应用
流体管, 锅炉管, 钻杆, 液压管, 煤气管, 输油管, 化肥专用管, 结构管, 其它, Fire tube
特殊管
API 管, EMT 管, 壁厚管, Other
认证
API, CE, JIS, GS认证, ISO9001
Product name
Grooved Steel Pipe
Steel Grade
Q195-Q355/Gr. A/B/C
Standard
GB/T 3091-2001,BS1387-1985,EN10219,JIS G3444:2004
Surface finish
hot dip galvanized ,black,painted,
Key words
Steel Pipe Sizes