Ex- Lok two Ferrule tube Fitting Are rated to the maximum Working Pressure of tube Recommended for use with Ex-Lok
tube Fitting . Careful selection of high-quality tubing is important at the time of installation.
The maximum working Pressure of Tubing are listed in below MPAW Table.
Note: Material Strength and allowable working pressure decrease as the temperature increases.
Fully Annealed SS 304 or SS 316 high quality Seamless Stainless steel tube to ASTM A269 or equivalent Hardness 90
Rb or less
Maximum Allowable Working Pressure (MPAW) Table
Table 1. Stainless Steel Tubing
Pressure Ratings
Some general rules are shown below:
2. Temperature, pressure, vibration and shock conditions must be considered when selecting the wall thickness.
Further, extremely thick wall may not be properly deformed and extremely thin wall may be collapsed by
ferrule action.
draw marks.
6. Best performance is achieved when the tubing ends are squarely cut and deburred properly.
Tube
O.D.
(Inches)0.0100.0120.0140.0160.0200.0280.0350.0490.0650.0830.0950.1090.1200.1340.1560.188
1/16” 5,6006,8008,2009,60012,600
1/8” 8,50011,200
3/16” 5,4007,00010,400
1/4” 4,0005,1007,50010,400
5/16” 4,0005,8008,000
3/8” 3,3004,8006,500
½” 2,6003,7005,1006,700
5/8” 2,9004,0005,2006,000
3/4” 2,4003,3004,2004,9005,800
7/8” 2,0002,8003,6004,2004,800
1” 2,4003,1003,6004,2004,700
1 1/4” 2,5002,8003,3003,6004,1004,900
1 ½” 2,3002,7003,0003,4004,0004,900
2” 20002200250029003600
Tube Wall Thickness in Inches
Stainless Steel Tube Inch Size
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Ex-Lok DOUBLE FERRULE FITTINGS