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 :Oil and gas pipeline Update : 2020-09-24 View(s) : 951
1.1 Manual welding with cellulose downward electrode When there is a pipeline with severe hydrogen sulfide corrosion or a pipeline operating in a cold environment, use a low-hydrogen type vertical downward welding electrode. Due to the flexibility of manual welding and the low requiremen...
Keywords :stainless steel clad steel pipe Update : 2020-09-21 View(s) : 1011
The lining stainless steel composite steel pipe (304+Q235B) is a new type of composite pipe, which has the characteristics of corrosion resistance, high-temperature resistance, high extensibility, and high strength. It is widely used in the process of pipelines of new and expanded petrochemica...
Keywords :Flange classification Update : 2020-09-16 View(s) : 1074
1. According to national standards: integral flange, threaded flange , butt welding flange, flat welding flange with neck, socket welding flange with neck, butt welding ring loose flange with neck, plate flat welding flange, Buttweld ring plate loose flange, flat weld ring plate loose flange, f...
Keywords :Precautions for hot-dip steel pipe Update : 2020-09-15 View(s) : 946
Precautions for hot-dip steel pipes : The pipes that transport hot water can transport cold water, but the pipes that transport cold water cannot transport hot water. The cross-section of the plastic-coated composite pipe shall not be in contact with water, non-plastic lined pipe fittings shall...
Keywords :API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE) Update : 2020-09-10 View(s) : 1017
API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE) Outside Diameter Wall Thickness FOB TIANJIN Outside Diameter Wall Thickness FOB ...