T38 T45 T51 Coupling For Connecting Extension Coupling
Threaded coupling sleeve are made of high quality of alloy steels and CNC machining guarantee our reliable and consistent quality control of coupling sleeves.Both semi-bridge and full-bridge coupling sleeves are manufactured by us in different sizes as below:Thread sizes: R22, R25, R28, R32, R35, R38, T38, T45, T51;
Two catagories: Standard coupling sleeves, adapter(crossover) coupling sleeves;
Product Name: | hot sale threaded coupling sleeves for connecting thread drill rod |
Description: | Couplings sleeve are used to connect several rods to each other |
Material: | Alloy steel bar |
MOQ: | No MOQ required for testing and trial order |
Type | full-bridge,semi-bridge,same diameter etc. |
Thread type | R22,R25,R28,R32,R38,T38,T45,T51 |
Diameter | 33mm-76mm |
Length | 140mm-250mm |
Color | Gold, Black,Green |
Coupling sleeve | ||||||
Thread | Diameter | Length | Weight | |||
A | B | mm | inch | mm | inch | Kg |
R25 | R32 | 45 | 13/4 | 170 | 657/64 | 1.10 |
R28 | R32 | 45 | 13/4 | 170 | 657/64 | 0.96 |
R32 | R38 | 55 | 25/32 | 180 | 71/8 | 1.86 |
R32 | T38 | 55 | 25/32 | 180 | 71/8 | 2.10 |
R38 | T38 | 55 | 25/32 | 190 | 733/64 | 1.86 |
R25 | 35 | 119/50 | 150 | 59/10 | 0.72 | |
R28 | 40 | 129/50 | 155 | 61/10 | 0.95 | |
R32 | 45 | 13/4 | 170 | 657/64 | 1.32 | |
R38 | 55 | 25/32 | 170 | 657/64 | 1.71 | |
T45 | 63 | 215/32 | 210 | 817/64 | 3.12 | |
T45 | 66 | 219/32 | 210 | 817/64 | 3.51 | |
T51 | 72 | 27/8 | 235 | 91/4 | 5.22 | |
T51 | 76 | 3 | 235 | 91/4 | 5.75 |