Steam Tempered (Steam Oxide) Surface Treatment
EX411.1/4
G(BSP) Machine Tap Spiral Flute 45°
Ordering number: 5973838
Spiral flute tap with chamfer form C with a 2-3xP plug lead, for British Standard Pipe thread G 1.1/4" with 11 TPI and Normal class of fit, dimensions according to DIN 5156 standard with 32.0mm shank and 24.0mm square drive, powder metallurgical HSS-E with steam tempered surface finish and 45° helix angle for 2.5xD blind hole threading in general purpose applications
Product Feature
Thread Form, British Standard Pipe (BSP)
DIN 5156 – Thread Form Standard
Normal Fit Class for Pipe Thread
Blind Hole Application
2.5×D Usable Tool Depth to Diameter Ratio
High Speed Cobalt Steel Tool Material
Semi-Bottoming Tap Chamfer (2 – 3 Pitch Lead)
Spiral Flute Geometry
45° Helix Angle (Flute)
Right Hand Rotation / Cutting
Product Detail
Description | Value |
|---|---|
| Product name | EX411.1/4 |
| EDP number | 0168745 |
| EAN number | 7320760168745 |
| Thread diameter size (TDZ) | 1.1/4 |
| Thread diameter - millimeter (TD) | 41.91 mm |
| Threads per inch (TPI) | 11 |
| Overall length - millimeter (OAL) | 170 mm |
| Overall length - inch (OAL) | 6.6929 inch |
| Threading length - millimeter (THL) | 22 mm |
| Threading length - inch (THL) | 0.8661 inch |
| Connection diameter - inch (DCON MS) | 1.2598 inch |
| Connection diameter - millimeter (DCON MS) | 32 mm |
| Flute count (NOF) | 4 |
| Clamping width - inch (WSC) | 0.9449 inch |
| Clamping width - millimeter (WSC) | 24 mm |
| Clamping Length - inch (LCS) | 1.063 inch |
| Clamping Length - millimeter (LSC) | 27 mm |
| Premachined hole diameter - inch (PHD) | 1.5551 inch |
| Premachined hole diameter - millimeter (PHD) | 39.5 mm |
| Gross weight - grams | 974.3 |
| ANSI | EX411.1/4 |
| ISO | EX411.1/4 |
| Ordering code ANSI | EX411.1/4 |
Cutting Conditions
| Suitability | vc | f | |
|---|---|---|---|
| P1.1 - Free machining sulfurized carbon steel with a hardness of < 240HB | Possible use | 69 ft/min |
| Suitability | vc | f | |
|---|---|---|---|
| P2.2 - Plain medium carbon steel containing < 0.55%C with a hardness of < 240HB | Possible use | 49 ft/min | |
| P2.3 - Plain high carbon steel containing > 0.55%C, with a hardness of < 300HB | Primary use | 43 ft/min |
| Suitability | vc | f | |
|---|---|---|---|
| P3.2 - Alloy steel with a hardness of 180 - 260HB | Primary use | 30 ft/min | |
| P3.3 - Alloy steel with a hardness of 260 - 360HB | Possible use | 26 ft/min |
| Suitability | vc | f | |
|---|---|---|---|
| P4.1 - Tool steel with a hardness of < 26HRC | Primary use | 23 ft/min | |
| P4.2 - Tool steel with a hardness of 26 - 39RC | Possible use | 16 ft/min |
| Suitability | vc | f | |
|---|---|---|---|
| M1.1 - Stainless steel, ferritic with a hardness of < 160HB | Possible use | 26 ft/min | |
| M1.2 - Stainless steel, ferritic with a hardness of 160 - 220HB | Possible use | 20 ft/min |
| Suitability | vc | f | |
|---|---|---|---|
| M2.1 - Stainless steel, martensitic with a hardness of < 200HB | Possible use | 23 ft/min | |
| M2.2 - Stainless steel, martensitic with a hardness of 200 - 280HB | Possible use | 16 ft/min |
| Suitability | vc | f | |
|---|---|---|---|
| M3.1 - Stainless steel, austenitic with a hardness of < 200HB | Possible use | 16 ft/min | |
| M3.2 - Stainless steel, austenitic with a hardness of 200 - 260HB | Possible use | 13 ft/min | |
| M3.3 - Stainless steel, austenitic with a hardness of 260 - 300HB | Possible use | 10 ft/min |
| Suitability | vc | f | |
|---|---|---|---|
| M4.1 - Stainless steel, austenitic-ferritic or super-austenitic with a hardness of < 300HB | Possible use | 10 ft/min |