We always concentrate our attention on the research and development, production and sales of the carriage bolt, black oxide carriage bolts, Carriage Bolts Din603, we warmly welcome our customers from home and abroad to visit us! Since we use standard assembly line production equipment, our black oxide carriage bolts is more formal, reliable in quality and inexpensive. Enterprises should follow the laws of market economy and their own development, conform to the general trend, grasp the overall situation, keep the original intention and undertake the mission. At present, we have formed several leading industries with outstanding competitive advantages and leading positions, and become a strong technical support force in our fields. Our team is committed to providing personalized service and customized solutions to meet our customers' unique requirements. Our company has always maintained a market-oriented philosophy, constantly improving in response to market changes, taking advantage of our strengths and creating better quality products as well as efficient management strategies. We ensure that our company remains dynamic and competitive, and at the forefront of industry advancement. Customer satisfaction comes from the dedicated service of all employees, while striving to pursue customer satisfaction, we also pay attention to the satisfaction of internal employees. The company always adheres to the development strategy of "enterprise development, culture navigation".
  • Step Bolts

    Step Bolts

    Product: roof head square neck bolts din603
    Standard: ASME/ANSI B 18.5 - 2008
    Raw material: Q235,10B21 10B33 35K 45K 40CR,etc.
    Surface: zinc plated,black oxide,H.D.G,etc....

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  • L J TYPE ANCHOR BOLTS

    L J TYPE ANCHOR BOLTS

    Product:ANCHOR BOLTS NONSTANBDARD TYPE
    Raw material:C1008/1010 C1035 C1045
    Surface: HOT DIP GALVANIZED
    Specification Range:M6-M30
    Property GR.:4.8-10.9

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  • N TYPE BOLTS FULL BODY SIZE

    N TYPE BOLTS FULL BODY SIZE

    Product: N BOLTS
    Standard: ASME B 18.31.5 IFI136
    Raw material: Q235,10B21 10B33 35K 45K 40CR,etc.
    Surface: zinc plated,black oxide,H.D.G,etc.
    Specification Range:...

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  • Cup Head Socket Screws

    Cup Head Socket Screws

    Product: Cup head socket screws , socket head cap screws
    Standard: GB/T 70 iso 4762 ASME/ANSI B 18.3
    Raw material: Q235,10B21 10B33 35K 45K 40CR,35CRMO etc.
    Surface:...

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  • DIN6914 HEAVY HEX Bolts

    DIN6914 HEAVY HEX Bolts

    Product: STEEL STRUCTURE BOLTS
    Standard: DIN6914/EN14399-4
    Material:40CR, 35CRMO, 42CRMO, alloy structural steel
    Surface: black oxide, H.D.G, Dacromet, Phosphated...

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  • Din580 DIN 444

    Din580 DIN 444

    Product: EYE BOLTS
    Standard: DIN580 DIN444
    Raw material: Q 235 SWRCH35K 10B21 10B33 SWRCH45K,40CR,42CRMO,SS204 SS316 etc.
    Surface: zinc plated,H.D.G,etc.
    Specification...

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  • Din931 Din933 Hex Bolts

    Din931 Din933 Hex Bolts

    Product: HEX BOLTS
    Standard: DIN931 DIN933
    Raw material: Q 235 SWRCH35K 10B21 10B33 SWRCH45K,40CR,42CRMO,SS204 SS316 etc.
    Surface: Plain,zinc plated,black oxide,H.D.G,etc....

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  • Din 6921 Hex Flange Bolt

    Din 6921 Hex Flange Bolt

    Product:HEX FLANGE BOLTS
    Standard: DIN6921 ISO4162 EN1665
    Raw material: Q235,35K, 45K 40Cr, 35CrMo, 42CrMo stainless steel (304/A2, 316/A4), etc.
    Surface: Plain,zinc...

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  • Hex Socket Cap Screws Din912

    Hex Socket Cap Screws Din912

    Product: Hex socket cap screws , socket head cap screws
    Standard: din912 iso 4762 ASTM449
    Raw material: Q235,10B21 10B33 35K 45K 40CR,etc.
    Surface: Plain,zinc plated,black...

