ASTM A694 F60 Flanges, ASTM A694 F60 Flange Prices, Low-Temperature ASTM A694 F60 Flanges, Sour Service ASTM A694 F60 Flanges, ASTM A694 F60 Flange Suppliers
ASTM A694 F60 is a high-yield carbon steel forging material specifically designed for high-pressure transmission service; it is widely utilized in the oil, natural gas, and petrochemical industries for flanges, pipe fittings, and piping components. Its "F60" designation signifies a minimum yield strength of 60 ksi (415 MPa); offering greater strength reserves and safety margins compared to standard carbon steel, it serves as the preferred material for medium-to-high-pressure systems operating in sulfur-containing environments.
Technical Specifications and Product Features
| Performance Specifications | Technical Parameters |
|---|---|
| Minimum Yield Strength | 415 MPa (60 ksi) |
| Minimum Tensile Strength | 515 MPa (75 ksi) |
| Minimum Elongation | 20% |
| Sulfur Content (S) | ≤0.025% |
| Phosphorus Content (P) | ≤0.025% |
| Carbon Content (C) | ≤0.26% |
| Manganese Content (Mn) | ≤1.40% |
| Hardness Control | ≤197 HB |
Product Types and Application Scenarios
This delivery encompasses a diverse range of flange types, designed to meet the requirements of various operating conditions:
Weld Neck Flanges - Mainline connections for high-pressure pipelines
Blind Flanges - System isolation and maintenance
Slip-On Flanges - Auxiliary lines for medium-to-low pressure applications
Socket Weld Flanges - Small-bore, high-pressure piping
Pressure ratings span from ANSI 150# to 2500#, satisfying the full spectrum of operational needs-from routine gathering and transmission to high-pressure gas injection.
Quality Assurance System
The product undergoes comprehensive quality control throughout the entire process:
Raw Material Control: Spectroscopic analysis ensures compliance with chemical composition standards.
Forging Process: Precision-controlled forging within the temperature range of 950°C to 600°C.
Heat Treatment: Normalizing (926°C to 982°C) to optimize grain structure.
Non-destructive Testing: 100% Ultrasonic Testing (UT) + Radiographic Testing (RT).
Pressure Testing: Hydrostatic testing at 1.5 times the design pressure.
Third-Party Certification: EN 10204 3.2 Material Certificate.
