Product Details:
Payment & Shipping Terms:
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Finish: | Plain, Plain | Measurement System: | Metric |
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Head Style: | Pan | Standard: | DIN |
Product Name: | Stainless Steel Screws | Grade: | A4 |
Head Type: | Pan | Drive Type: | Torx |
Thread Diameter: | 3.5 | Length: | 25 |
High Light: | DIN 7981 Stainless Steel Screws,A4 Stainless Steel Screws,DIN Torx Fastener Screws |
DIN 7981 Torx Stainless Steel Screws Self Tapping A4 Pan Head Fastener
Stainlesl steel screws are made from martensite stainless steel grade A4 or 18-8 , with perfect corrossion resistance and mechanical performance . A4 stainless steel screws are widely used for different industrial areas , especailly for oil indutry , vessel industry and some food equipments .
18-8 stainless steel screws are designed according to DIN 7981 standard , pan head with torx dirve for easy to be operated by a torx screw bit , standard tapping threads and sharp point .
Items |
Description |
Remark |
Picture |
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Material |
Stainless steel |
316 ( A4) |
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Finish / Plating |
Plain |
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Hardness |
22 |
HRC |
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Color |
Plain |
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Standard |
DIN 7981 |
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Dimensions |
Thread dia. |
3.5 |
Head dia. |
6.9 |
Full length |
25 ( 1 inch ) |
Head height |
2.5 |
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Pitch |
1.4 |
Head socket |
T20 |
1 . Perfect corrosion resistance
Stainless steel screws are made from grade A4 or 316 with outstanding performance on corrossion resistance .
2 . Not easy to be deformed
18-8 stainless steel screws are resistant from high or low temperature with good ductility , screws will not to be deformed even under strict surroudings .
3 . Nearly without magnet
4 . Good self-cutting
A4 stainless steel screws are made in tapping threads that can pierce and self-cut materials under force .
5 . Eeasy to be operated
Standard head and threads and strict drive design to make stainless steel screws operated smoothly .
A4 Stainless steel screws are normllay used for various industrial areas especailly for strict working surroundings , eg corrossion resistance .
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 |
We manufacture various hardware parts , you can find and click following descriptions to see more items .
Screws
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Various standard and non-standard fastener screws with qualified materials for different applications . |
Nuts and bolts |
High tensile strength bolts nuts for engineering projects . |
Washers and spacers |
Different materials washers and spacers for mechanical and clectronic parts |
Fastener Pins |
Precise mechanical tolerances and good quality for industry . |
Plastic Parts |
Customized manufacturing service and top materials for communication and electronics and auto etc . |
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 . |
Warm Tips
If you are interesting in stainless steel self tapping screws , please contact us via emial or phone , we will get back to you within 12 hours , Thank you !
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Contact Person: MR.LIN
Tel: +8613556778272