Jiangsu Hongbao Group Co., Ltd.
| Payment Terms | L/C,T/T |
| Supply Ability | 3000MT/Month |
| Delivery Time | Negotiable |
| Packaging Details | As required |
| Material | 30CrMo（4130/34CrMo4）, 42CrMo（4140/42CrMo4）, 40Mn2, 45MnMoB, 30CrMnSiA, 4135, 1541 |
| Standard | GB/T 9808, ASTM A519, DIN2391, EN10305-1, |
| OD Range | 30-139.7mm |
| WT Range | 3-19mm |
| Processing | Cold Rolling |
| Color | Black |
| Brand Name | HONGBAO |
| Model Number | HG-OP |
| Certification | PED, ISO9001, DNV |
| Place of Origin | China |
View Detail Information
Explore similar products
ASTM A519 Grade 4130 Seamless Cold Drawn Oil Drilling Pipe for Drill Rod
DIN2391 Standard 1541 Steel Grade Seamless Steel Tube Drill Rod for Oil Well
EN10305-1 Standard 45MnMoB Grade Seamless Steel Oil Well Drill Pipe with 30-139
ASTM A519 4130 Oil Well Drilling Pipe with High Strength-to-Weight Ratio and
Product Specification
| Payment Terms | L/C,T/T | Supply Ability | 3000MT/Month |
| Delivery Time | Negotiable | Packaging Details | As required |
| Material | 30CrMo（4130/34CrMo4）, 42CrMo（4140/42CrMo4）, 40Mn2, 45MnMoB, 30CrMnSiA, 4135, 1541 | Standard | GB/T 9808, ASTM A519, DIN2391, EN10305-1, |
| OD Range | 30-139.7mm | WT Range | 3-19mm |
| Processing | Cold Rolling | Color | Black |
| Brand Name | HONGBAO | Model Number | HG-OP |
| Certification | PED, ISO9001, DNV | Place of Origin | China |
| High Light | DIN2391 seamless steel drilling rod ，45MnMoB grade oil drilling pipe ，steel drilling pipe with casing tube | ||
Engineered for ultra-deep, high-pressure, and abrasive drilling environments, 45MnMoB-grade drilling pipe combines exceptional strength, superior wear resistance, and enhanced toughness to tackle the toughest challenges.
Applications include fore poling (advance support), mine blasting, water well drilling, geothermal well drilling, and coal/nonferrous metal mining.
| 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 |
| 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 |
We can provide free sample with same or similar sizes for you to check tube quality. You need to in charge of Express costs.
3000 tons/Month.
30%TT in advance, Balance to be paid before shipment.
Zhangjiagang city, 1.5 hours away from Shanghai.
Please send us an inquiry with full details as following, quotation will sent to you A.S.A.P:
1). Tube Standard
2). Steel Grade
3). Tube Size and Size Tolerance
4). Tube length
5). Quantity
6). If any special requirements
Normally for one size above 1 ton.
Welcome to contact us! Thanks.
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...
Get in touch with us
Leave a Message, we will call you back quickly!