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Fermi National Accelerator Laboratory
Technical Division-Machine Shop

Welding Procedure Specification
Welding Procedure Specification No.:
Revision No.: Revision Date:

WPS AMI/Orbital 001
Remarks:Date: 12/29/2009**
Supporting PQR No.(s): PQR AMI/Orbital 001

Welding Processes:



(Manual, Automatic, Machine, Semi-automatic)

Joints (QW-402): Joint Design: Square Edge GrooveRetainer: No Joint Details:

Backing: Gas Backing Material (Type): Argon Gas Type: Non-Metallic *** Metallic (Non-fusing)



.250 0.0to 0.002 opening Square Edge Butt

ASTM A269316/316L .035 x 0.250

AMI Orbital Welding Machine (Autogenous only) S-No.: 8 Group1 TO Base Metals (QW403): Specification Type and Grade: ASTM A 269 Type 316/316L TO Specification Type and Grade: ASTM A269 Type 316/316L OR Chemical Analysis and Mechanical Properties: TO Chemical Analysis and Mechanical properties: Thickness Range: Process 1 Groove: .035 Fillet: Unlimited Base Metal: Groove: .035Fillet: Unlimited Deposited Weld Metal: Groove: .250 Minimum Fillet: Unlimited Pipe Diameter Range: Other: Filler Metals (QW-404) Specification No. (SFA): AWS No, (Class): F-No.: A No.: Size of FillerMetals: Deposited Weld Metal Thickness Range: Electrode-Flux (Class): Flux Trade Name: Consumable Insert:
Each Base Metal-Filler Metal Combination should be recorded individually


8 Group1

Process 2
Groove: Groove: Groove: Fillet: Fillet: Fillet:

Process 1 Autogenous – No Filler

Process 2



Fillet: Unlimited



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Fermi NationalAccelerator Laboratory
Technical Division-Machine Shop

Welding Procedure Specification
Positions (QW-405 Positions of Groove: Welding Progression Positions of Fillet Preheat (QW-408) Preheat Temperature:Interpass Temperature: Preheat Maintenance: Minimum Welding Temperature All Upward & downward All Post Heat Treatment (QW-407) Temperature Range: None Time Range N/A

Gas (QW-408) Minimum 50 F...
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