-13/16 | 9,150/9,450 | 169.5 | 3.12:1 | NC50-72(4-1/2IF) |
QW-DC 7-3/4 | 196.8 | 7-3/4 | 71.4 | 2-13/16 | 9,150/9,450 | 185.3 | 2.70:1 | NC56-77 |
QW-DC 8 | 203.2 | 8 | 71.4 | 2-13/16 | 9,150/9,450 | 190.1 | 3.02:1 | NC56-80 |
QW-DC 8-1/4 | 209.6 | 8-1/4 | 71.4 | 2-13/16 | 9,150/9,450 | 195.7 | 2.93:1 | 6-5/8REG |
QW-DC 9 | 228.6 | 9 | 71.4 | 2-13/16 | 9,150/9,450 | 212.7 | 3.17:1 | NC61-90 |
QW-DC 9-1/2 | 241.3 | 9-1/2 | 76.2 | 3 | 9,150/9,450 | 223.8 | 2.81:1 | 7-5/8REG |
QW-DC 9-3/4 | 247.6 | 9-3/4 | 76.2 | 3 | 9,150/9,450 | 232.6 | 2.57:1 | NC70-97 |
QW-DC 10 | 254 | 10 | 76.2 | 3 | 9,150/9,450 | 237.3 | 2.81:1 | NC70-100 |
QW-DC 11 | 279.4 | 11 | 76.2 | 3 | 9,150/9,450 | 266.7 | 2.84:1 | 8-5/8 REG |
About Quality: All the products with API, low price are not -API, cannot be exported.
About Warranty: Warranty period is 1 year after installation.
About Payment: 30% of the advance payments, delivery time, please pay 70%.
About Ttechnical Documents:I submit the following accompanying technical information in English,
A: Test Report in accordance with the appropriate API or national test standards outline
B. Commerial Invoice
C: Original copy of quality certificate
D: Packing List
E: The chemical element ,Mechanical properties.
About Service:
We believe in Customer delight, achieved by the supply of Quality Products & Services and Continual Improvement in our Manufacturing Processes for timely delivery at competitive prices. We work in a professional, competitive, and cost-effective manner consistent with the Customer requirement.