What is UNS thread size?
Table of Contents
What is UNS thread size?
UNS Thread ASME B1. 1-2003
| Nominal Diameter | Major Diameter Inch | Pitch mm |
|---|---|---|
| 5/16″ – 36 UNS | 0.3125 | 0.706 |
| 5/16″ – 40 UNS | 0.3125 | 0.635 |
| 5/16″ – 48 UNS | 0.3125 | 0.529 |
| 3/8″ – 18 UNS | 0.3750 | 1.411 |
What does uns mean in threads?
unified special
Unified form thread designations are represented by abbreviations such as UNC (unified coarse), UNF (unified fine), UNEF (unified extra fine), UNS (unified special) and UN (unified constant pitch), with the thread major diameter preceding the designation for example, 9/16” UNC, 9/16” UNF.
What does UNS stand for?
unified numbering system
The unified numbering system (UNS) is an alloy designation system widely accepted in North America.
Is UNC and NC same thread?
NC/UNC/UNJC These tap sets come with a combination of National Course (NC), United National Coarse threads (UNC), and UNJC taps. UNC threads allow for easy removal. UNJC threads are almost identical to UNC threads except that they have a larger root radius for improved thread strength.
What is the only difference between American national and unified threads?
4. The N-series is fully mechanically interchangeable with the UN-series. 5. The difference is only 0.0001 to 0.0002 of an inch on the pitch diameter.
Is Un same as UNF?
UN=Unified National; UNC=Coarse; UNF=Fine; UNEF=Extra Fine; UNS=Special.
What does uns mean in text?
UNS
| Acronym | Definition |
|---|---|
| UNS | Universal Navigation Switch |
| UNS | Unsupported |
| UNS | Unified Name Service |
| UNS | Unified Numbering System (alloy designation system) |
How do you interpret the UNS numbering system for metals and alloys?
The Unified Numbering System (UNS) is a composition-based system of commercial materials. Each metal is indicated by a letter that is followed by five numbers….Related Stories.
| UNS Series | Metal |
|---|---|
| F00001 to F99999 | Cast irons |
| G00001 to G99999 | AISI and SAE carbon and alloy steels (except tool steels) |
