Description

This is the standard specification for black and hot-dipped, galvanized and welded steel pipes, used for fire protection in mechanical and pressurized applications. It is also used for steam, water, gas and air lines.

• GRADEyieldtensile
• CW
  25 000
  45 000
• GR-A
  30 000
  48 000
• GR-B
  35 000
  60 000