Xi'an Heavy Fastener Co., Ltd.
Manufacturer of large-diameter heavy fasteners for mining, construction, and power generation equipm...
โ Verified Supplier
๐ญ Xi'an Tunnel Technology Fastener Co., Ltd.
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๐ข Company Profile
Manufacturer of specialized fastening systems for tunnel boring machines and underground construction projects.
๐ฆ Product Portfolio
Hex Head Bolts
PrimaryBolts
TBM tunnel boring bolts
๐ GB/T 5782, DIN 931, ISO 4014
๐ง Carbon Steel, Stainless Steel
โก Grade: 4.8-12.9
Double-End Studs
PrimaryStuds
Studs for tunnel equipment
๐ GB/T 901, DIN 939
๐ง Carbon Steel, Stainless Steel, Alloy Steel
โก Grade: 4.8-12.9
High-Strength Bolts
Bolts
High-strength tunnel fasteners
๐ GB/T 1228, ASTM A325
๐ง 40Cr, 35CrMo
โก Grade: 8.8-12.9
Expansion Anchor Bolts
Bolts
Expansion anchor bolts for concrete support
๐ GB/T 22795, DIN 7993
๐ง Carbon Steel, Stainless Steel
โก Grade: 4.8-8.8
๐ญ Industry Applications
๐ง Contact Information
๐ค Contact Person
Bing Yang
๐ง Email
sales@xa-tunnel.com
๐ Phone
+86-29-88858888
๐ Website
http://www.xa-tunnel.com
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