Threeway Steel Co., Ltd
E-mail: sales@srtsteelpipe.com
Address: 22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC: 410116Phone:0086-731-8873-9521
Keywords : Update : 2016-10-31 View(s) : 2818
Carbon steel pipe is made from ingot or solid round steel after perforation, then though hot rolling, cold rolling or cold calling. Carbon steel pipe plays an important role in China's steel industry. Classification Carbon steel pipe can be divided into two categories: hot and cold rolled (pul...
Keywords : Update : 2016-10-31 View(s) : 2641
Submerged arc welding (SAW) is a common arc welding process. SAW is normally operated in the automatic or mechanized mode, however, semi-automatic (hand-held) SAW guns with pressurized or gravity flux feed delivery are available. The process is normally limited to the flat or horizontal-fillet wel...
Keywords : Update : 2016-10-28 View(s) : 2789
Large diameter seamless steel pipe is over 1000MM, which is made from steel ingot or solid tube, and then processed by hot rolling or cold rolling. Sometimes, the seamless steel pipes is longer or short while using. Short seamless steel pipes can be welded, longer seamless steel pipes can b...
Keywords : Update : 2016-10-28 View(s) : 1553
Casing pipes are manufactured of metal in-house produced and smelted in the electric furnace, treated with synthetic slags and cast by continuous casters. The applied steel making process ensures the achievement of chemically pure steel with reference to sulphur and phosphor contents providing ...
Keywords : Update : 2016-10-14 View(s) : 1983
The first step to make the seamless pipes is generally started with a hot extrusion to form the tube hollows from billets which has typically a drilled hole and is pushed through a die and over a mandrel with the process of air cooling or water quenching afterwards. The seamless p...