Seamless 4130 / 30CrMo Steel Drill Pipe Clean Smooth Surface ASTM A519
Brand Name:New-Era
Certification:ISO9001/TS16949
Model Number:NQ,BQ,HQ,PQ
Minimum Order Quantity:1000kg
Delivery Time:20-30days
Payment Terms:L/C, T/T
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4130 / 30CrMo Seamless Drill Pipe ASTM A519 Norm Stress Relief Heat
- Treatment , Seamless Drill Tubes for Wire-line Drill Rods
1. Product Name: Seamless Steel Tubing wire-line drill rods
2. Size Range: OD: 45-114.3m, WT: 2-15mm, 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 | 1541, 1026, 1045, 4130, 4140 |
Delivery Condition | HR, CW, SR, A, N,Quenching & Tempering |
Standard | ASTM A519 |
Application | Wire-line drill rods |
Certificate | TS16949, ISO 9001 |
HS code | 7304319000 |
Delivery Time | 40 days |
Pakcing | Bundles or Woodern Boxes |
| Item | Description | Steel grade | Delivery condition | Hardness | OD | ID | Linear weight | Piece length | Piece weight |
| - | - | - | - | - | mm | mm | kg/m | mm | kg/piece |
| 1 | Hot-rolled seamless tube | 30CrMo | Q+T | 30-36 HRC | 114.30 | 100.08 | 18.80 | 5,800 | 109.01 |
| 2 | Hot-rolled seamless tube | 30CrMo | Q+T | 30-36 HRC | 69.85 | 60.25 | 7.70 | 5,800 | 44.66 |
| 3 | Hot-rolled seamless tube | 30CrMo | Q+T | 36-40 HRC | 78.49 | 57.00 | 17.95 | 5,800 | 104.12 |
| 4 | Hot-rolled seamless tube | 30CrMo | Q+T | 36-40 HRC | 117.00 | 77.00 | 47.84 | 5,800 | 277.49 |
| 5 | Hot-rolled seamless tube | 30CrMo | Q+T | 32-36 HRC | 114.30 | 101.60 | 16.91 | 3,085 | 52.15 |
| 6 | Cold-drawn seamless tube (profile 2A6) | 30CrMo | Q+T | 32-36 HRC | 75.20 | 60.30 | 12.45 | 3,150 | 39.21 |
| 7 | Cold-drawn seamless tube (profile 3A6) | 30CrMo | Q+T | 32-36 HRC | 95.80 | 77.80 | 19.27 | 3,150 | 60.69 |
Seamless Steel Tubes for Wire-line Drill Rods | |||||||
Standard: ASTM A519 GB/T9808-2008 GB/T16950-2014 | |||||||
Spec. | Size ＆ Tolerance | ||||||
- | Ourside Diameter | Inside Diameter | Length | ||||
- | mm | Tolerance | mm | Tolerance | mm | mm | Tolerance |
A | 44.45 | 0/+0.30 | 35.05 | -0.15/+0.15 | 3000 | 3060 | 0/+5 |
B | 55.55 | 0/+0.30 | 46.05 | -0.15/+0.15 | 3000 | 3060 | 0/+5 |
BT | 56.52 | 0/+0.40 | 48.64 | -0.20/+0.20 | 3000 | 3060 | 0/+5 |
N | 69.85 | 0/+0.30 | 60.33 | -0.15/+0.15 | 3000 | 3060 | 0/+5 |
NT | 73.03 | 0/+0.40 | 64.26 | -0.20/+0.20 | 3000 | 3060 | 0/+5 |
H | 88.90 | 0/+0.40 | 77.80 | -0.20/+0.20 | 3000 | 3060 | 0/+5 |
HWT | 114.30 | 0/+0.40 | 101.60 | -0.20/+0.20 | 3000 | 3060 | 0/+5 |
Steel ＆Properties | |||||||
Item | Steel Grade | Steel Class | Tensile Strength Min Mpa | Yield Strength Min Mpa | Elongation Min% | Hardness HRC | Heat treatment Type |
1 | 1541 | ZT640 | 790 | 640 | 14 | / | +N |
2 | 4130 | ZT750 | 850 | 750 | 14 | 26-31 | Q＆T |
3 | 4140 | ZT850 | 950 | 850 | 14 | 28-33 | Q＆T |
4 | 45MnMoB | XJY600 | 790 | 600 | 14 | / | +N |
5 | 30CrMnSiA | XJY750 | 850 | 750 | 14 | 26-31 | Q＆T |
6 | 42CrMo | XJY850 | 950 | 850 | 14 | 28-33 | Q＆T |
Straightness | Normally: 1/2000mm High class: 1/6000mm | ||||||
Application | Wire-line Drill Roads, Boart Longyear, Altas, type | ||||||
Seamless 4130 / 30CrMo Steel Drill Pipe Clean Smooth Surface ASTM A519
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