Factory Supply Large Diameter Spiral Steel Pipe 20# Q235 Welded Carbon Spiral Steel PipesProduct Name Seamless Steel Pipe/ Seamless Steel Tube
Standard API A106 GR.B A53 Gr.B seamless steel pipe / ASTM A106 Gr.B A53 Gr.B steel tube AP175-79, DIN215L, ASTM A106 Gr.B, ASTM A53Gr.B, ASTM A179/A192/A213/A210/370 WP91, WP11,WP22 DIN17440, DIN2448,JISG3452-54Learn More- High quality seamless Carbon Steel Boiler Tube/pipeProduct Name Seamless Steel Pipe/ Seamless Steel Tube
Standard API A106 GR.B A53 Gr.B seamless steel pipe / ASTM A106 Gr.B A53 Gr.B steel tube AP175-79, DIN215L, ASTM A106 Gr.B, ASTM A53Gr.B, ASTM A179/A192/A213/A210/370 WP91, WP11,WP22 DIN17440, DIN2448,JISG3452-54Learn More 
High Quality ERW Seamless Carbon Steel Pipe For WaterworksProduct Name Seamless Steel Pipe/ Seamless Steel Tube
Standard API A106 GR.B A53 Gr.B seamless steel pipe / ASTM A106 Gr.B A53 Gr.B steel tube AP175-79, DIN215L, ASTM A106 Gr.B, ASTM A53Gr.B, ASTM A179/A192/A213/A210/370 WP91, WP11,WP22 DIN17440, DIN2448,JISG3452-54Learn More- steel carbon tube standard st37 carbon seamless steel pipe and tube for pipelineProduct Name Seamless Steel Pipe/ Seamless Steel Tube
Standard API A106 GR.B A53 Gr.B seamless steel pipe / ASTM A106 Gr.B A53 Gr.B steel tube AP175-79, DIN215L, ASTM A106 Gr.B, ASTM A53Gr.B, ASTM A179/A192/A213/A210/370 WP91, WP11,WP22 DIN17440, DIN2448,JISG3452-54Learn More 
API 5L GR.B Seamless Carbon Steel Pipe Used for Gas and Oil Round Steel PipeProduct Name Seamless Steel Pipe/ Seamless Steel Tube
Standard API A106 GR.B A53 Gr.B seamless steel pipe / ASTM A106 Gr.B A53 Gr.B steel tube AP175-79, DIN215L, ASTM A106 Gr.B, ASTM A53Gr.B, ASTM A179/A192/A213/A210/370 WP91, WP11,WP22 DIN17440, DIN2448,JISG3452-54Learn More- ASTM A53 A106 Carbon Cold Drawn Seamless Steel PipeProduct Name Seamless Steel Pipe/ Seamless Steel Tube
Standard API A106 GR.B A53 Gr.B seamless steel pipe / ASTM A106 Gr.B A53 Gr.B steel tube AP175-79, DIN215L, ASTM A106 Gr.B, ASTM A53Gr.B, ASTM A179/A192/A213/A210/370 WP91, WP11,WP22 DIN17440, DIN2448,JISG3452-54Learn More
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