| Categories | Seamless Drill Pipe |
|---|---|
| Brand Name: | New Era |
| Model Number: | ASTM A519 |
| Certification: | ISO9001,TS16949 |
| Place of Origin: | China |
| MOQ: | 1 tons |
| Price: | Negotiation |
| Payment Terms: | T/T |
| Supply Ability: | 3000 tons/month |
| Delivery Time: | 45 days |
| Packaging Details: | Bundles Package, Wooden Box Package |
| Material: | R780 42MnMo7 36Mn2V |
| Delivery Condition: | HR, CW, SR, A, N |
| OD Size: | 10-120mm |
| WT Size: | 1-15mm |
| Surface: | Free of oxide scale |
| Application: | Mining drill pipes |
R780 seamless cold drawn drill rods tubes pipes WLA WLB WLN WLH
1. Product Name: Seamless Steel Tubing wire-line drill rods
2. Size Range: WLA,WLB,WLN,WLH Length:3m,3.06m 5.8m/6m, maximal
11.8m
3. Stable Quality with Comeptitive Price
4. Protective Atmosphere Heat Treatment, Surface is clean and
smooth, without oxide scale
5. Good Extending and Bending Ability, Longer Work Life
| Product Name | Seamless Steel Tubing wire-line drill rods |
| Material | 4130+SR XJY600 XJY750 XJY850 BL850 |
| Delivery Condition | HR, CW, SR, A, N,Quenching & Tempering |
| Standard | ASTM GB9808 |
| Application | Wire-line drill rods |
| Certificate | TS16949, ISO 9001 |
| HS code | 7304319000 |
| Delivery Time | 40 days |
| Pakcing | Bundles or Woodern Boxes |
| 2.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 |
| WLB | 55.55 | +0.25 | 46.20 | -0.25 | 4.8 | 3060/3050/3000 | 4130+SR | |
| WLN | 68.85 | +0.25 | 60.32 | -0.25 | 4.9 | 3060/3050/3000 | 4130+SR | |
| WLH | 88.90 | +0.38 | 78.00 | -0.38 | 5.6 | 3060/3050/3000 | 4130+SR | |
| HWT | 114.30 | +0.38 | 103.17 | -0.38 | 6.3 | 3060/3050/3000 | 4130+SR | |
| 3.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 |
| 36Mn2V | R780 | 780 | 520 | 15 | 22-26 | +N | / | 8 |
| 42MnMo7 | R780 | 780 | 520 | 15 | 22-26 | +N | / | 8 |
| 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 | |||||||
|
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