Titanium Zirconium Molybdenum Screw Alloy Bolt Molybdenum Screw Alloy Bolt Slotted Pan Head Screw Slotted Cheese Head
Titanium Zirconium Molybdenum Alloy Bolt Molybdenum Screw
1. Description of Titanium Zirconium Molybdenum Alloy Bolt Molybdenum Screw:
Titanium zirconium molybdenum alloy screw (TZM screw) is a TZM alloy special-shaped product, which is produced by powder metallurgy with a purity level of over 99.5%. Its shape is similar to ordinary screw, it has good high temperature performance and corrosion resistance, and it is often used in conjunction with TZM nut.
2. Size and Standard of Titanium Zirconium Molybdenum Alloy Bolt Molybdenum Screw:
GB Size: M2,M2.5,M3,M4,M5,M12,M14 etc
International Size:
| Item No. | DIN-Standard | Desciption in English | ISO-Standard | GB-Standard |
| 1 | DIN 1 | Taper pins | ISO2339 | GB117 |
| 2 | DIN7 | Parallel pins | ISO2339 | GB119-86 |
| 3 | DIN84 | Slotted cheese head screw | ISO1207 | GB65-85 |
| 4 | DIN125-A | Plain washers | ISO7089 | GB97.1-85 |
| 5 | DIN125-B | Medium washers | ISO7090 | GB97.2-85 |
| 6 | DIN126 | Plain washers | ISO7091 | |
| 7 | DIN558 | Hexagon screws | ISO4018 | |
| 8 | DIN601 | Hexagon blots | ISO4016 | |
| 9 | DIN923 | Slotted pan head screw with shoulder | GB830-88 | |
| 10 | DIN931 | Hexagon head screws | ISO4014 | GB5782-86 |
| 11 | DIN933 | Hexagon head screws | ISO4017 | GB5783-86 |
| 12 | DIN934 | Hexagon full nuts | ISO4032 | GB6170-86 |
| 13 | DIN935 | Castle nuts and hexagon slots | ISO7035 | GB6178-86 |
| 14 | DIN7972 | Countersunk flat head tapping screws with slot | ISO1482 | GB5283-85 |
| Etc. | ||||
3. Characteristics of Titanium Zirconium Molybdenum Alloy Bolt Molybdenum Screw:
1). High melting point, high strength,
2). Outstanding thermal conductivity,
3). Excellent oxidation resistance at high temperatures,
4). Excellent resistance to electrochemical corrosion.
4. Pitch of the threads of a mechanical of Titanium Zirconium Molybdenum Alloy Bolt:
| Spec. | Thread pitch (mm) | Spec. |
Number of threads
|
|||
| Coarse pitch | Fine pitch | Very fine pitch | Coarse number | Fine number | ||
| M3 | 0.5 | 0.35 | 4# | 40 | 48 | |
| M4 | 0.7 | 0.5 | 6# | 32 | 40 | |
| M5 | 0.8 | 0.5 | 8# | 32 | 36 | |
| M6 | 1.0 | 0.75 | 10# | 24 | 32 | |
| M7 | 1.0 | 0.75 | 12# | 24 | 28 | |
| M8 | 1.25 | 1.0 | 0.75 | 1/4 | 20 | 28 |
| M10 | 1.5 | 1.25 | 1.0 | 4/16 | 18 | 24 |
| M12 | 1.75 | 1.5 | 1.25 | 3/8 | 16 | 24 |
| M14 | 2.0 | 1.5 | 1.0 | 7/16 | 14 | 20 |
5. Applictaion of Titanium Zirconium Molybdenum Alloy Bolt Molybdenum Screw:
Titanium zirconium molybdenum screw and titanium zirconium molybdenum nut have good high temperature performance, and are widely used as spare parts in high temperature environments. Usually be used for high temperature vacuum furnace,link parts on machine
We can also make the various screw and nut according to the customer’s require,also can make square and fabricated parts.
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