Types: 1, 2, 3, T, M
Connection types: SC, N, X
Minimum order quantity: 10, 000 pieces
Specifications of Heavy Hex Structural Bolt:
1) Types: 1, 2, 3, T, M
2) Connection types: SC, N, X
3) Minimum order quantity: 10, 000 pieces
4) Grade: ASTM A325, ASTM A490
Specifications of ASTM A325 Heavy Hex Structural Bolt:
1) Types:
2) Connection Types:
3) Chemical Properties:
Recommended Nuts and Washers:
Specification of ASTM A490 Heavy Hex Structural Bolt:
1) Types:
2) Connection Types:
3) Mechanical Properties:
4) Chemical Properties:
Notes:
1. The bolts shall not be coated by hot-dip zinc coating, mechanical deposition, or electroplating
with zinc due to the potential for hydrogen embrittlement. ASTM has approved coating A490 bolts
with Zinc/Aluminum Corrosion Protective Coatings per ASTM F1136 Grade 3, commercially called
dacromet. Read more about issues with galvanizing ASTM A490.
2. Each sample representative of the lot shall be magnetic particle inspected for longitudinal discontinuities
and transverse cracks.
Packaging of Heavy Hex
Shanghai Metal Products are packed and labeled according to the regulations and customer's requests. Great care is taken to avoid any damage which might be caused during storage or transportation. In addition, clear labels are tagged on the outside of the packages for easy identification of the product I. D. and quality information.
1) Shanghai Metal Standard
2) Customization