September 2016 | US Bellows

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Single Expansion Joints Custom Designed for a Power Generation Application

September 20, 2016

Type: Single Tied Expansion Joint

Size: 4” in diameter by 9-3/4;” in OAL, to 8” in diameter by 10-7/8” in OAL

Material: 304 Stainless Steel Bellows / Carbon Steel

Design: 400°F at 400 psig

Testing: hydro-tested at 600 psig

U.S. Bellows custom designed these single tied expansion joints for a power generation application in Virginia. The expansion joints vary in size from 4” in diameter by 9-3/4” in OAL, to 8” in diameter by 10-7/8” in OAL. The bellows are fabricated from 304 stainless steel and the rest of the components from carbon steel. The expansion joints are designed for 400°F at 400 psig and are capable of 0.39” of lateral movement. A hydro-test at 600 psig was performed on the units prior to shipment

9′ Rectangular Metallic Expansion Joint Designed for a Gas Turbine Facility

September 6, 2016

Type:	Rectangular Expansion Joint
Size:	106″ x 72″ x 15″
Design:	310 Stainless Steel Bellows / Carbon Steel
Material:	-20 – 1000°F / +/- 5″ water column
Testing:	100% dye-penetrant tested

U.S. Bellows designed this rectangular expansion joint for a gas turbine facility in California. It was custom designed with one 6″ x 6″ square convolution. The dimensions for unit are 106″ x 72″ x 15″. The bellows was fabricated from 310 stainless steels and the frame from carbon steel. It is designed for an operating temperature from -20°F to +1,000°F at +/- 5″ water column. The unit was 100% dye-penetrant tested prior to shipment.

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