应用
流体管, 锅炉管, 钻杆, 煤气管, 输油管, 结构管
认证
API, CE, BSI认证, SNI, 之二, JIS, GS认证, ISO9001
Surface
Black Painting or Customers' Requirement
Secondary Or Not
Non-secondary
Packing
Water Proof Plastic Package
Customized Service
Short Cutting
Usage
Oil Gas Sewage Transport