S31803 seamless pipe for the Navy Wharf Upgrade
Hebei Haihao Group completed the supply of S31803 seamless steel pipe in the upgrading project of Australian Navy wharf, which involves DN200 SCH80S SMLS PIPE A790 S31803 7.122 MTR and 7.222 MTR LENGTH POLISHED TO Ra 1. 6,total 1000 meters.All of them are supplied by Hebei Haihao Group and delivered as scheduled. It is highly praised by the owner.
![S31803 seamless pipe for the Navy Wharf Upgrade](https://haihaogroup.com/wp-content/uploads/2020/02/S31803-seamless-pipe-for-the-Navy-Wharf-Upgrade.jpg)
S31803 seamless pipe for the Navy Wharf Upgrade
In strict accordance with the standard production process requirements, the owner arranges Lloyd’s test to conduct strict inspection and measurement on chemical composition, outside diameter, thickness, length, pipe end perpendicularity, straightness,weight per length,surface roughness, packaging and marking.
![Chemical composition of S31803 seamless pipe](https://haihaogroup.com/wp-content/uploads/2020/02/Chemical-composition-of-S31803-seamless-pipe.jpg)
Chemical composition of S31803 seamless pipe
![Outside diameter measurement of S31803 seamless pipe](https://haihaogroup.com/wp-content/uploads/2020/02/Outside-diameter-measurement-of-S31803-seamless-pipe.jpg)
Outside diameter measurement of S31803 seamless pipe
![Measurement thickness of S31803 seamless pipe](https://haihaogroup.com/wp-content/uploads/2020/02/Measurement-thickness-of-S31803-seamless-pipe.jpg)
Measurement thickness of S31803 seamless pipe
![Measurement length of S31803 seamless pipe](https://haihaogroup.com/wp-content/uploads/2020/02/Measurement-length-of-S31803-seamless-pipe.jpg)
Measurement length of S31803 seamless pipe
![Straightness test of S31803 seamless pipe](https://haihaogroup.com/wp-content/uploads/2020/02/Straightness-test-of-S31803-seamless-pipe.jpg)
Straightness test of S31803 seamless pipe
![Weight per length of S31803 seamless pipe](https://haihaogroup.com/wp-content/uploads/2020/02/Weight-per-length-of-S31803-seamless-pipe.jpg)
Weight per length of S31803 seamless pipe
![Pipe end perpendicularity of S31803 seamless pipe](https://haihaogroup.com/wp-content/uploads/2020/02/Pipe-end-perpendicularity-of-S31803-seamless-pipe.jpg)
Pipe end perpendicularity of S31803 seamless pipe
![Surface roughness of S31803 seamless pipe](https://haihaogroup.com/wp-content/uploads/2020/02/Surface-roughness-of-S31803-seamless-pipe.jpg)
Surface roughness of S31803 seamless pipe
![Marking of S31803 seamless pipe](https://haihaogroup.com/wp-content/uploads/2020/02/Marking-of-S31803-seamless-pipe.jpg)
Marking of S31803 seamless pipe
![Packing of S31803 seamless pipes](https://haihaogroup.com/wp-content/uploads/2020/02/Packing-of-S31803-seamless-pipes.jpg)
Packing of S31803 seamless pipes
Hebei Haihao Group undertakes relevant projects of super duplex stainless steel S31803/2205,S32750/2507, S32760, etc., steel pipe,pipe fitting, flange.