#Sijinpiping ,Pipe class: High school low pressure thick wall alloy steel, carbon steel, low temperature steel, #sijinsteel ,pipeline steel elbow push system, hot pressing ball elbow, straight segment 1 D add elbow, 1.5 D and straight section of the elbow, hot-pressing tee, cold extrusion tee, hot-pressing reducer, ellipsoid cap, spherical cap, head, U type pipe, large diameter pipe bending, large diameter 180 degrees bend, sharp elbow, inclined tee, single reinforcement to strengthen welding tee, Forged tee, reducer elbow, pigging tee, alloy steel, carbon steel, stainless steel neck butt welding flange, flat welding flange, blind plate, eight blind plate, gasket, bolt, and all kinds of power plant accessories, metal hose, corrugated compensator, #sijin #mikepiping #sijinpipe #sijinfitting #sijinelbow #stocksteel #pipewholesaler #fittingwholesaler #elbowwholesaler #elbowstockist Material Alloy pipe：A335 P11，P12,P22,P5,P9,P91,P92,A213 T11，T12，T22，T5，T9，T91，T92,WB36,15CrMoG,12Cr1MoVG,1Cr5Mo/12Cr5Mo,Cr9Mo,13CrMo4-5,10CrMo910,34CrMo4 API 5L pipeline： GRB,X42-X80，L245-L555 API 5CT casing tube：J55,K55,L80 etc Low temperature steel pipe：A333Gr.6，16Mn，Q345B Carbon steel pipe：A106Gr.B,A53G.rB,20#,20G,Q235B Alloy pipe fitting：A234 WP11，WP12,WP22,WP5,WP9,WP91,WP92,WB36,15CrMoG,12Cr1MoVG，12Cr5Mo/1Cr5Mo,Cr9Mo,10CrMo910,13CrMo4-5 etc Stainless steel pipe fitting：304,304L,316,316L,316Ti,321,904L etc Carbon steel pipe fitting：A234 WPB,A53G.rB,20#,20G,Q235B，MS-75 API fitting：A860 WPHY42-WPHY80 Low temperature pipe fitting：A420 WPL6，16Mn，Q345B Standard： Pipe fitting：GB12459，SH3065,SH3408，SH3409，DL695，GD87，DL2000，ASME，ANSI B16.9,B16.5,B16.11,GOST 12821,GOST 12820,GOST 12815,GOST 17376,Gost 17378,GOST 17375,JIS，BS，MS etc Steel pipe：GB5310，GB/t9948，GB6479，GB3087，GB/t8162,GB/t8163,DIN17175，ASTM series，API 5L,API 5CT,GB/t9711 etc