Contents
- 1 How much torque can 1/2 drive handle?
- 2 How much torque can a hand produce?
- 3 How much torque can a breaker bar produce?
- 4 How much torque can a human body produce?
- 5 How does a cheater bar work?
- 6 How do you calculate torque with a breaker bar?
- 7 How much torque can a 1 / 2 breaker bar take?
- 8 What is the maximum torque of a 1 / 2 drive anvil?
- 9 What’s the maximum torque a M24 can handle?
How much torque can 1/2 drive handle?
If you assume a reasonable quality tool steel that can handle 100K psi, a 1/4″ drive can take about 30 ft-lb, 3/8″ about 100 ft-lbs, 1/2″ about 230 ft-lbs, and 3/4″ about 800 ft-lbs.
How much torque can a hand produce?
Average human hand can apply 100N force easily. so you can consider F=100N for your calculation.
How much torque can a breaker bar produce?
At more than 3 feet long, a 40-inch breaker bar can produce a staggering 1,000 foot-pounds of torque. If a nut won’t come off under the pressure of a 40-inch bar, then it will probably need to be cut off.
How much torque can a 3/4 ratchet handle?
3/4″ Drive 48″ Long Ratchet Click Torque Wrench 140-980 Nm / 103-722 ft/lbs.
How much torque can a 1/4 bolt take?
ASTM A449 / SAE Grade 5*
| Bolt Size | TPI | Tightening Torque (ft lbs) |
|---|---|---|
| Plain | ||
| 1⁄4 | 20 | 8 |
| 5⁄16 | 18 | 17 |
| 3⁄8 | 16 | 31 |
How much torque can a human body produce?
An easy estimate of the force is a person’s weight in pounds (because a pound IS a unit of force). That was going to be my answer as well. If you push on a 1 mile long (5280 feet) lever arm with say… 200lbs, which is about what most adult men can bench press then you’d produce 1,056,000 ft*lbs of torque.
How does a cheater bar work?
When the handle of a pipe wrench, box wrench or ratchet is inserted into a cheater bar, the additional distance makes it possible to generate the required torque with the same amount of force being applied. A cheater bar is sometimes called a snipe, a pipe extension or an extension pipe.
How do you calculate torque with a breaker bar?
3 feet at 200 lbs is 600 lb ft of torque. Subject: RE: how to figure torque on breaker bar? If you just want to know ft-lbs assuming 90* then the length of the lever in feet * the force applied in lbs. 3*200=600ft-lbs.
How much torque can a 1/2 inch bolt take?
US Recommended Bolt Torque
| Size | Recommended Torque | |
|---|---|---|
| Grade 2 | 18-8 S/S | |
| 1/2″ | 37 | 45 |
| 9/16″ | 53 | 63 |
| 5/8″ | 73 | 104 |
What’s the maximum torque a 1 / 2 drive can have?
Many tools are made to Fed Spec GGG-W-641E which you can still find on the internet as of July 2019. This spec gives test-torque requirements for 1/4, 3/8, 1/2, 3/4 and 1.0 inch drives for ratchets, universals, hinged breaker bars, extensions, etc.
How much torque can a 1 / 2 breaker bar take?
How much torque can a 1/2 breaker bar take? 150 ft-lbs will break a 3/8″ drive usually and about 300 ft-lbs will break a 1/2″ drive. These are on regular breaker bars that are partially hollow and have the little ball in the space of the head to hold the socket. Click to see full answer.
What is the maximum torque of a 1 / 2 drive anvil?
A SOLID 1/2″ heat treated impact rated drive anvil will go up to about 1200 ft-lbs. A VERY GOOD 1/2″ extension might get close to 500ft-lbs on an impact, but if you put 250 lbs on a 2 ft pull handle, it’ll twist it off EVERY TIME
What’s the maximum torque a M24 can handle?
Standard torque figures for an M24 using a 12.9 grade fixing (strongest grade) is 926 lb ft http://electronicfilters.tpub.com/TM-10-4330-237-13P/css/TM-10-4330-237-13P_105.htm So I think it would reasonable to say that, even with a tiny factor of safety, a 1/2 drive extension should be able to handle 1000 lb ft