ASTM A139 Steel Tube,Pipe, grade E

ASTM A139 Steel Tube, grade E Product Information -:- For detailed product information, please contact sales. -: ASTM A139 Steel Tube, grade E Synonyms -:- For detailed product information, please contact sales. -:

ASTM A139 Steel, grade E Product Information -:- For detailed product information, please contact sales. -: ### **Technical Data Sheet: ASTM A139 / A139M Steel, Grade E** --- #### **1. Product Overview** ASTM A139 Grade E represents the **premium grade** in the A139 standard series for electric-fusion-welded (EFW) steel pipe. This grade is engineered for the most demanding high-pressure applications and extreme service conditions, offering the highest level of mechanical properties in the A139 specification. Grade E is particularly suited for critical energy transmission pipelines, high-pressure fluid systems, and specialized industrial applications where maximum strength, reliability, and performance under severe operating conditions are required. --- #### **2. International Standards & Equivalents** | Standard Organization | Designation | |-----------------------|-------------| | **ASTM International** | **A139 / A139M Grade E** | | **API (American Petroleum Institute)** | **API 5L Grade X60** (Equivalent) | | **ISO International Standard** | **ISO 3183 Grade L415** | | **European Norm (EN)** | **EN 10208-2 L415** | | **Canadian Standards Association** | **CSA Z245.1 Grade 415** | | **German (DIN)** | **DIN 17100 St52-3** | --- #### **3. Chemical Composition (Weight %)** | Element | Composition (%) | |---------|-----------------| | **Carbon (C)** | 0.26 max | | **Manganese (Mn)** | 1.40 max | | **Phosphorus (P)** | 0.025 max | | **Sulfur (S)** | 0.025 max | | **Silicon (Si)** | 0.10-0.45 | | **Copper (Cu)** | 0.35 max | | **Nickel (Ni)** | 0.35 max | | **Chromium (Cr)** | 0.30 max | | **Molybdenum (Mo)** | 0.10 max | | **Vanadium (V)** | 0.08 max | | **Niobium (Nb)** | 0.05 max | | **Titanium (Ti)** | 0.04 max | | **Iron (Fe)** | Balance | **Key Composition Features:** - **Precise Carbon Control**: Optimized for maximum strength and weldability - **Enhanced Manganese**: Up to 1.40% for superior strength-toughness combination - **Advanced Microalloying**: Vanadium, Niobium, and Titanium for grain refinement - **Stringent Impurity Limits**: Ultra-low phosphorus and sulfur content - **Multiple Alloy Options**: Comprehensive alloying element selection --- #### **4. Mechanical Properties** **Tensile Properties:** - **Tensile Strength**: 621 MPa (90,000 psi) min - **Yield Strength**: 414 MPa (60,000 psi) min - **Elongation in 50 mm (2 in)**: - 22% min (longitudinal strip test) - 14% min (transverse strip test) **Hardness Properties:** - **Maximum Hardness**: 97 HRB typical - **Brinell Hardness**: 185 HBW max - **Vickers Hardness**: 195 HV max --- #### **5. Physical Properties** | Property | Value | |----------|-------| | **Density** | 7.85 g/cm³ (0.284 lb/in³) | | **Modulus of Elasticity** | 200 GPa (29,000 ksi) | | **Shear Modulus** | 77 GPa (11,200 ksi) | | **Poisson's Ratio** | 0.29 | | **Thermal Conductivity** | 48.5 W/m·K at 20°C | | **Coefficient of Thermal Expansion** | 11.4 × 10⁻⁶ /K (20-100°C) | | **Specific Heat Capacity** | 455 J/kg·K | | **Electrical Resistivity** | 0.20 μΩ·m | --- #### **6. Product Applications** **Critical Energy Transmission:** - High-pressure natural gas transmission mains - Crude oil and refined products pipelines - High-pressure gas injection systems - Offshore pipeline applications - Arctic and subarctic pipeline systems **Premium Infrastructure:** - Large-diameter high-pressure water transmission - High-head hydroelectric penstocks and surge shafts - Municipal high-pressure water distribution networks - Industrial high-pressure process piping systems - Mining high-pressure slurry and tailings lines **Specialized Applications:** - Seismic zone pipeline crossings - Deep water submarine pipelines - High-temperature service applications - Critical chemical process pipelines - Nuclear plant auxiliary systems --- #### **7. Manufacturing & Fabrication** **Manufacturing Process:** - **Advanced Electric Fusion Welding (EFW)** - Precision welding with high-quality filler metals - Sizes from 4 inches (101.6 mm) to 144 