Mechanical Seal Types 715 John Crane

Johncrane mechanical pump seals of Type 609 High Temperature Metal Bellows Seal, high pressure seals Suggested Operation Limits Temperature:-20℃-400℃ Speed:≦20M/S Pressure:≦2.5Mpa Size:30mm-100mm Combined Material Rotary Face:Carbon/SIC/TC Stat Ring:SIC/TC/CER Seat Type:Standard SRS-SA This seal...

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Johncrane mechanical pump seals of Type 609 High Temperature Metal Bellows Seal, high pressure seals


Suggested Operation Limits

Temperature:-20℃-400℃

Speed:≦20M/S

Pressure:≦2.5Mpa

Size:30mm-100mm


Combined Material

Rotary Face:Carbon/SIC/TC

Stat Ring:SIC/TC/CER


Seat Type:Standard SRS-SA

This seal can replace with Johncrane type 609.


Design Features:

1,Edge-welded metal bellows 

2,Elastomer-free design 

3,Standard components 

4,Available in single or dual cartridge arrangements 

5,Available with double-ply bellows


Applications: 

1,Aqueous solutions Aromatic 

2,Fractionation products (benzene, toluene, solvents, etc.) 

3,Crude oil fractionation products (fuel oil, lubricating oil, gasoline, etc.) 

4,Heat transfer fluids


This type seal is ideal for heat transfer, hydrocarbon and other applications that commonly use pumps with limited seal chamber clearances. Typical applications include hot hydrocarbons, aqueous solutions, aromatic fractionation products, crude oil fractionation products and heat transfer fluids.

SIZE/METRICD1D2LL1
1.000 38.90 41.28 44.45 11.1 
1.125 42.10 44.45 44.45 11.1 
1.250 45.20 47.63 44.45 11.1 
1.375 49.20 50.80 44.45 11.1 
1.500 54.00 53.98 50.80 11.1 
1.625 57.15 60.33 50.80 12.7 
1.750 60.33 63.50 50.80 12.7 
1.875 63.50 66.68 50.80 12.7 
2.000 66.68 69.85 50.80 12.7 
2.125 69.85 76.20 50.80 14.3 
2.250 73.03 79.38 50.80 14.3 
2.375 76.20 82.55 50.80 14.3 
2.500 79.40 85.73 50.80 14.3 
2.625 82.60 85.73 50.80 15.9 
2.750 92.10 88.90 57.15 15.9 
2.875 95.30 95.25 57.15 15.9 
3.000 98.40 98.43 57.15 15.9 
3.125 101.60 101.60 57.15 19.8 
3.250 104.78 104.78 57.15 19.8 
3.375 110.30 107.95 57.15 19.8 
3.500 113.50 111.13 57.15 19.8 
3.625 116.70 114.30 57.15 19.8 
3.750 119.80 117.48 57.15 19.8 
3.875 123.00 120.65 60.33 19.8 
4.000 126.2123.83 60.33 19.8 

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