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Liangqiang Grade 12.9 High Strength Flange Bolts 8.8/10.9/12.9 Series Alloy Steel Black Oxide/Dacromet M8-M20 Multiple Specifications

$34.70

Liangqiang Flange Bolts & No

中国 河北省

  • SKU： LQ03
  • Availability: 8888
Total $34.70
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Attribute Classification Details
Origin China · Hebei
Material SCM435 alloy steel / 42CrMo alloy steel
Product Name Grade 12.9 High Strength Flange Bolts (8.8/10.9/12.9 three series)
Structure / Process Hot forging + quenching & tempering + surface treatment (black oxide / Dacromet / zinc plating)
Product Features Grade 12.9 ultra-high strength; large bearing area of flange surface; good anti-loosening performance; suitable for heavy load and high-frequency vibration occasions
Type High strength flange bolts (hex / hex socket optional)
Color Black oxide (black) / Dacromet (silver-gray) / Zinc plating (silver-white)
Function Used for high-strength heavy-load connections, especially fastening of key parts with large vibration and heavy load
Application Scenario Wind power towers, bridge steel structures, railways, heavy machinery, pressure vessels, mining equipment, automotive chassis
Specification M8 / M10 / M12 / M14 / M16 / M18 / M20  Length 20-200mm
Brand Liangqiang
Model High strength flange bolts  8.8/10.9/12.9 grade  M8-M20
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