GNY Safety Break-Away Couplings (Shear-Pin Design)

By Jay Shah on Aug 04 in Oil and Gas Handling Products.

Oil & Gas Handling Product

GNY SBC – Shear-Pins-Design

Safety Break-Away Couplings | Shear-Pins Design | Collar Design

 SBC Applications | SBC Testing | Customer References | Fax Sheet

GNY SBC - Shear-Pins-Design

GNY SBC – Shear-Pins-Design

  • Sizes: 2″ to 12″NB (50 to 300 mm)
  • Built-In End Connections: Flange Ends (2″ to 12″) or Threaded Ends (2″, 2-1/2″ & 3″) or Combination
  • Pressure Rating: ANSI Class 150 (PN 20) = 285 PSIG (19.5 Bar) and ANSI Class 300 (PN 50) = 740 PSIG (51 Bar) at temp. -20°F to 250°F (-29°C to 121°C)
  • Material of Constructions:  SS304/ SS316 Body or CF8 (SS304) /CF8M (SS316) Casting with SS316 Internals.
  • Design: In Accordance with Section 5 of API 6H Spec.
  • Shear-Pin Breakaway:  Designed to Breakaway at Factory-set up 275 PSIG (18.8 Bar) for Class 150.      Higher strength shear-pins available up to 430 PSIG (30 Bar) for Class 150 & 1110 PSIG (76 Bar) for Class 300.      Actual breaking of shear-pins are designed considering Pull-away Force and Internal Operating Pressure.
  • Seals: Viton®, Buna-N, Teflon® (PTFE), Silicon, EPDM, and Neoprene. Viton® & Teflon® regd. Trade-mark of DuPont.
  • Temperature Range: For seal material Buna-N -40°F to 250°F,  Viton® -20°F to 400°F,        Teflon® (PTFE) -60°F to 550°F.  For low or high temp. applications, contact factory.
  • Hydro-Testing: Each Half separately internally Hydro-tested as per API 6H Specs.       For ANSI Class 150 (tested at 430 PSIG = 30 Bar) and       For ANSI Class 300 (tested at 1110 PSIG = 76 Bar) at shop before shipping.
  • Shear-Pin Breakaway Testing: Fully Assembled Breakaway Test at 275 PSIG (18.8 Bar) for ANSI Class 150        and 700 PSIG (48 Bar) for ANSI Class 300 or as agreed.
  • Functional Flow Testing:  Fully Assembled Functional Flow Tests are available and conducted during R&D.     A Third-Party (BVIS/equal) witnessing Hydro-test, Breakaway test & Functional flow-test report, available.
  • Easy to REASSEMBLE in the field using FREE spare shear-pins, supplied with Installation Instruction.
Data Table for ANSI Class 150 (Shear Pin Design)
Size Model Number

Over-All-Length
(Inches)

Weights

2”

SBC-2-150-SP

8.25”

12.25 Kgs. (27 lbs.)

2-1/2”

SBC-2.5-150-SP

8.50”

18.60 Kgs. (41 lbs.)

3”

SBC-3-150-SP

8.50”

32.65 Kgs. (72 lbs.)

4”

SBC-4-150-SP

12.75”

64.5 Kgs. (142 lbs.)

6”

SBC-6-150-SP

12.75”

78 Kgs. (173 lbs.)

8”

SBC-8-150-SP

14.00”

130 Kgs. (288 lbs.)

10”

SBC-10-150-SP

17.00”

188 Kgs. (416 lbs.)

12”

SBC-12-150-SP

20.00”

230 Kgs. (505 lbs.)

Safety Break-Away Couplings

Fax Sheet for a SBC order

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