Jiangsu Hongbao Group Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 3000 tons/month |
| Delivery Time | 45-60 days |
| Packaging Details | Bundles Package, Wooden Box Package |
| Standard | ASTM A519 |
| Grade | 4130, 4140; 34CrMo4, 42CrMo4 |
| OD Size | 30-139.7mm |
| WT Size | 3-19mm |
| Shape | Round |
| Production Process | Cold Drawn, Cold Rolling |
| Application | Mine blasting Water well drilling Geothermal wells drilling Fore poling Coal Nonferrous metal mining projects |
| Brand Name | Hongbao |
| Model Number | HBOWD-3 |
| Certification | ISO9001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 3000 tons/month |
| Delivery Time | 45-60 days | Packaging Details | Bundles Package, Wooden Box Package |
| Standard | ASTM A519 | Grade | 4130, 4140; 34CrMo4, 42CrMo4 |
| OD Size | 30-139.7mm | WT Size | 3-19mm |
| Shape | Round | Production Process | Cold Drawn, Cold Rolling |
| Application | Mine blasting Water well drilling Geothermal wells drilling Fore poling Coal Nonferrous metal mining projects | Brand Name | Hongbao |
| Model Number | HBOWD-3 | Certification | ISO9001 |
| Place of Origin | China | ||
| High Light | A519 oil well drilling pipe ，4130 oilfield drill pipe ，4140 oil exportation pipe | ||
A519 4130 4140 Oil Drilling Pipe , Alloy Drill Pipe for Nonferrous Metal Mining Projects
Description
This A519-certified alloy drilling pipe, manufactured from premium 4130/4140 chromoly steel, delivers exceptional performance in both oilfield drilling and nonferrous mining operations. The seamless construction provides superior mechanical properties including minimum 110,000 psi yield strength, excellent torsional capacity, and enhanced fatigue resistance for demanding downhole conditions.
Specifically engineered for nonferrous metal mining projects, the pipe demonstrates outstanding abrasion resistance against hard rock formations and corrosive slurry media encountered in copper, lithium, and nickel extraction. Its optimized chemical composition and heat treatment ensure reliable performance in both drilling and casing applications, maintaining structural integrity under extreme compression loads and cyclic stresses.
Precision-manufactured through controlled quenching and tempering processes, each length undergoes rigorous non-destructive testing to guarantee dimensional accuracy and material consistency. The pipe's robust design makes it ideal for deep-hole drilling, mineral exploration, and production casing in challenging mining environments where conventional carbon steel pipes would fail prematurely, offering extended service life and reduced operational downtime.
Specification
|
Parameter |
Details |
|---|---|
| Material Grade | 4130, 4140 |
| Standard | ASTM A519 |
| Outer Diameter (OD) | 30 - 140 mm |
| Wall Thickness (WT) | 3 - 20 mm |
| Delivery Condition | +N, +SR, QT |
Chemical Composition
| Steel Grade | C | Si | Mn | P | S | Cr | Mo | B |
| 4130 | 0.28-0.33 | 0.15-0.35 | 0.40-0.60 | ≤0.040 | ≤0.040 | 0.80-1.10 | 0.15-0.25 | |
| 4140 | 0.38-0.43 | 0.15-0.35 | 0.75-1.00 | ≤0.040 | ≤0.040 | 0.80-1.10 | 0.15-0.25 | |
| 45MnMoB | 0.43-0.48 | 0.17-0.37 | 1.05-1.35 | ≤0.020 | ≤0.015 | 0.20-0.25 | 0.001-0.005 | |
| 1541 | 0.36-0.44 | - | 1.35-1.65 | ≤0.040 | ≤0.050 | |||
| 30CrMnSiA | 0.28-0.34 | 0.90-1.20 | 0.80-1.10 | ≤0.020 | ≤0.015 | 0.80-1.10 |
Mechanical Properties
| Steel Grade | Deliver Condition |
Tensile Strength (Mpa) |
Yield Strength (Mpa) |
Elongation (%) |
Hardness(HRC) |
| 4130 | + SR | ≥813 | ≥690 | ≥15% | ≥24 |
| 4140 | QT | ≥950 | ≥850 | ≥14% | 28 - 33 |
| 45MnMoB | + N | ≥790 | ≥600 | ≥14% | - |
| 1541 | + SR | ≥813 | ≥690 | ≥15% | ≥24 |
| 30CrMnSiA | QT | ≥850 | ≥750 | ≥14% | 26-31 |
Features
High Strength-to-Weight Ratio: Provides necessary load-bearing capacity while managing the weight of the drill string.
Exceptional Toughness: Superior resistance to impact and shock loads encountered during drilling, tripping, and in doglegs, minimizing the risk of catastrophic failure.
Outstanding Fatigue Resistance: Withstands the cyclic bending and rotational stresses in the drill string, significantly extending service life.
Good H2S Resistance (Limited S & P): Low sulfur and phosphorus content offers
Packing
Standard Export Packing: Bundles with plastic end caps and wooden box package
Application
Drill Pipes & Tool Joints: Core material for high-strength drill string components.
Casing Tubing: Used in sections requiring enhanced mechanical performance.
Couplings & Subs: Critical connections in downhole assemblies.
Core Barrels: Inner and outer tubes for drilling core samples.
Mandrels & Valves: Components for wellhead and drilling tools.
Company Details
Business Type:
Manufacturer
Year Established:
1958
Total Annual:
>76000000
Employee Number:
700~1000
Ecer Certification：
Verified Supplier
Jiangsu Hongbao Group (Pipe) Co., Ltd. (Zhangjiagang Hongda Pipe Co., Ltd.) is a high-tech company in Jiangsu province. The company has a registered capital of RMB 89 million, covers an area of 130,000 square meters, employs 600 staff, and has annual sales of RMB 400 million. The company is speciali... Jiangsu Hongbao Group (Pipe) Co., Ltd. (Zhangjiagang Hongda Pipe Co., Ltd.) is a high-tech company in Jiangsu province. The company has a registered capital of RMB 89 million, covers an area of 130,000 square meters, employs 600 staff, and has annual sales of RMB 400 million. The company is speciali...
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