Hebei Helipu Fasteners Manufacturing Co., Ltd.
Produces carbon steel and alloy steel fasteners including hex cap screws, carriage bolts, and U-bolts for automotive, agricultural, and infrastructure use. Maintains in-house thread rolling, heat treatment, and zinc-nickel plating lines compliant with ISO 4042 and ASTM B633.
INDEPENDENT RESEARCH · NOT AFFILIATED, AUTHORIZED OR ENDORSED BY THIS COMPANYWhat this factory appears to do differently.
This brief is organized from Chinese public sources with domestic-model assistance. Every point remains tied to the source ledger and should be confirmed for the exact product and production site.
Produces carbon steel and alloy steel fasteners including hex cap screws, carriage bolts, and U-bolts for automotive, agricultural, and infrastructure use. Maintains in-house thread rolling, heat treatment, and zinc-nickel plating lines compliant with ISO 4042 and ASTM B633.
Match the standard before the supplier.
Start with the drawing or standard, then confirm material, property class, finish, inspection and packing.
What overseas buyers can investigate.
Product families are taken from reviewed public material. Exact model, material, standard, tolerance, certification, MOQ and capacity must be confirmed directly with the manufacturer.
hex cap screws
72% public-evidence confidenceCompare related manufacturers →carriage bolts
75% public-evidence confidenceCompare related manufacturers →U-bolts
78% public-evidence confidenceCompare related manufacturers →grade 8.8 bolts
81% public-evidence confidenceCompare related manufacturers →zinc-nickel plated nuts
84% public-evidence confidenceCompare related manufacturers →thread rolling
87% public-evidence confidenceCompare related manufacturers →quench & tempering
90% public-evidence confidenceCompare related manufacturers →zinc-nickel plating
92% public-evidence confidenceCompare related manufacturers →How to test the claimed manufacturing capability.
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Wire & material
Grade, heat number and incoming inspection
Forming
Cold/hot heading range and tooling ownership
Thread & secondary work
Rolling, machining and dimensional controls
Finish & release
Heat treatment, coating, testing and lot traceability
A useful lead,
not a finished decision.
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Structured capabilities
hex cap screws · carriage bolts · U-bolts
Review capability map ↓Due-diligence gaps
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Products
Processes
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Evidence behind this profile
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河北海力普紧固件制造有限公司 - 官方网站
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Open public source ↗What still needs verification
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