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DIN931 Stainless Steel Hexagon Head Bolts Partially Threaded


DIN931 Stainless Steel Hexagon Head Bolts Partially Threaded

Head Features

Shank Diameter > Major Thread Diameter

Rod Features

Reinforced Shank

Core Purpose

Suitable for rough surfaces or quick connections, ideal for heavy-load applications.

Advantages and Features

Partial thread design, suitable for quick tightening and rough surfaces.

Typical Uses

Connections for rough surfaces, construction sites, renovations, and equipment requiring quick installation.

Key Indicators for Selection

Bolt length, diameter, partial thread length, roughness, material (e.g., 304 stainless steel).

Industry-Specific Requirements

Construction and engineering: suitable for connections on rough surfaces, such as rapid installation at construction sites.

Automotive industry: requires rapid installation and tightening.

Product specification:

Mon M68 M72 M76 M80 M90 M100 M110 M125 M140 M160
P 6 6 6 6 6 6 6 6 6 8
da max 75 79 83 87 97 107 117 132 147 167
ds max 68 72 76 88 90 100 110 125 140 160
ds min 67.26 71.26 75.26 79.26 89.13 99.13 109.13 124 139 159
e min 110.51 116.16 121.81 127.46 144.08 161.02 172.32 200.57 220.8 254.7
k min 42.5 44.5 47.5 49.5 56.4 62.4 68.4 78.4 87.3 99.3
k max 43.5 45.5 48.5 50.5 57.6 63.6 69.6 79.6 88.7 100.7
r min 2 2 2 2 2.5 2.5 2.5 2.5 2.5 2.5
s max 100 105 110 115 130 145 155 180 200 230
s min 97.8 102.8 107.8 112.8 127.5 142.5 152.5 177.5 195.4 225.4
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