Average Salary. Welders in the United States made an average annual salary of $37,920, according to the BLS. The middle 50 percent earned between $29,370 and $44,410 per year. The lowest 10 percent made less than $24,490. Pipefitters earned an average yearly salary of $51,830.
Calf Muscles. The muscles of your calves, the soleus and gastrocnemius, are both involved in sprinting. The gastrocnemius is the larger of the two muscles and assists in bending your knee.Additionally, the gastrocnemius as well as the soleus act to produce plantarflexion, which causes your foot to point away from your body.alf Muscles. The muscles of your calves, the soleus and gastrocnemius, are both involved in sprinting. The gastrocnemius is the larger of the two muscles and assists in bending your knee.
Once you tighten up and lose range of motion in your arms, it reduces stride length, which is difficult to get back without burning a lot of energy. While sprinting, it is important to get a full range of motion with the arms. Remember, speed is a product of stride length and stride frequency. Stride length and frequency are determined, in part, by the motion of the arms. If you are lazy or passive with your arm action, you are limiting your potential for speed.