Grade A Self Tapping Metal Screws Cross Recessed Pan Head With Collar Product - M10 M12 M14
Grade A Self Tapping Metal Screws Cross Recessed Pan Head With Collar Product For Sale, Most Competitive Price, Fast Delivery, Custom Service, Wholesale Grade A Self Tapping Metal Screws Cross Recessed Pan Head With Collar Product, Made in China, High Quality Products!, China cheap prodocuts, china suppliers Supplier, Manufacturer.
Cross recessed Pan Head Screws With Collar Product grade A?M8 M10 M12
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Description:
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Cross recessed Pan Head Screws With Collar.?What is the cross, it is the head of the screw is cross-shaped, the cross is a cross with a fine blanking, stamping made. For the material,?phillips pan head screws are made of iron which is into carbon steel, stainless steel is also divided. There are three types of carbon steel, low carbon steel, middle carbon steel, high carbon steel. Stainless steel also has different type:?stainless steel SUS201 stainless steel SUS304, stainless steel SUS316, stainless steel?SUS404 and the like.
Usually it fingertips head, coarse teeth, hard wood screws, there are aluminum, plastics. A special self-tapping screws for metal threaded hole opening is called tapping.
Cross recessed pan head self-tapping screws are used for non-metal or soft metal, do not hit the hole and tapping low; self-tapping screws are pointed, so as to & quot;self-tapping& quot;; Ordinary screw heads are flat. The self-tapping screws is to drill hole without tap holes. The screws are different with general screws.
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Specifications and technical performance
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Size | Diameter:?M8 M10 M12 |
Length:22MM,35MM. 40MM |
Material | 1.Stainless steel | SUS201,SUS302,SUS303,SUS304,SUS316,SUS410,SUS430 |
2.Carbon steel | C1008,C1010,C10B21,C10B33,C1035,C1045,C435#,40CrMo,42CrMo |
3. Alloy steel | C10B21,C10B33,A1022 |
4. Iron | Gr 4.8 Gr8.8 Gr10.9 Gr12.9 |
Standard | DIN967 |
Head | Pan head with Collar |
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mechanical property | strength grade |
4.6 | 4.8 | 6.9 |
Rm | min. | kgf/mm2 | 40 | 60 |
N/mm2* | 392 | 588 |
max. | kgf/mm2 | 55 | 80 |
N/mm2 | 539 | 785 |
HB | min. | HB | 110 | 120 |
max. | HB | 170 | 245 |
Rockwell hardness | min. | HRB | 62 | 88 |
HRC | - | - |
max. | HRB | 88 | 102 |
HRC | - | - |
HV30 | min. | 110 | 170 |
max. | 170 | 245 |
Rs | min. | kgf/mm2 | 24 | 32 | - |
N/mm2* | 235 | 314 | - |
? | min. | kgf/mm2 | - | - | 54 |
R0.2 | N/mm2* | - | - | 530 |
Sp | ? | Sp/Rs | 0.94 | 0.94 | 0.88 |
? | kgf/mm2 | 22.6 | 29.1 | 47.5 |
? | N/mm2 | 222 | 286 | 466 |
elongation at break | min.Percent | 25 | 14 | 12 |
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Application:
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Self-tapping screws are used for connecting thin metal plate (steel, saws, etc.)?The first connection is to make a?hole, and then put the self-tapping screws into the plate. Since the self-tapping screw thread is made with high hardness, so the sharp point?can attack a threaded bottom.?It is connected internally threaded to form a connection.
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Advantages:
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1.?Auto-matic Machine Multi functional Machine?Threading machines Sieving machine
2.?Salt atmoshere testing machine, Go-No go gauge, image screening instrument
3. Show room of samples. All kinds of screws.
4. Service: 24 hours
5. Contact way: Skype, email, Whatsapp, Wechat, QQ
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Jiaxing Haina fastener Co.,Limited
Address: A-1012 Technology mansion EGO,Central west road No. 500, Jiaxing, Zhejiang, China, 314000
Tel: 86-573-82272371
Jiaxing Haina Fastener co. Ltd was established in 2010, located in the hometown of fasteners jiaxing city. For many years of export experience, our products has been best-selling in Europe, the United States, the Middle East and Southeast Asia. The products are manufactured by more functions machine
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