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, Other
特殊管
API 管, Other, EMT 管, 壁厚管
认证
API, BSI认证, 之二, SONCAP, sirm, KS, JIS, GS认证, ISO9001
Product name
alloy seamless tube
Keyword
Mill Test Certificate Steel Pipe
Application of steel pipe tube
low temperature region