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  • Carriage Bolts Din603

    Carriage Bolts Din603

    Product: round head square neck bolts din603
    Standard: din603
    Raw material: Q235,10B21 10B33 35K 45K 40CR,etc.
    Surface: Plain,zinc plated,black oxide,H.D.G,etc....

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  • Non Standard Bolts

    Non Standard Bolts

    Product: Non Standard Bolts (Customized Bolts)
    Custom Standards: Tailored to customer drawings, samples, technical specifications (can be based on modified DIN/ANSI/ISO/JIS/GB...

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  • Industrial Square Head Bolts

    Industrial Square Head Bolts

    Product: square head bolts for industrial, construction, and mechanical fastening
    Standard: ASME B18.2.1, DIN 558, ISO 4017 (customizable to regional standards)
    Raw Material: Carbon...

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Brian Smith star star star star star
The product is of good quality and shipped very fast, I have repurchased it many times.
Jason Johnson star star star star star
The products we bought this time are really great, and the company adopts a brand-new processing technology, so the details of the products made are exquisite.
Thelma Billings star star star star star
They continue to develop new technologies and products on the basis of realizing large-scale production. We are fortunate to work with such an internationally competitive technology company.
Susan Hargett star star star star star
The customer service of this company is very careful and thoughtful, and can answer every question of customers very well. What's more, their after-sales service is very good.
Christopher Pabst star star star star star
The company has been taking all kinds of effective methods and measures to establish long-term, stable and firm cooperative relations with customers. As one of its partners, I can safely say that
Harrison Neese star star star star star
Your delivery was very fast and there were no corners cut, the product has quality assurance, our boss is very satisfied with this cooperation.
Amazon.com: Black Oxide Carriage Bolts...

$28.44 (4 new offers) 3/8"-16 x 2 1/2" (FT) Coarse Thread Grade 5 Carriage Bolt Medium Carbon Steel Black Oxide Pk 50 7 $7326 Get it Thu, Oct 13 - Tue, Oct 18 FREE Shipping 1/4"-20 x 2" (FT)...

Carriage Bolts | Steel / Black Oxide / Full Thread - Fastener …...

Carriage Bolts come in standard and ribbed neck styles, in steel, grades 5 & 8 & in 18-8 stainless steel. Galvanized and black oxide finishes are also available. Carriage bolts feature round...

Carriage Bolts - Blacksmith Bolt...

Modern Carriage Bolts in sizes from #6-32 x 1-1/8" to 3/4" x 24". We do not stock all sizes. Modern Carriage Bolts have Full Threads (up to 6" long, then a TL = 6" and a reduced shank beyond the...

Amazon.com: black carriage bolts...

1/4"-20 x 1 1/4" (FT) Coarse Thread Grade 5 Carriage Bolt Medium Carbon Steel Black Oxide Pk 50 17 $3006 - $39612 3/8"-16 x 4 1/2" (FT) Coarse Thread Grade 5 Carriage Bolt Medium Carbon Steel Black...

Black Oxide Carriage Bolts & Step Bolts - Grainger Industrial Supply...

They come in a black oxide finish, which is corrosion resistant in dry environments, or are zinc-plated for corrosion resistance in wet environments. These carriage bolts can also be hot-dipped...

Carriage Bolts | McMaster-Carr...

High-Strength Grade 8 SteelSquare-Neck Carriage Bolts. Made from Grade 8 steel, these bolts can be used in high-stress applications, such as valves, pumps, motors, and automotive suspension systems....

Our Serrated Hex Flange Nuts, Prevailing Torque lock nuts type NE has won domestic and overseas markets with its high-end configuration, exquisite workmanship, and moderate price. The highly automated production line complies with industry production standards and can guarantee product quality. Our products have therefore become the most cost-effective choice in the industry. As one of the most experienced black oxide carriage bolts manufacturers and suppliers in China, we also support customized service. Please feel free to buy bulk high-grade black oxide carriage bolts made in China here from our factory. For quotation and price list, contact us now.

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