Competitive factory price top quality carriage bolts

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A head with no markings is grade 2, one with 3 lines spaced 120 degrees is grade 5, and 6 lines spaced at 60 degree intervals is grade 8. nuts are marked in several different ways—see identification marks for hex and heavy hex nuts below.

These grade b7 steel screws are nearly twice as strong as our stainless steel screws for high-pressure applications. also known as pressure bolts, they meet the high- pressure, high-temperature regulations of astm a193 and are used to secure pressure tanks, valves, and flanges. 18-8 stainless steel heavy hex head

The astm a320 l7m stud bolts have chromium ranges up to 18% and nickel ranges up to 14% with molybdenum ranges up to 3%. these material compositions make the a320 fasteners corrosion resistant, strong and ductile. the applications of the astm a320 stainless steel bolts are used in a number of applications.

Commonly referred to as the 5v screw, woodzac™ features a long-life zinc alloy capped head with a lifetime limited warranty against structural failure due to red rust corrosion on the head of the fastener. able to withstand the toughest installation conditions, woodzac™ is the fastener of choice for metal-to-wood applications.

We are an enterprise that export Competitive factory price top quality carriage bolts to China, we're authorized by the relevant state registratio. Key Competitive factory price top quality carriage bolts and sell to numerous regions in China, solution offered upon request. We've the spirit of "customer initial, honesty first" principle, having a number of enterprises established long-term cooperative connection.


Competitive factory price top quality carriage bolts manufacturer with years's encounter, from China.We mainly supply Competitive factory price top quality carriage bolts with good quality and competitive price tag.we've got a professional Competitive factory price top quality carriage bolts solution designers.Our product is by way of the national professional certification.

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  • class 6 Round head Pin

    We attach value to innovation, especially with patents of China on class 6 Round head Pin, its superb technology has reached the international sophisticated level, and has a high reputation within the class 6 Round head Pin industry. Our group not only has excellent researchers and business nationwide sales and service network, but additionally are China shoppers specified brand companies.

  • Round Head Ribbed Neck Bolt Astm

    Round Head Ribbed Neck Bolt Astm exporter from China, we are essentially the most specialist supplier from USA with ISO9001 Certification. Also the merchandise happen to be certified by mutiple safety certification.We'll offer you our Round Head Ribbed Neck Bolt Astm priducts in top-quality and most favourable value.

  • CNC Bolts

    Qualified CNC Bolts goods of China supplier for international and nearby trade organization.Becoming the top goods of our factory,our CNC Bolts products series happen to be tested and won us qualified authority certifications. For more parameters and solution list details,please click the button to get far more info.

  • Class 4 8 half round head neck carriage bolt

    We're suppliers of all kind of Class 4 8 half round head neck carriage bolt moved in market for great sales, we've Class 4 8 half round head neck carriage bolt sort and specification's that will suit our customer's satisfaction. We have also attached Class 4 8 half round head neck carriage bolt samples along with other of our needs with the above attached catalog sample.

  • Brass roofing bolts wholesaler

    Our company primarily engaged and export Brass roofing bolts wholesaler. we depend on strong technical force and continuously develop sophisticated technology to meet the demand of Brass roofing bolts wholesaler prospects. We're sincerely welcome mates from a variety of circles at household and abroad come to cooperate!

  • Zinc Plated Carton steel Coated Square Shape U Bolts

    Professional Zinc Plated Carton steel Coated Square Shape U Bolts goods of China supplier for international and neighborhood trade company.Being the most beneficial products of our factory,our Zinc Plated Carton steel Coated Square Shape U Bolts merchandise series happen to be tested and won us professional authority certifications. For extra parameters and item list specifics,please click the button to have additional information.

  • manufacturer Best Selling all thread rod 16mm

    manufacturer Best Selling all thread rod 16mm exporter from China, we're by far the most professional supplier from USA with ISO9001 Certification. Also the solutions have already been certified by mutiple safety certification.We'll give our manufacturer Best Selling all thread rod 16mm priducts in top-quality and most favourable value.

  • Brass Nut Bolt Wholesale

    Brass Nut Bolt Wholesale goods supplier in China,we assistance our customers with most effective high-quality products and higher level service.Being the specialist manufacturer within this industry,we have gained rich expertise in generating and managing.Our Brass Nut Bolt Wholesale items won certifications with the nearby and international main authorities .For much more detailed facts,please make contact with us!

  • Stud Bolt M20

    Stud Bolt M20 manufacturer with years's experience, from China.We mainly provide Stud Bolt M20 with premium quality and competitive price tag.we've an expert Stud Bolt M20 item designers.Our item is through the national professional certification.

  • Grade 8 8 din933 carbon steel 307a bolt and nut 12mm

    Supplying most effective quality Grade 8 8 din933 carbon steel 307a bolt and nut 12mm goods,we are specialist manufacturer in China.Wining a lot of the important certifications of its industry,our Grade 8 8 din933 carbon steel 307a bolt and nut 12mm merchandise are finest sellers in the neighborhood and international industry. When you require far more info about our factory and product list,please click the button bellow to check for it.

  • Fin he nut with flange per din

    Our corporation mostly engaged and export Fin he nut with flange per din. we rely on sturdy technical force and constantly create sophisticated technology to meet the demand of Fin he nut with flange per din consumers. We are sincerely welcome close friends from different circles at residence and abroad come to cooperate!

  • Din571 He Head Leg Screw Bolt wood self tapping screws

    We are suppliers of all kind of Din571 He Head Leg Screw Bolt wood self tapping screws moved in market place for fantastic sales, we've Din571 He Head Leg Screw Bolt wood self tapping screws type and specification's which will suit our customer's satisfaction. We've also attached Din571 He Head Leg Screw Bolt wood self tapping screws samples and other of our requires with the above attached catalog sample.

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