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Style 220 Questionnaire
*** Please note this form is geared for ASME B31.4/B31.8 ***
(i.e. type of service)
Outside diameter of pipe. Indicate inches or mm.
Material/Grade/Specification of carrier pipe. Examples: API 5L, ASTM 53, ASTM 106, etc.
Required Pressure Rating
Pipeline operating pressure (maximum) or Required Pressure Rating. Indicate Kpa or Mpa.
Pipe Wall Thickness
Thickness of pipe wall. Example: .375, .500, etc. Indicate inches or mm.
Class 1 (0.72 design factor)
Class 2 (0.60 design factor)
Class 3 (0.50 design factor)
Class 4 (0.40 design factor)
(For Natural Gas application - Class 1, 2, 3, or 4. For Oil application - Class 1.)
Length required by customer to encompass standard or long body couplings or any other type of fitting. Standard 38 (21-3/4" long) Style 40 - 16" MR (30-3/4" long) Style 40 - 24" MR (38-3/4" long)
(Not normally supplied. Special requests will need to be reviewed.)
Gas - Standard marking meets DOT 192 JF 80%, or specify other standard - 100% JF, or if no marking is required. Stamped vs. stenciled.
Describe the defect being repaired. Example: Dent, gouge, corrosion (interior/exterior), or leaking pipeline component (coupling, valve, flanges, etc.).
Length of Area to be Repaired
Other than standard lengths, determine length to be repaired.
Joint Efficiency Factor
Standard pressure ratings calculated at 80% JF listed in tables for classes 1-4. 100% JF special request. Pressure recalculated classes 1-4.
(Vent is standard vs. without vent, which is a special request.)
Minimum Standards/Custom Requirements
Material Specifications Information
Copy & Paste
If desired, provide material specs.
Files must be less than
Allowed file types:
pdf doc docx xls xlsx
Material Specification Copy & Paste