Brand:Rontech
Quantity:100
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. All connections are protected by a phosphated surface coating tominimize galling on initial make-up.A: Straight OD Subs
B: Reduced Section Subs
C: Left Hand Subs
Mechanical Properties of Cross-over Subs
OD Range | Yield Strength MPa | Tensile Strength MPa | Elongation % | Hardness Brinell HB | Impact AKV J | |
mm | in | |||||
79.4~196.4 | 31/8~73/4 | >=760 | >=965 | >=13 | >=285 | >=54 |
203.2~279.4 | 8~11 | >=690 | >=930 | >=277 | ||
Usage: acts as connecting and change-over,deliver torque function in different types of drill tools.
