Jiangsu Hongbao Group Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 3000 tons/month |
| Delivery Time | 45 - 60 days |
| Packaging Details | Plywood Case |
| Standard | ASTM A519, DIN2391, EN10305-1 |
| Grade | 4130, 4140; 34CrMo4, 42CrMo4 |
| OD Size | 4-219mm |
| WT Size | 0.5-20mm |
| Shape | Round |
| Production Process | Cold Drawn |
| Application | Nonferrous metal mining projects |
| Advantage | Direct factory sale |
| Brand Name | Hongbao |
| Model Number | HBOWD-2 |
| 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 | Plywood Case |
| Standard | ASTM A519, DIN2391, EN10305-1 | Grade | 4130, 4140; 34CrMo4, 42CrMo4 |
| OD Size | 4-219mm | WT Size | 0.5-20mm |
| Shape | Round | Production Process | Cold Drawn |
| Application | Nonferrous metal mining projects | Advantage | Direct factory sale |
| Brand Name | Hongbao | Model Number | HBOWD-2 |
| Certification | ISO9001 | Place of Origin | China |
| High Light | 30CrMo seamless oil drilling pipe ，cold drawn steel drill rod ，oil well tubing with superior mechanical properties | ||
30CrMo Seamless Oil Well Drilling Pipe is a cold-drawn steel pipe drill rod tube engineered for demanding oil and gas drilling operations. Manufactured from premium 30CrMo alloy steel, this seamless pipe undergoes a precise cold-drawing process that ensures exceptional dimensional accuracy and smooth surface finish.
The alloy composition, featuring chromium (0.80-1.10%) and molybdenum (0.15-0.25%), provides superior mechanical properties. It boasts a minimum tensile strength of 860 MPa and yield strength of 725 MPa, making it highly capable of withstanding extreme pressures, torques, and dynamic loads in deep-well and harsh downhole environments.
Through meticulous heat treatment, including quenching and tempering, the pipe achieves a uniform microstructure that enhances impact toughness and fatigue resistance. This is crucial for prolonged and repetitive stresses experienced by drill rods in high-pressure, high-temperature (HPHT) wells, corrosive formations, and extended-reach drilling scenarios.
| Parameter | Details |
|---|---|
| Material Grade | 30CrMo, 4130 |
| Standard | GB/T 9808, ASTM A519 |
| Outer Diameter (OD) | 4 - 219 mm |
| Wall Thickness (WT) | 0.5 - 20 mm |
| Steel Grade | C | Si | Mn | P | S | Cr | Mo |
|---|---|---|---|---|---|---|---|
| 30CrMo/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 |
| Steel Grade | Deliver Condition | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HRC) |
|---|---|---|---|---|---|
| 30CrMo/4130 | +SR | ≥813 | ≥690 | ≥15% | ≥24 |
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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