Graniun Venture Engineering is committed to delivering high-quality alloy steel piping solutions for demanding industrial applications. Our latest project involves the supply and preparation of premium ASTM A335 P91 seamless pipes and fittings, designed for high-temperature and high-pressure environments such as power plants, oil & gas, and petrochemical industries.
Product Overview
Our supplied materials include:
- 2” Seamless Pipe, SCH 80, ASTM A335 P91 (9Cr-1Mo-V)
- 1-1/2” Seamless Pipe, SCH 80, ASTM A335 P91 (9Cr-1Mo-V)
- Concentric Reducer 2” x 1-1/2”, BW, ASTM WP91, SCH 80
- 90° Long Radius Elbow 2”, Butt Weld, ASTM WP91
- Welding Neck Flange 2”, Class 2500, ASTM A182 F91, RF
- Stud Bolt 1”, 180mm, UNC, 20CrMoVTiB4
- Welding Neck Flange 1”, Class 2500, ASTM A182 F91, RF
- Stud Bolt 1-1/8”, 180mm, UN, B1.1 Class 2A
Quality & Standards
All materials are manufactured and inspected in compliance with international standards to ensure:
- Excellent resistance to high temperature and pressure
- Long service life in critical operations
- Reliable performance for industrial piping systems
Our expertise in P91 alloy steel materials ensures that every component meets strict engineering and safety requirements.

