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Home > products > Oil Drilling Pipe > ASTM A519 Grade 4130 Oil Well Drilling Pipe , Alloy Round Pipe for Oil Industry

ASTM A519 Grade 4130 Oil Well Drilling Pipe , Alloy Round Pipe for Oil Industry

Product Details

Place of Origin: China

Brand Name: Hongbao

Certification: ISO9001

Model Number: HBOWD-1

Payment & Shipping Terms

Minimum Order Quantity: 1 ton

Price: Negotiable

Packaging Details: Plywood case, wooden box

Delivery Time: 45 - 60 days

Payment Terms: T/T, L/C

Supply Ability: 2000 tons/month

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Highlight:

ASTM A519 Grade 4130 drilling pipe

,

alloy round pipe for oil industry

,

oil well drilling pipe with warranty

Standard:
ASTM, ASME, API
Grade:
4130, 4140, 4145
OD Size:
4-219mm
WT Size:
0.5-20mm
Shape:
Round
Production Process:
Cold Drawn, Cold Rolling
Application:
Oil
Standard:
ASTM, ASME, API
Grade:
4130, 4140, 4145
OD Size:
4-219mm
WT Size:
0.5-20mm
Shape:
Round
Production Process:
Cold Drawn, Cold Rolling
Application:
Oil
ASTM A519 Grade 4130 Oil Well Drilling Pipe , Alloy Round Pipe for Oil Industry

ASTM A519 Grade 4130 Oil Well Drilling Pipe , Alloy Round Pipe for Oil Industry

 

Description

This ASTM A519 Grade 4130 Oil Well Drilling Pipe is a high-performance, seamless alloy steel pipe engineered to meet the rigorous demands of the global oil and gas industry. Manufactured in strict compliance with the ASTM A519 standard, this pipe guarantees exceptional mechanical properties, reliability, and consistency for critical drilling operations in both conventional and challenging environments.

 

Crafted from AISI 4130 chromium-molybdenum alloy steel, this seamless round pipe offers an outstanding balance of high strength, excellent toughness, and superior fatigue resistance. The seamless manufacturing process ensures a homogeneous structure free from welds, eliminating potential points of failure and providing enhanced structural integrity under extreme cyclical loads, high torsion, and severe compression encountered in deep well and directional drilling applications.

 

The pipe's chemistry, dominated by chromium and molybdenum, allows it to be heat-treated (quenched and tempered) to achieve precise mechanical properties, making it ideal for applications requiring a robust yet workable material. Its superior yield and tensile strength ensure it can handle the substantial stresses found in drill strings, bottom hole assemblies (BHA), and as heavyweight drill pipe (HWDP), while its good impact resistance helps prevent sudden fractures.

 

Specification

Specifications ASTM, ASME and API
Size O.D.: 4 to 219mm W. T.: 0.5 to 20mm
Specialized in Large Diameter Size
Length Within 13500mm
Type Seamless 
Shape Round
End Plain End, Beveled End, Treaded

 

Grade 4130 Pipe Chemical Composition

Element Content (%)
Iron, Fe 97.03 – 98.22
Chromium, Cr 0.80 – 1.10
Manganese, Mn 0.40 – 0.60
Carbon, C 0.280 – 0.330
Silicon, Si 0.15 – 0.30
Molybdenum, Mo 0.15 – 0.25
Sulfur, S 0.040
Phosphorous, P 0.035

 

Grade 4130 Pipe Mechanical Properties

Properties Metric Imperial
Tensile strength, ultimate 560 MPa 81200 psi
Tensile strength, yield 460 MPa 66700 psi
Modulus of elasticity 190-210 GPa 27557-30458 ksi
Bulk modulus (Typical for steel) 140 GPa 20300 ksi
Shear modulus (Typical for steel) 80 GPa 11600 ksi
Poissons ratio 0.27-0.30 0.27-0.30
Elongation at break (in 50 mm) 21.50% 21.50%
Reduction of area 59.6 59.60%
Hardness, Brinell 217 217
Hardness, Knoop (Converted from Brinell hardness) 240 240
Hardness, Rockwell B (Converted from Brinell hardness) 95 95
Hardness, Rockwell C (Converted from Brinell hardness, value below normal HRC range, for comparison purposes only.) 17 17
Hardness, Vickers (Converted from Brinell hardness) 228 228
Machinability (Annealed and cold drawn. Based on 100% machinability for AISI 1212 steel.) 70 70

 

Packing
In p
lywood case

 

Advantages

Exceptional Strength & Toughness: Handles extreme downhole stresses.

Superior Fatigue Life: Resists failure from repeated cyclic loads.

Seamless Reliability: Homogeneous structure with no weld seams.

Optimized for HPHT Wells: Maintains performance in harsh environments.

 

Application

Oil & Gas
Pharmaceutical
Chemical
Aerospace
Desalination
Power Generation
Structural Engineering

 

 

ASTM A519 Grade 4130 Oil Well Drilling Pipe , Alloy Round Pipe for Oil Industry 0