Grooved Adapter Nipples (Import)

Seamless Schedule 40 Carbon Steel Black Groove Nipple Adapters

• Standards: Product complies with ASTM A-53, A-733 and ANSI B1.20.1 for threading, dimensions and pipe specifications.
• Pipe: Complies with ASTM A-53 mill tested schedule 40 and 80 for both Welded & Seamless Meets ANSI B36.1. All pipe is hydrostatic tested.
• Black: Protected against oxidation with varnish coating.
• Cutting Procedure: All pipe is roller cut. A visual inspection of seams, excessive galvanizing, mid-welds, poor galvanizing, bends, roundness, under and over weight of the pipe is made at the time it is cut. This is done for every length of pipe.
• Pipe lengths are cut to a tolerance of + or - 1/16 of the actual length.
• Threading Procedure:
  • All pipe is chaser thread cut to American Standard Tapered Pipe Thread standards.
  • This is 3/4 taper per foot.
  • Pipe is visually inspected for roundness of threads and other visual faults as it is removed from the threading machine