उत्पाद का विवरण
उत्पत्ति के प्लेस: चीन
ब्रांड नाम: Hongbao
प्रमाणन: ISO9001
मॉडल संख्या: Hbowd-7
भुगतान और शिपिंग की शर्तें
न्यूनतम आदेश मात्रा: 1 टन
मूल्य: negotiable
पैकेजिंग विवरण: बंडल पैकेज, लकड़ी के बॉक्स पैकेज
प्रसव के समय: 45-60 दिन
भुगतान शर्तें: टी/टी, एल/सी
आपूर्ति की क्षमता: 3000 टन / माह
मानक: |
एएसटीएम A519 |
श्रेणी: |
4130, 4140; 34CRMO4, 42CRMO4 |
ओडी आकार: |
4-219मिमी |
डब्ल्यूटी आकार: |
0.5-20 मिमी |
आकार: |
गोल |
उत्पादन प्रक्रिया: |
कोल्ड रोलिंग, ठंडा खींचा गया |
आवेदन: |
माइन ब्लास्टिंग, वाटर वेल ड्रिलिंग, जियोथर्मल वेल्स ड्रिलिंग, फोर पोलिंग, कोयला और नॉनफेरस मेटल माइन |
मानक: |
एएसटीएम A519 |
श्रेणी: |
4130, 4140; 34CRMO4, 42CRMO4 |
ओडी आकार: |
4-219मिमी |
डब्ल्यूटी आकार: |
0.5-20 मिमी |
आकार: |
गोल |
उत्पादन प्रक्रिया: |
कोल्ड रोलिंग, ठंडा खींचा गया |
आवेदन: |
माइन ब्लास्टिंग, वाटर वेल ड्रिलिंग, जियोथर्मल वेल्स ड्रिलिंग, फोर पोलिंग, कोयला और नॉनफेरस मेटल माइन |
Superior Mechanical Properties A519 4130 Oil Well Drilling Pipe for Heavy-Weight Drill Pipes
Description
The A519 4130 Oil Well Drilling Pipe stands out for its superior mechanical properties, making it an ideal choice for heavy - weight drill pipes in demanding oil and gas drilling operations. Manufactured from premium 4130 chromium - molybdenum alloy steel and produced in strict accordance with ASTM A519 standards, this seamless pipe boasts exceptional strength and toughness.
It exhibits a minimum tensile strength of 813 MPa and a yield strength of 690 MPa, enabling it to withstand the extreme pressures, torques, and dynamic loads encountered in deep - well and harsh downhole environments. The alloy composition, with precise levels of chromium (0.80 - 1.10%) and molybdenum (0.15 - 0.25%), not only enhances its hardenability and wear resistance but also ensures excellent fatigue resistance, crucial for the prolonged and repetitive stresses on heavy - weight drill pipes.
Through specialized heat treatment processes like quenching and tempering, the pipe achieves a uniform microstructure, further improving its impact toughness across a wide range of temperatures. Whether deployed in high - pressure, high - temperature (HPHT) wells, corrosive formations, or extended - reach drilling scenarios, the A519 4130 pipe delivers reliable performance, minimizing the risk of premature failure and contributing to the efficiency and safety of drilling operations.
Specification
| Product Name | Oil Well Drilling Pipe |
| Material | 30CrMo,42CrMo,4130, 4140 |
| Standard | ASTM,DIN.GBJIS |
| Wall Thickness | 30-140mm |
| Outer Diameter | 3-20mm |
| Packing | Bundle, or with al kinds of colors PVC or as your requirements |
| Surface | Black painting varnish paint, anti rust oil, hot galvanized,cold galvanized |
| Application | Mine blasting, water well drilling, geothermal wells drilling, fore poling, coal and nonferrous metal mining projects |
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
Exceptional Toughness
Outstanding Fatigue Resistance
Good H2S Resistance (Limited S & P)
Packing
Standard Export Packing: Bundles with plastic end caps or wooden box package
Application
Mine blasting, water well drilling, geothermal wells drilling, fore poling, coal and nonferrous metal mining projects, etc.
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