Seamless steel pipe, straight seam steel pipe, galvanized steel pipe, ERW steel pipe, submerged arc welding spiral steel pipe, alloy steel pipe, hot expanding steel pipe, large diameter coil welded steel pipe, GB steel pipe, American standard ASTM/ASME/API steel pipe, Japanese standard JIS steel pipe, German standard DIN steel pipe, European standard EN steel pipe, British standard BS steel pipe, submerged arc welding straight seam pipe, etc. Standards and materials: 10#, 20#, 45#, Q235B, Q345B, ASTM A106B, ASTM a53b, API 5L GR B/X42/X60, JIS G3454 STPG370, JIS G3452 SGP, JIS G3444 STK400, etc. Company, production Φ 219 - Φ 920 thermal expansion of seamless steel pipe 60000 tons, Φ 14-168 small diameter seamless steel pipe 100000 tons, Φ Φ 219 - Φ 2520 spiral seam double-sided submerged arc welding steel pipe 200000 tons, 57-377 Φ Φ hot-rolled seamless steel pipe 200000 tons, and exported the United States standard steel pipe, steel tube, jis standard pipe fittings, steel pipe and matching products are exported to the United States, Italy, Malaysia, Thailand, South Korea, Kuwait, Czech, Indonesia, Hong Kong, India, Iran, Singapore and other countries and regions, It is widely used in oil, natural gas, gas, water and other long-distance pipeline and petrochemical enterprise process pipe network, urban central heating pipe network, gas pipe network and other projects.