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M12X40 12.9 DIN 933 Heavy Hex Head Bolt Dacromet Surface Alloy Steel Material

China Shanghai Summery Industrial Machine Co. , Ltd. certification
China Shanghai Summery Industrial Machine Co. , Ltd. certification
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M12X40 12.9 DIN 933 Heavy Hex Head Bolt Dacromet Surface Alloy Steel Material

M12X40 12.9 DIN 933 Heavy Hex Head Bolt Dacromet Surface Alloy Steel Material
M12X40 12.9 DIN 933 Heavy Hex Head Bolt Dacromet Surface Alloy Steel Material M12X40 12.9 DIN 933 Heavy Hex Head Bolt Dacromet Surface Alloy Steel Material

Large Image :  M12X40 12.9 DIN 933 Heavy Hex Head Bolt Dacromet Surface Alloy Steel Material

Product Details:

Place of Origin: Shanghai
Brand Name: Summery
Certification: ISO4017
Model Number: DIN933

Payment & Shipping Terms:

Minimum Order Quantity: Negotiable
Price: Negotiation
Packaging Details: Poly bags
Delivery Time: 7-10 Days
Payment Terms: D/A, L/C, T/T, Western Union
Supply Ability: 10000000
Detailed Product Description
Product Name: DIN933 Hex Head Bolt Material: Alloy Steel
Size: M12x30 Tolerance: 6g
Surface: Dacrome Product Grade: A
High Light:

hex socket head bolt

,

hexagonal headed bolt

 

Hexagon head screws — Product grades A

ISO4017 DIN933 bolts

 

 

This International Standard specifies the characteristics of hexagon head screws with threads from M1,6

 

up to and including M64, of product grade A for threads M1,6 to M24 and nominal lengths up to and

 

including 10 d or 150 mm,whichever is shorter, and product grade B for threads over M24 or nominal

 

lengths over 10 d or 150 mm, whichever is shorter.

 

If you are looking for flange head screws, please contact us for further information.

 

 

 

 

 

 

 

M12X40 12.9 DIN 933 Heavy Hex Head Bolt Dacromet Surface Alloy Steel Material 0

Material Steel Stainless steel

General International

requirements Standard

ISO 8992

Thread Tolerance

International Standards

6g
ISO 261, ISO 965-2

Mechanical Class

properties International Standards

8.8, 9.8, 10.9 A2-70,A4-70
ISO 898-1 ISO 3506-1

Tolerances Product grade

International Standard

A
ISO 4759-1
Finish

Black oxide Plain

(thermic or chemical)

Requirements for

electroplating are

covered in ISO 4042

 

If different electroplating requirements are desired or if requirements are needed for other finishes, they should be negotiated between customer and supplier.

 

Limits for surface

discontinuities are

covered in ISO 6157-3.

 

 

 

M12X40 12.9 DIN 933 Heavy Hex Head Bolt Dacromet Surface Alloy Steel Material 1
 

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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