National Aeronautics and Space Administration

www.nasa.gov

Installation Details

• Minimize/eliminate field welds (and grinding and cutting)

• All pipe work to be done to ASME B31.3, all documentation shall be supplied (including but not limited to material certs, welding qualification, hydro test?, and NDE)

• Piping ASTM A-285 Sch. 40 (.375” wall)

• ¼” NPT couplings (10 per elbow)

• Insulation: Armacell AP Armaflex

• Insulation paint: Devflex HP Semi-gloss color NASA blue

• Using demoed bypass pipe fabricate bypass per drawing (preferably at shop mimimize/eliminate field welds)

• All piping, ID shall be painted with: Devoe 235 Epoxy per manufacturers instructions

• All piping, OD shall be painted with: Rustoleum damp proof primer color red per manufacturers instructions

• Facilities Division performing support analysis and design (including basement column)

1

National Aeronautics and Space Administration

www.nasa.gov

Relocate Pipe Support

2

relocate pipe support to original location

National Aeronautics and Space Administration

www.nasa.gov

Demolition

3

National Aeronautics and Space Administration

www.nasa.gov

Installation

4

install long radius elbows, bypass, and turn valve

National Aeronautics and Space Administration

www.nasa.gov

Installation

5

V-Cone flow meter

relocated pipe support at long spool mid-point

long spool

CRV or short spool TBD

National Aeronautics and Space Administration

www.nasa.gov

Updated Facility

6

V-Cone

Cheng Rotational Vane

Plenum

Long Radius Elbows

Valve to be turned so that as leading edge closes it points towards extrados of elbow