High Grade Tunnel Bolt Segment Curve Bolt with HDG Dacromet Finish

• Material: High Strength Steel
• Type: No Head
• Connection: Common Bolt
• Head Style: No Head
• Standard: DIN, ANSI, GB, JIS
• Grade: 8.8
• Application: Machinery, Building
• Finish: Hot Galvanizing
• Available Grade: 4.8, 6.8, 8.8, 10.9, 12.9
• Thread: Half or Full Thread
• Transport Package: Woven Bag and Pallet
• Specification: M12-M56
• Trademark: HYZ or OEM
• Origin: Hangzhou
• HS Code: 7318
• Production Capacity: 300000PCS/Month

Product Description

Product Description

Grade 8.8/10.9 carbon steel Segment bolt with nut and washer

Product Name	Customized segment bolt for subway/railway/tunnel construction
Material	Carbon steel Q235 or other carbon steel alloy steel
Finish	hot dip galvanized, black, dacromet, zinc,ect.
Standard	DIN, GB.,or customer drawing
Grade	4.8 6.8 8.8 10.9 12.9
Size	M20~M56
Application	Railway, subway,tunnel construction project

 

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