class 6 Brass roofing bolts

Mar 28, 2020 · tensile strength. stainless steel (grade b8) vs. carbon steel (grade b7 & b16) heavy hex nuts (2h nuts, or grade 4 & 7 nuts)

Railway screw spikes provide a mechanical interlock that delivers more than twice the holding power of conventional hammered railway spikes. screw spikes are commonly used to fasten timber railway ties and sleepers, and they can also perform conjunction with plastic ferrules that have been casted into concrete ties/sleepers. we can supply railway screw spike with various thread …

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Made from 316 stainless steel, these grade b8m screws are more corrosion resistant than 18-8 stainless steel screws and have excellent resistance to chemicals and salt water. screws meet astm a193 regulations, so they can be used in high-pressure and high-temperature applications. also known as pressure bolts.

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We attach value to innovation, particularly with patents of China on class 6 Brass roofing bolts, its superb technology has reached the international advanced level, and has a high reputation in the class 6 Brass roofing bolts business. Our group not merely has excellent researchers and business nationwide sales and service network, but in addition are China prospects specified brand makers.

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