Features:
1. Threaded flanges are used for low pressure and non-critical applications that are not suitable for welding flanges
2. Bore is either threaded or screwed, no welding is required
3. Tapered to seal pipe and flanges
4. Much more convenient for installation and maintenance when compared to welding flanges
5. Not suitable for pipes with rapidly changing temperature, and extreme temperature > 260℃ or < -45℃