Tool Identification and Usage

Measuring Tools

• A measuring tape is used to measure the distance between two points.
• Types of spinners:
  • Spinner: used to open bolts
  • Combination spanner: commonly used in pipeline industry
  • Hammering spanner: used for tightening or loosening nuts
  • Offset spanner: used when bolts and nuts are difficult to access

Wrenches

• Types of wrenches:
  • Spud wrench: used to adjust flange bolts
  • Impact wrench: machine-powered, used to tighten or loosen nuts quickly
  • Torque wrench: used to measure the torque (Nm) applied to a nut
  • Adjustable wrench: used to adjust and tighten nuts of various sizes
  • Pipe wrench: used to grip and tighten pipes
  • Ratchet wrench: used to tighten nuts without having to reposition the wrench

Screwdrivers and Files

• Screwdrivers: used to drive screws
• Types of files:
  • Half-round file: used to clean inner surfaces
  • Round file: used to clean inner diameter surfaces
  • Flat file: used to clean pipe surfaces

Pliers and Hammers

• Pliers: used to grip objects
• Hammers: used to apply force
  • Types of hammers:
    • Claw hammer: used to remove tin
    • Cheeping hammer: used to clean welding surfaces

Punches and Chisels

• Center punch: used to create permanent marks on pipe surfaces
• Line chalk: used to create temporary lines
• Chisel: used to remove welding slag

Grinders

• Types of grinders:
  • Angle grinder (Ag7): used to change pipe surfaces to curved angles
  • Angle grinder (Ag5): used to clean rust and cut surfaces
  • Pencil grinder: used to clean pipe holes

Pipe Alignment and Measuring Tools

• Right angle: used to check pipe angles and alignment
• Spirit level: used to check the level of pipes in three dimensions (horizontal, vertical, inclined)
• Water level pipe: used to measure pipe levels
• Plumb bob: used to ensure vertical alignment
• Line dory: used to mark and measure lines

Calipers

• Types of calipers:
  • Inside caliper: used to measure pipe inner diameter
  • Outside caliper: used to measure pipe outer diameter
  • Vernier caliper: used to measure OD, ID, and depth with precision (0.02mm)

Other Tools

• Degree protector: used to measure the degree of curves and angles
• Wrap around tool: used to create perfect circular lines on pipes
• Pipe external clamp: used to align and weld pipes
• Pneumatic internal clamp: used to align internal pipe components
• Flange alignment pins: used to align flanges
• Types of chain blocks:
  • Manual chain block: used to lift loads
  • Lever chain block: used to lift loads