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Non Serrated Hex Flange Screw , Flanged Button Head Screw DIN6921–M16x40–10.9

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Non Serrated Hex Flange Screw , Flanged Button Head Screw DIN6921–M16x40–10.9

China Non Serrated Hex Flange Screw , Flanged Button Head Screw DIN6921–M16x40–10.9 supplier
Non Serrated Hex Flange Screw , Flanged Button Head Screw DIN6921–M16x40–10.9 supplier Non Serrated Hex Flange Screw , Flanged Button Head Screw DIN6921–M16x40–10.9 supplier

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Product Details:

Place of Origin: shanghai
Brand Name: Summery
Certification: ISO 4162
Model Number: Din6921 Flange Head Screws

Payment & Shipping Terms:

Minimum Order Quantity: Negotiable
Price: Negotiation
Packaging Details: According to customer requirements
Delivery Time: 7-10 days
Payment Terms: Western Union, MoneyGram, L/C, D/A, T/T
Supply Ability: 20000 pcs/day
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Detailed Product Description
Name: Din6921 Flange Head Screws Class: 10.9
Size: M16x40 Material: Alloy Steel
Finish: Plain / Nickel / Black Oxide / Dacromet Application Fields: Automotive&mechanical

  Alloy steel DIN6921– M16x40– 10.9 Dacromet Flange Head Screws

Din6921 Flange Head Screws

 

   This International Standard specifies the characteristics of flange hexagon bolts ,with product grade A, with threads from M5 up to and including M16,length from 10mm to 200mm,and property classes 8.8, 9.8, 10.9 and A2-70,A4-70.

   Shanghai summery industrial machine Co.,Ltd was established in 2006,it is located at Shanghai,which is the most vigorous city in world.

   As a one-stop-stop,we can manufacture,marketing,design,research and develop,we stand for reliable technology and the flexibility to cater to your needs.

   

Non Serrated Hex Flange Screw , Flanged Button Head Screw DIN6921–M16x40–10.9
 
Minimum breaking torques
Thread Pitch (mm) Minimum breaking torque (N.m)
Property class
8.8 9.8 10.9 12.9
M2 0.40 0.37 0.4 0.45 0.5
M2.5 0.45 0.82 0.9 1 1.1
M3 0.50 1.5 1.7 1.9 2.1
M3.5 0.60 2.4 2.7 3 3.3
M4 0.70 3.6 3.9 4.4 4.9
M5 0.80 7.6 8.3 9.3 10
M6 1.00 13 14 16 17
M7 1.00 23 25 28 31
M8 1.25 33 36 40 44
M8x1.0 1.00 38 42 46 52
M10 1.50 66 72 81 90
M10x1.0 1.00 84 92 102 114
M10x1.25 1.25 75 82 91 102
 
Mechanical and physical peroperties of bolts,screws and studs
Mechanical and physical peroperties Property class
8.8 10.9 12.9
d≦16 mm d﹥16 mm
Minimum tensile strength (N/mm2) min 800 830 1040 1220
Vickers hardness (HV) min 250 255 320 385
max 320 335 380 435
Brinell hardness (HB) min 238 242 304 366
max 304 318 361 414
Rockwell hardness (HRC) min 22 23 32 39
max 32 34 39 44

 

Contact Details
Shanghai Summery Industrial Machine Co. , Ltd.

Contact Person: Ada.fu

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