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What We Do?

Ningbo Zhenhai HuaLong Fasteners Co.,Ltd Was Founded from Year of 2005, Specialized in Manufacturing Various High Strength Fasteners , Standard Pars and Special Items Per Clients , After Years of Development , Our Company now Covers an Area of 5,000 Square Meters with our Plant of 4,000 Square Meters.

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Product
  • A325 High Strength Heavy Tensile Hex Bolt Sets Black Hot Dipped Galvanized
    A325 High Strength Heavy Tensile Hex Bolt Sets Black Hot Dipped Galvanized

    ASTM A325 HEAVY HEX STRUCTURAL BOLTS TYPE 1 ITEM: STANDARD SPECIFICATION FOR STRUCTURAL BOLTS...

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  • A325M Heavy Hex Bolts Yellow Zinc Hot Dip Galvanize Grade 8s
    A325M Heavy Hex Bolts Yellow Zinc Hot Dip Galvanize Grade 8s

    ASTM A325M HEAVY HEX STRUCTURAL BOLTS TYPE 1 (METRIC) ITEM: STANDARD SPECIFICATION FOR...

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  • DIN933/ISO4017 Full Thread Hex Head Bolts Black Zinc Grade 8.8 10.9
    DIN933/ISO4017 Full Thread Hex Head Bolts Black Zinc Grade 8.8 10.9

    DIN933 EN ISO4017 CLASS 8.8 CLASS 10.9 SCREWS ITEM: HEXAGON HEAD SCREWS MATERIAL: MEDIUM CARBON...

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  • Metric Bolt Sizes SEA J429 UNF Grade 5 8 Black Zinc
    Metric Bolt Sizes SEA J429 UNF Grade 5 8 Black Zinc

    SAE J429 GRADE 5 GRADE 8 HEX BOLTS ITEM: MECHANICAL AND MATERIAL REQUIREMENTS FOR EXTERNALLY...

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  • DIN931/ISO4014 Half Thread Hex Bolts Black Zinc Dacromet Grade 8.8 10.9
    DIN931/ISO4014 Half Thread Hex Bolts Black Zinc Dacromet Grade 8.8 10.9

    DIMENSION: DIN931 AND EN ISO4014 HEX BOLTS FINISHING: BLACK ZINC PLATED YELLOW ZINC PLATED HOT...

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  • A490 High Strength Heavy Hex Bolts Half Thread Dacromet
    A490 High Strength Heavy Hex Bolts Half Thread Dacromet

    ASTM A490 HEAVY HEX BOLTS ITEM: STANDARD SPECIFICATION FOR STRUCTURAL BOLTS, ALLOY STEEL,HEAT...

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  • DIN6914 High Strength HV Heavy Hex Bolts Black
    DIN6914 High Strength HV Heavy Hex Bolts Black

    DIN6914 DIN EN 14399-4 CLASS 10.9 HV HIGH-STRENGTH STRUCTURAL BOLTING ITEM: HIGH-STRENGTH...

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  • High Strength Wheel Bolt Yellow Zinc Grade 12.9
    High Strength Wheel Bolt Yellow Zinc Grade 12.9

    DIMENSION: high strength wheel bolt yellow zinc grade 12.9 FINISHING: BLACK ZINC PLATED YELLOW...

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Hot Products
News
Application Of High Strength Heavy Hex Bolts 13 Mar,2018 High Strength Heavy Hex Bolts are the most widely used class of bolts. Grade A and Grade B high-strength hexagon bolts a Read More
Hot-dip Galvanized Hexagonal Bolt Manufacturing... 09 Feb,2018 Hot-dip galvanized hex bolts are bolts that have been hot-dip galvanized and thus provide greater corrosion protection, Read More