C&N Group: ASTM A860 WPHY 65 Pipe Fittings for Iran Project Enter Final Inspection

C&N Group has completed the manufacturing of specially ordered ASTM A860 WPHY 65 MSS SP 75 ECC reducers and tees for a major chemical project in Iran, formally commencing the final inspection stage. The fittings are currently undergoing dimensional tolerance checks and full-batch hardness and composition testing using specialized techniques to ensure exceptional mechanical properties, guaranteeing high-quality products for delivery to the client.

Order Details

Product ASTM A860 WPHY 65 MSS SP 75 ECC reducers and tees

Standard ASME B16.9, MSS SP-75

Material ASTM A860 GR.WPHY 65, ASTM A860 WPHY 65

Delivery Time July 2025

The ASTM A860 WPHY 65 MSS SP 75 ECC reducers and tees are manufactured from precision hot-rolled chromium-molybdenum alloy steel. The primary composition of chromium-molybdenum alloy steel includes chromium (0.9%-1.5%), molybdenum (0.15%-0.25%), and strictly controlled sulfur and phosphorus impurities (S≤0.015%, P≤0.025%). These metallic elements impart significantly higher mechanical properties to the ASTM A860 WPHY 65 MSS SP 75 ECC reducers and tees compared to standard stainless steel fittings. WPHY 65 offers a yield strength of up to 448 MPa, a tensile strength range of 515-690 MPa, and an elongation of approximately 28%. Furthermore, this material exhibits excellent corrosion resistance, high durability, and good toughness. These attributes ensure superior stability and load-bearing capacity under harsh operating conditions, guaranteeing project safety.

During the production of ASTM A860 WPHY 65 MSS SP 75 ECC reducers and tees, normalizing and tempering treatments are applied. This process results in an ultra-low coefficient of thermal expansion (≤13×10⁻⁶/°C), enabling stable pressure-bearing capability across temperatures ranging from -46°C to 437°C. Additionally, the products feature a dual-protection surface treatment combining black paint coating and hot-dip galvanizing. This effectively resists chloride ion corrosion and erosion from sulfur-containing oil/gas media, making them particularly suitable for corrosive, high-temperature applications like the chemical industry. Due to its outstanding corrosion resistance, WPHY 65 MSS SP 75 fittings exhibit an extremely low corrosion rate under high pressure compared to traditional stainless steel fittings. This can extend their service life by up to approximately 30 years, effectively reducing costs.

If you are concerned about ensuring pipeline integrity without deformation in seawater, corrosive media, or other harsh service conditions, ASTM A860 WPHY 65 MSS SP 75 ECC reducers and tees are your optimal solution. C&N is one of China’s leading manufacturers of ASTM A860 WPHY 65 material, providing various high-quality ASTM A860 WPHY 65 pipe fittings. Please contact us immediately if you have requirements.