H-17278

H-17278

Mueller® Line Stopper Fitting Welding Type for Thin Wall Steel Pipe - 1440 PSIG.

Catalog number: H-17278

Specifications:

  • Sizes – 6", 8"
  • For use on thin wall steel pipe
  • Fittings for Thin Wall Steel Pipe can be recognized by added ears on flange, red paint and “THIN WALL” cast in plug.
  • O-ring sealed steel (ASTM A216 WCB) Completion Plug with equalizing valve
  • Flange, Completion Cap, fitting top and bottom halves are forged steel (ASTM A105)
  • Class 600 flange complies with dimensional requirements of ANSI B16.5
  • 1440 psig** (9928 kPa) maximum working pressure at 100F (38C)
**This is the maximum pressure of the fitting installed in the line at 100F for Class Locations 1, 2, 3 and 4 as defined in D.O.T./CFR TITLE 49 PART 192. It may be necessary to reduce the line pressure during the drilling, stopping or plugging operations to the maximum working pressure of the machine or its attachments. Refer to charts on following pages.

Catalog PDF

 

Demonstration Video

Pipe Dimension:

Size* of Line Stopper Fitting

Outside Diameter of Shell Cutter Required

Outside Diameter of pipe

Pipe Dimensions

Maximum Wall thickness

Minimum Wall thickness

Maximum Inside Diameter

6"

6-1/2"

6.625"

.280" (sch. 40)

.125"

6.375"

8"

8-1/2"

8.625"

.322" (sch. 40)

.125"

8.375"

Drilling/Line Stopping Machine combinations that can be used to install and stop-off H-17278 Fittings:

Drilling Machine

Line Stopper Units

Unit No.3SW

Unit No.3SW-500

H-17278

C1-36

6" and 8"

6" and 8"

Replacement parts:

Fitting Size*

Completion Cap

Test plug

Completion Cap Bolts and Nuts (No. Required)

Completion Cap Gasket

Completion plug Assembly

O-ring Seal

6"

79891

64134

501192 (12)

62945

83705

79477

8"

79906

64134

42416 (12)

63057

83711

63359

*Nominal

Equipment required to install and stop-off H-17278 welding Line Stopper Fitting:

Tool Name

Qty.Req'd.

Line Stopper Unit No. 3SW

Line Stopper Unit No. 3SW-500

6"

H-17278

8"

H-17278

6"

H-17278

8"

H-17278

Drilling Machine

1

C1-36

C1-36

C1-36

C1-36

Stopping Machine

2

H-17340

H-17340

H-17342

H-17342

Gate Valve

2

83953

83953

83721

83721

Valve Adapter

2

501225

502290

63244

63381

Drilling Machine Adapter

1

36545

36545

83730

83730

Cutter Hub

1

83760

83762

83760

83762

Shell Cutter

1

63146

63115

63146

63115

Pilot Drill

1

83639

83675

83639

83675

Steel Wedge Stopper*

2

89700

89702

89700

89702

Completion Machine

1

H-17346

H-17346

H-17347

H-17347

Plug AlignmentTool

1

83250

83250

83250

83250

Plug Inserting Tool

1

83237

83237

83237

83237

Plug Extracting Tool

1

83238

83238

83238

83238

Completion Plug Wrench

1

36424

36424

36424

36424

Thread Cleaning Tool

1

89319

89319

89319

89319

Inspection Flange

1

H-17619

H-17619

H-17619

H-17619

*Steel Wedge Stopper with polyurethane cover suitable for use with gas and petroleum.
† Furnished with Completion Machine.