Straight Flute
Emkay manufactures straight fluted taps to various standards like ISO, DIN, etc. These taps are mainly recommended for Cast Iron and SG Iron components. These taps can also be designed for tapping on other components like cast iron, brass, magnesium, bronze, etc.
SELECTION CHART
| First Choice | Second Choice | ||||
| Workpiece Material | Coating | |||
|---|---|---|---|---|
| Bright | TiN | TiCN | ||
| Steel | 1. Low Carbon Steel / Structural Steel | |||
| 2. Medium Carbon Steel | ||||
| 3. Alloy Steel | ||||
| 4. Hardened Steel-35 HRC / 40 HRC | ||||
| Stainless Steel | 1. Free Machining Stainless Steel | |||
| 2. Austenitic Ferritic AISI 304,316,321 | ||||
| Cast Iron | 1. Grey Cast Iron | |||
| 2. Malleable Cast Iron | ||||
| Aluminium Magnesium | 1. Short Chipping Si >10% | |||
| 2. Long Chipping Unalloyed | ||||
| 3. Medium Chipping Si < 0.5% | ||||
| Nickel | 1. Nickel Alloy INCONEL* | |||
| 2. Titanium* | ||||
STOCK AVAILABILITY
| Stocks Available | ||||||
|---|---|---|---|---|---|---|
| Standard | Size | Tolerance | Bright | TiN | TiCN | |
| ISO-529 | IS-6175-I | M1.6 to M2.5 | 6H & 6G | ✔ | ✔ | ✔ |
| IS-6175-II | M3 to M10 | 6H & 6G | ✔ | ✔ | ✔ | |
| IS-6175-III | M3 to M30 | 6H & 6G | ✔ | ✔ | ✔ | |
| IS-6175-IV (2283) | M3 to M10 | 6H & 6G | ✔ | ✔ | ✔ | |
| UNC/UNF | NO. 2 to 1” | 2B & 3B | ✔ | ✔ | ✔ | |
| BSW/BSF | 1/8” to 1” | Zone 3 | ✔ | ✔ | ✔ | |
| DIN | DIN-371 | M1.6 to M10 | 6H & 6G | ✔ | ✔ | ✔ |
| DIN-376 | M3 to M30 | 6H & 6G | ✔ | ✔ | ✔ | |
| D-374 | M3 to M24 | 6H & 6G | ✔ | ✔ | ✔ | |
| UNC/UNF | NO. 2 to 1” | 2B & 3B | ✔ | ✔ | ✔ | |
