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What is PSQ?
316L & 416
Pump Shaft Quality
Long Bars Restricted O.D. Tolerance Straightness Tolerance
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1 What is PSQ? Restricted O.D. Tolerance Straightness Long Bars - - PowerPoint PPT Presentation
1 What is PSQ? Restricted O.D. Tolerance Straightness Long Bars - - PowerPoint PPT Presentation
1 What is PSQ? Restricted O.D. Tolerance Straightness Long Bars Tolerance 316L & 416 Pump Shaft Quality 2 PHYSICALS 416 316L PUMP SHAFT TENSILE 100 KSI MIN 75 KSI MIN QUALITY YIELD 75 KSI MIN 30 KSI MIN BRINELL 207 248
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SLIDE 3
PUMP SHAFT QUALITY
PHYSICALS 416 316L
TENSILE 100 KSI MIN 75 KSI MIN YIELD 75 KSI MIN 30 KSI MIN BRINELL HARDNESS 207 – 248 BHN 140 – 241 BHN RMS FINISH 32 RMS OR BETTER 32 RMS OR BETTER
Pump Shaft Quality has historically been used for precision shafting in
- pumps. Now, there are many more
applications requiring these tighter diameter tolerances.
O.D. TOLERANCES 416 & 316L
LESS THAN 1.0” DIA ( + 0 ; - .002” ) 1.0” – 1.437” DIA ( + 0 ; - .0025” ) 1.5” – 4.0” DIA ( + 0 ; - .003” )
OTHER DIMENSTIONAL REQUIREMENTS
OVALITY: ½ OF DIAMETER TOLERANCE STRAIGHTNESS: 0.005” TOTAL INDICATOR READING (TIR) IN 1ST 3 FEET 0.0015 TIR FOR EACH FOOT OVER
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PACKAGING
With tight diameter tolerances and precision straightness, PSQ requires special considerations when shipping and handling.
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