Specifications
Brand Name :
Hongbao
Model Number :
HBOWD-7
Certification :
ISO9001
Place of Origin :
China
MOQ :
1 ton
Price :
Negotiable
Payment Terms :
T/T,L/C
Supply Ability :
3000 tons/month
Delivery Time :
45 - 60 days
Packaging Details :
Bundles Package, Wooden Box, Plywood Case
Standard :
ASTM A519
Grade :
4130, 4140, 4145
OD Size :
30-139.7mm
WT Size :
3-19mm
Shape :
Round
Production Process :
Cold Rolling
Application :
Geothermal Well Drilling
Description
Outer Diameter 90MM 4130 Oil Drilling Pipe Alloy Steel Pipe for Casing Pipe
This AISI 4130 30CrMo Chromoly Alloy Oil Drilling Pipe represents a premium-grade, heavy-wall seamless steel pipe specifically engineered for the most demanding casing and production applications in the oil and gas industry. Manufactured from chromium-molybdenum alloy steel conforming to both AISI 4130 and 30CrMo specifications, this robust piping solution combines exceptional mechanical strength with superior corrosion resistance.
The pipe's heavy-wall design provides enhanced collapse resistance and superior structural integrity, enabling it to withstand extreme external pressures, high axial loads, and severe mechanical stresses encountered in deep well and high-pressure applications. The chromium-molybdenum alloy composition delivers an optimal balance of high tensile strength, excellent toughness, and improved fatigue resistance compared to conventional carbon steel pipes.
Specifications
Product Name Oil Well Drilling Pipe
Material 30CrMo, 42CrMo, 4130, 4140
Standard ASTM, DIN, GB, JIS
Wall Thickness 4-219mm
Outer Diameter 0.5-20mm
Packing Bundle, or with various colors PVC or as per 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
Key Features and Benefits
  • Enhanced Collapse Resistance: Heavy-wall design withstands extreme external pressures
  • Superior Mechanical Strength: High yield and tensile strength for deep well applications
  • Excellent Fatigue Resistance: Performs reliably under cyclic loading conditions
  • Improved Corrosion Resistance: Chromium content provides better corrosion resistance than carbon steel
  • Seamless Reliability: Homogeneous microstructure without weld defects or imperfections
Typical Applications
  • Production tubing in high-pressure wells
  • Casing strings for deep well applications
  • Surface casing and intermediate casing
  • High-pressure injection and production lines
  • Downhole tools and completion equipment
Packing
Standard Export Packing: Bundles with plastic end caps or wooden box package
Outer Diameter 90MM 4130 Chromoly Alloy Steel Pipe for Oil Drilling and Casing with Cold Rolling Process
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Outer Diameter 90MM 4130 Chromoly Alloy Steel Pipe for Oil Drilling and Casing with Cold Rolling Process

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Brand Name :
Hongbao
Model Number :
HBOWD-7
Certification :
ISO9001
Place of Origin :
China
MOQ :
1 ton
Price :
Negotiable
Contact Supplier
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Outer Diameter 90MM 4130 Chromoly Alloy Steel Pipe for Oil Drilling and Casing with Cold Rolling Process
Outer Diameter 90MM 4130 Chromoly Alloy Steel Pipe for Oil Drilling and Casing with Cold Rolling Process
Outer Diameter 90MM 4130 Chromoly Alloy Steel Pipe for Oil Drilling and Casing with Cold Rolling Process
Outer Diameter 90MM 4130 Chromoly Alloy Steel Pipe for Oil Drilling and Casing with Cold Rolling Process

Jiangsu Hongbao Group Co., Ltd.

Verified Supplier
9 Years
jiangsu
Since 1958
Business Type :
Manufacturer
Total Annual :
>76000000
Employee Number :
700~1000
Certification Level :
Verified Supplier
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