1) ASTM A 325 A490
2) Grade: 8.8 or 10.9
3) With cheese head
4) Torsional shear bolt
High strength steel structural bolt
1) tensile control type bolt or torsional shear bolt
2) alloy steel material
3) Apply to standard: GB3632-3633, ASTM F1852, A325 TC, F2280 A490
4) Surface treatment: Black, phosphating, galvanized, hot DIP galvanized, ect.
5)Mechanical properties, chemical composition and dimension will conform to requested standard
6)packing: Carton and strong wooden pallet or wooden case
Or other special packing as customers' request.
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