M
|
Standard Shaft, External Bearings
|
Be applied to all kinds of fluids with T≤120℃
|
N
|
Shorter Shaft, Internal Bearings
|
Be applied to Lubricating fluids with T≤100℃
|
L
|
Longer Shaft, External Bearings
|
Be applied to all kinds of fluids with T≤320℃
|
S1
|
Single Mechanical Seal
|
S2
|
Double Mechanical Seal
|
S3
|
Single Metal Bellow Mechanical Seal
|
S4
|
Double Face Metal Bellows Mechanical Seal
|
S5
|
Cartridge Seal
|
S6
|
Packing Seal
|
S7
|
Special Seal
|
B1
|
Welded Casing;
Side-Inlet & Top-outlet
|
B2
|
Welded Casing with Heating Jacket;
Side-Inlet & Top-outlet
|
B3
|
Welded Casing;
Side-Inlet & Side-outlet
|
B4
|
Cast Casing;
Side-Inlet & Side-outlet
|
B5
|
Cast Casing;
Side-Inlet & Top-outlet
|
Material Code
|
Casing
|
Bearing Housing
|
Screw
|
Shaft
|
M1
|
20g
|
QT450-10
|
38CrMoA1A
|
42CrMo
|
M2
|
QT450-10
|
QT450-10
|
38CrMoA1A
|
42CrMo
|
M3
|
2Cr13
|
2Cr13
|
2Cr13
|
2Cr13
|
M4
|
1Cr18Ni9Ti
|
1CR18Ni9Ti
|
1Cr18Ni9Ti
|
1Cr18Ni9Ti
|