HP irons
Regular stainless steel irons can be hotter to the touch, while ceramic will be cooler.
This is a Ping graphite shaft that was sold with the ISI model Ping Irons in the nineties. The w54 was a firm stiffness-not regular-but it was very light weight shaft at that time.
flat irons and hair straightners are the same thing.
The oss irons are oversized ones and are a lot easier to hit as they are more forgiving.
you tend to use the woods for loger distances with less lift whereas irons are used for more loft and better accuracy
By adding "inoculant" to the liquid iron just before casting, undercooling can be minimized. Inoculation is a means of controlling the structure and properties of cast irons by increasing the number of nucleation sites available for the growth of graphite flakes in grey irons or graphite nodules in ductile irons.
Graphite in gray cast irons has damping properties due to its ability to absorb and dissipate energy during vibration. The graphite flakes act as internal boundaries that help absorb and dampen the vibrations. This results in reduced noise and improved mechanical properties of the material.
You can replace that shaft with any on the market. Since that shaft came with the Ping ISI Irons and had a firm flex, since the W44 were regular, you should get a stiff shaft put in for a replacement.
Yes, nearly all the players on the PGA tour use graphite shafted drivers and fairway wood and some hybrids, although they will normally use steel shafted irons. On the LPGA Tour and Champions Tour there would be a lot of graphite shafted drivers, fairway woods, hybrids and irons.
The majority of them would, but quite a lot still use graphite shafts. Graphite shafts help launch the ball higher with their slower swing speeds.
Callaway fusion irons are used in golfing. They are known as having a large head on them, making them easy to hit a ball. They also help with unwanted vibrations and are great for persons with a higher handicap.