NEW-ERA STEEL TUBE TECHNOLOGY CO.,LTD
| Supply Ability | 2000tons per month |
| Delivery Time | 20-30days |
| Packaging Details | Anti-rusty oil protected,Bundles packing with plastic bags wrapped |
| Steel Grade | 45MnMoB/XJY600 |
| Size | B wireline,N wireline,H wireline,P wireline |
| Threaded | Drill mother tubes without thread |
| Surface | Black phosphated,smooth surface |
| Materials | Seamless Alloy steel tubes |
| Standard | DCDMA wireline drilling tubing |
| Application | Mining drill rods and core tubes |
| Brand Name | New-Era |
| Model Number | ISO10097-1/DCDMA |
| Certification | ISO9001/TS16949 |
| Place of Origin | China |
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Product Specification
| Supply Ability | 2000tons per month | Delivery Time | 20-30days |
| Packaging Details | Anti-rusty oil protected,Bundles packing with plastic bags wrapped | Steel Grade | 45MnMoB/XJY600 |
| Size | B wireline,N wireline,H wireline,P wireline | Threaded | Drill mother tubes without thread |
| Surface | Black phosphated,smooth surface | Materials | Seamless Alloy steel tubes |
| Standard | DCDMA wireline drilling tubing | Application | Mining drill rods and core tubes |
| Brand Name | New-Era | Model Number | ISO10097-1/DCDMA |
| Certification | ISO9001/TS16949 | Place of Origin | China |
| High Light | 45MnMoB Core Tubes ，XJY600 Core Tubes ，BQ Core Tubes | ||
Geological Drilling Rods Seamless Drilling Pipes Core Tubes XJY600/45MnMoB BQ/NQ/HQ/PQ
The Drill Pipes Made From Cold drawn seamless steel tubes,We can produce
as international standard DCDMA/ISO10097-1,and the special sizes light weight
drill rods and thin-wall drill rods,drill casing pipes,core tubes etc.
1. Product Name:Geological Drill Pipes for Wire-line drilling rods Core Tubes
2. The Steel Tube Materials: SAE1541,AISI4130,4130,St52,45MnMoB,BL850/XJY850
3. The Steel Pipes can be finished as Stress relieved or Quenching and Tempering process
4. Protective Atmosphere Heat Treatment, Surface is clean and smooth, without oxide scale
5. Drilling Tubes Produced as DCDMA,ISO10097-1 Wireline Diamond Drilling and Core Barrel
| 1.International Standard Sizes,Tolerance,Prices | ||||||||
| Specification | OD mm | OD tol. Mm | ID mm | ID tol. Mm | Wt.mm | Length, mm | Steel Class | FOB Shanghai usd/ton |
| BQ | 55.55 | +0.25 | 46.20 | -0.25 | 4.8 | 3060/3050/3000 | 4130+SR | |
| NQ | 68.85 | +0.25 | 60.32 | -0.25 | 4.9 | 3060/3050/3000 | 4130+SR | |
| HQ | 88.90 | +0.38 | 78.00 | -0.38 | 5.6 | 3060/3050/3000 | 4130+SR | |
| PQ | 114.30 | +0.38 | 103.17 | -0.38 | 6.3 | 3060/3050/3000 | 4130+SR | |
| Casing | 117.50 | +0.50 | 103.00 | -0.50 | 7.25 | 3060/3050/3000 | 4130+SR | |
| 2.Different Steel Claess and Techanical data: | ||||||||
| Steel Name | Steel class | Tensile Strength Min.MPA | Yield Strength Min.MPA | Elongation Min % | Hardness HRC | Heat-treatment Condition | Residual hoop stress Max.MPA | Grain Size Min class |
| 45MnMoB | XJY600 | 790 | 600 | 14 | 21-25 | +N | / | 8 |
| 30CrMnSiA | XJY750 | 850 | 750 | 15 | 26-31 | Q+T | / | 8 |
| 42CrMo | XJY850 | 950 | 850 | 15 | 28-33 | Q+T | / | 8 |
| straightness of tubes | Class 1: Max 1/2000mm; Class 2: 1/6000mm | |||||||
| straightness at ends | Not more than 0,25 mm per 0.2 meter of length from each of the end of pipe | |||||||
| Surface | Black smooth surface or black phosphated | |||||||
| Packing | anti-rusty oil protected,bundles wrapped with Plastic bags | |||||||
| Delivery time | 20-30days | |||||||
Products Pictures:
Tags:Geological Drill rods,Light weight PQ,Light weight NQ,Loght weight HQ,Drill rods,DCDMA,
Diamond Drill rods,seamlesss drill pipes,Rock Drilling Rods.
Company Details
Business Type:
Manufacturer
Year Established:
1988
Total Annual:
100000000-15000000
Employee Number:
150~200
Ecer Certification：
Verified Supplier
Zhejiang New Era Steel Tube Technology Co., Ltd is one of the best seamless steel tube products manufacturer and exporter in china. Our main products include cold drawn and cold rolled seamless steel tubes .We can manufacture non-standard and special application tubes, also according to the int... Zhejiang New Era Steel Tube Technology Co., Ltd is one of the best seamless steel tube products manufacturer and exporter in china. Our main products include cold drawn and cold rolled seamless steel tubes .We can manufacture non-standard and special application tubes, also according to the int...
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