Shanghai Precision Fastener Co., Ltd.
State-of-the-art manufacturer of precision fasteners for semiconductor, medical, and optical equipme...
β Verified Supplier
π Shanghai Underground Engineering Fastener Co., Ltd.
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π’ Company Profile
Specialist in fastening systems for underground construction, including tunnels, subways, and subterranean facilities.
π¦ Product Portfolio
Hex Head Bolts
PrimaryBolts
Underground construction bolts
π GB/T 5782, DIN 931, ISO 4014
π§ Carbon Steel, Stainless Steel
β‘ Grade: 4.8-12.9
High-Strength Bolts
PrimaryBolts
High-strength underground fasteners
π GB/T 1228, ASTM A325
π§ 40Cr, 35CrMo
β‘ Grade: 8.8-12.9
Chemical Resin Anchors
PrimaryBolts
Chemical resin anchors for underground
π GB/T 22795, ETA
π§ Carbon Steel, 316 Stainless
β‘ Grade: 8.8
Anchor Bolts
Bolts
Anchor bolts for underground structures
π GB/T 799
π§ Q235, 45# Steel
β‘ Grade: 4.8-8.8
Expansion Anchor Bolts
Bolts
Expansion anchor bolts for anchoring
π GB/T 22795, DIN 7993
π§ Carbon Steel, Stainless Steel
β‘ Grade: 4.8-8.8
π Industry Applications
π§ Contact Information
π€ Contact Person
James Liu
π§ Email
sales@sh-underground.com
π Phone
+86-21-68558888
π Website
http://www.sh-underground.com
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