Flat Head Grade Stainless Steel Captive Screws Hex Socket M6 304
M6 Stainless Steel Captive Screws Hex Socket Flat Head Grade 304
Stainless steel captive screw with hex socket flat head and long shaft , a threaded section from end point , thread diameter is bigger than shaft diameter , when captive screw is inserted through object , a female thread hole or a nut is screwed into captive screw .
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Items |
Description |
Remark |
Picture |
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Material |
Stainless |
A2 |
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Finish / Plating |
Polish |
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Hardness |
200 |
HV |
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Color |
Natrural |
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Standard |
Customzied |
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Dimensions |
Thread dia. |
M4 |
Head dia. |
7 |
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Full length |
30 |
Head height |
3.0 |
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Pitch |
0.6 |
Head socket |
NA |
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Other materials for captive screws
Carbon steel : Low carbon steel ,medium carbon steel and High carbon steel
Stainless steel : 200 serials ,300 serials , 400 serials
Spring steel : 65Mn ,75Mn
Brass : Lead brass , Tin brass ,Aluminum brass ,
Bronze : Tin bronze , silicon bronze , Beryllium bronze ,Aluminum bronze .
Copper : C1010 ,C1020
Aluminum : 2024 ,5052 ,6061 ,6063 ,7075
Titanium : TC1 ,TC2 ,TC4 ,TC5
1 . Perfect locking performance
Smaller diameter of shaft of captive screw and bigger threaded diameter desgin provides locking purpose
2 . Not easy to be broken
Stainles steel catpve screws are made of stainless steel
3. Quick assembly
4 . Not easy to be rusted
5 . No burrs or scratch .
6 . Strict dimension tolerances
Tips for application
1 . Hole diameter of locked items should be smaller than thread diameter of captive screws .
2 . Full height or length of part have to be within shaft length of captive screws .
3 . Drive captive bolt by a spanner or hex pipe wrench .
Stainless steel captive screws are used to different industrial areas with locking requests .
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Normal packing
1. In bulk : Polybag ( 1-5 kgs) and cartons (8-20 kgs ) , 0.01 CBM / CTN
2. Boxes : Box ( 1-3 kgs) and cartons ( 5-15 kgs ) , 0.01 CBM / CTN
3. All cartons to a pallet ( 1X1.2 m )
4. Customized packing |
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Note : Objects showed in picture are only for reference , not stand for described items .
We manufacture various hardware parts , you can find and click following descriptions to see more items .
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Screws
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Various standard and non-standard fastener screws with qualified materials for different applications . |
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Nuts and bolts |
High tensile strength bolts nuts for engineering projects . |
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Washers and spacers |
Different materials washers and spacers for mechanical and clectronic parts |
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Fastener Pins |
Precise mechanical tolerances and good quality for industry . |
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Plastic Parts |
Customized manufacturing service and top materials for communication and electronics and auto etc . |
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Precise testing equipments and tools for hardness , dimensions , corrosion resistance and pass rate etc . our tolerance for tools is up to 0.005 mm . |
All products are compliance with RoHS and REACH standards |
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Note : We are available for customized requests on quality
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Stamping parts with complicated designs , min. tolerances to 0.01mm (0.0004 inch ) , monthly capacity ups to 100 tons .
Availabe material : 1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy . |
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Precise turning machines and CNC , tolerances are up to 0.01 and 0.008 mm for limitaiton . 5 million pcs monthly capacity .
Availabe material :
1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy .
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Assorted fastener machines to make different screws , bolts , nuts and pins etc . Diameter from M0.8 to M30 . Monthly capacity ups to 300 tons .
Availabe material : 1. Carbon steel 2. Brass 3. Aluminum 4. Stainless steel 5. Plastic 6. Various alloy steel eg. titanium alloy . |
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Warm Tips
If you are interesting in stainless steel captive screws , please contact us via email or phone , we will get back to you within 12 hours , Thank you !
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.









