Roofing bolts distributor

Shop our stainless steel eye bolts, u-bolts, eye nuts, and rings. our grade 316 stainless steel is corrosion resistant. all orders $199+ ship free.

Grade 8.8 bolts belong to the din 933 grade 8.8 standard. this is a structural grade for bolts. this is a medium carbon steel bolt specification. these bolts are heat treated by quenched and tempered methods. navstar steel is a leading manufacturer and supplier of the grade 8.8 …

Grade identification marking c39 c44 1100 c32 c39 940 12.9 m1.6m39 970 1220 (177,000 psi) alloy steel: quenched & tempered 10.9 m5m39 830 1040 (150,800 psi) alloy steel: quenched & tempered 240 8.8 low or medium carbon steel medium carbon steel: quenched & tempered material core hardness rockwell 4.6 m5m39 …

Class 8.8 hex head cap screws are made from medium carbon steel and have a minimum tensile strength of 116,000 psi. tensile strength is the maximum load in tension (pulling apart or shearing) which a material can withstand before breaking or fracturing.

We attach value to innovation, specifically with patents of China on Roofing bolts distributor, its excellent technologies has reached the international sophisticated level, and has a higher reputation inside the Roofing bolts distributor sector. Our group not just has exceptional researchers and industry nationwide sales and service network, but additionally are China shoppers specified brand manufacturers.


We are an enterprise that export Roofing bolts distributor to China, we are approved by the relevant state registratio. Primary Roofing bolts distributor and sell to different regions in China, product out there upon request. We've got the spirit of "customer initial, honesty first" principle, using a quantity of enterprises established long-term cooperative connection.

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