Foraj geologic și minerit Explorând tuburi
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Tuburi de minerit pentru foraj geologic Exploatare minerală
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- Mining Tubes with Alloy steel grade Geological Drill tubes for Oil Mineral and mining
Applications: For Geological Drill underground for Oil and mineral, for mining exploration
Straightness, Concentricity, Mechanical Properties can meet the requirement of DCDMA (USA), BS4019 (UK), METRIC (SWEDEN)
Gama de dimensiuni: OD: 6-95mm WT: 1-10mm L:max12000mm
Heat treatment: Normalized, Quenching & Tempering - Model : Geological Drill tubes for Oil Mineral and mining
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instrucție
Mining Tubes with Alloy steel grade Geological Drill tubes for Oil Mineral and Mining
Tuburi de minerit pentru foraj geologic Exploatare minerală
Applications: For Geological Drill underground for Oil and mineral, for mining
Straightness, Concentricity, Mechanical Properties can meet the requirement of DCDMA (USA), BS4019 (UK), METRIC (SWEDEN)
Gama de dimensiuni: OD: 6-95mm WT: 1-10mm L:max12000mm
| Standard | Producton Method | Tube Size | Toleranță | |
| GB/T 9808-2008 | Hot rolled | OD |
(+1.0%D) +0.65 (-0.5%D) -0.35 |
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| WT | ≤ 10 |
（+15%S） +0.45 (-10%S） -0.35 |
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| > 10 | （+12.5%S, -10%S) | |||
| Cold drawn | OD | ±0.50%D or ±0.20 | ||
| WT | ±8%S or ±0.15 | |||
| Q(N)/ T118-2010 | Cold drawn | OD | OD | ±0.40%D or ±0.20 |
| WT | WT | ±7%S or ±0.15 | ||
Normal Sizes:
| Desemnare | Outside Diameter (mm) | Inside Diameter (mm) | ||
| Min | max | Min | max | |
| A Wireline | 44.45 | 44.70 | 34.82 | 35.07 |
| B Wireline | 55.55 | 55.90 | 45.95 | 46.30 |
| N Wireline | 69.95 | 70.30 | 60.05 | 60.30 |
| H Wireline | 88.90 | 89.38 | 77.62 | 78.10 |
| P Wireline | 114.30 | 114.78 | 102.79 | 103.27 |
Proprietăți mecanice:
| Stee Grade |
Rezistență la tracțiune Mpa min |
Puterea de curgere Mpa min |
elongație % min |
HRC | Tratament termic |
| T600 | 790 | 600 | 14 | ~ | N |
| T750 | 850 | 750 | 14 | 26-31 | QT |
| T850 | 950 | 850 | 14 | 28-33 | QT |
Proprietăți mecanice:
| Oţel | Tensile Strength Mpa | Punct de curgere Mpa | alungire % | Tratament termic |
| Calitate | Min | |||
| ZT380 | 640 | 380 | 14 | Normlized |
| ZT490 | 690 | 490 | 12 | Normlized |
| ZT540 | 740 | 590 | 12 | Normlized |
| ZT590 | 770 | 590 | 12 | Normlized |
| ZT640 | 790 | 640 | 12 | QT |
| ZT740 | 840 | 740 | 10 | QT |
| T850 | 950 | 850 | 15 | QT |
- CONTACTAȚI-NE
- Mobil: 0086-(0)137 3616 4628
- Sârmă: 0086-574-88255925
- Fax: 0086-574-88086983
- E-mail: sales@steel-tubes.com