inches (3658 mm) - Comprehensive quality assurance throughout manufacturing **Welding Characteristics:** - Excellent weldability with qualified procedures - Mandatory pre-heat and interpass temperature control - Suitable for all advanced welding processes - Post-weld heat treatment typically required **Forming & Machining:** - Controlled forming with specialized equipment - Precision bending with strict procedural control - Excellent machinability with advanced tooling - Superior end preparation capabilities --- #### **8. Quality Assurance & Testing** **Comprehensive Testing Protocol:** - Multiple tension tests per heat - Enhanced flattening test criteria - Rigorous bend test evaluation - Extended duration hydrostatic testing - Advanced non-destructive examination **Premium Testing Requirements:** - Complete chemical analysis with traceability - Charpy V-notch impact testing at multiple temperatures - Comprehensive hardness mapping - Full dimensional verification - Advanced weld zone metallurgical examination --- #### **9. Corrosion Performance** - **Superior Atmospheric Resistance**: Enhanced with multiple alloy elements - **Advanced Water Corrosion Resistance**: Suitable for severe water conditions - **Optimized Soil Corrosion Performance**: Designed for buried service - **Enhanced Chemical Resistance**: Superior to lower grades - **Advanced Protection Systems**: Compatible with all modern coating technologies --- #### **10. Available Product Forms** **Premium Size Range:** - **Nominal Diameter**: 4 inches to 144 inches - **Wall Thickness**: Full range including heavy walls - **Custom Lengths**: Engineered solutions available **Premium Surface Conditions:** - Mill finished with superior surface quality - Advanced external coatings (FBE, 3LPE, 3LPP) - Premium internal linings (epoxy, polyurethane) - Custom coating solutions available --- #### **11. Technical Specifications** **Enhanced Dimensional Standards:** - **Outside Diameter Tolerance**: ±0.4% of nominal diameter - **Wall Thickness Tolerance**: ±7.5% - **Length Tolerance**: +50 mm (+2 in), -0 mm - **Straightness Tolerance**: 0.05% of length **Premium Performance Ratings:** - **Maximum Working Pressure**: Highest rating in A139 series - **Design Factor**: 0.72 for critical applications - **Extended Temperature Range**: -46°C to 427°C (-50°F to 800°F) - **Enhanced Hydrostatic Testing**: Minimum 2.5 times design pressure --- **Technical Notes:** - Grade E provides approximately 88% higher tensile strength than Grade A - Premium toughness properties for extreme service conditions - Suitable for widest temperature range in A139 series - Advanced manufacturing with comprehensive quality assurance - Must comply with most stringent pipeline safety codes - Continuous monitoring and advanced maintenance recommended *This information is for reference purposes. For complete premium technical requirements, consult the latest ASTM A139/A139M standard and applicable pipeline safety codes. Always verify material properties with certified mill test reports and ensure comprehensive installation qualification for critical applications.* -:- For detailed product information, please contact sales. -: ASTM A139 Steel, grade E Specification Dimensions Size： Diameter 20-1000 mm Length <4234 mm Size:We can customized as required Standard： Per your request or drawing We can customized as required Properties（Theoretical） Chemical Composition -:- For detailed product information, please contact sales. -: ASTM A139 Steel, grade E Properties -:- For detailed product information, please contact sales. -:

Applications of ASTM A139 Steel Tube, grade E -:- For detailed product information, please contact sales. -: Chemical Identifiers ASTM A139 Steel Tube, grade E -:- For detailed product information, please contact sales. -:

Packing of ASTM A139 Steel Tube, grade E -:- For detailed product information, please contact sales. -: Standard Packing: -:- For detailed product information, please contact sales. -: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and Steel Tube drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 705 gallon liquid totes Special package is available on request. E FORUs’ is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition