
PRODUCT FAMILY
Bolts Manufacturer and Supplier in China
JC Fasteners supplies bolt products for construction, machinery and project sourcing. We review the specified standard, dimensions, material, finish and packing before quotation so the product can be matched to the intended requirement.
INCLUDED SUBCATEGORIES
Find the fastening type you need.
COMMON STANDARDS
- • DIN 931 and DIN 933
- • DIN 603
- • DIN 6921
- • ASTM A307
- • ASTM A325
- • ASTM F3125 Grade A490 where specified
MATERIALS & FINISHES
Materials
- • Carbon steel
- • Alloy steel
- • Project-specified steel, subject to grade and bending requirements
Surface finishes
- • Zinc plated
- • Black oxide
- • Finish subject to the ordered material and service conditions
APPLICATIONS
RELATED PRODUCTS
Available product options
Specifications, availability and suitability are confirmed against order requirements.

HEX BOLTS
DIN 933 Hex Bolts / Hex Head Screws
Fully threaded hex head fasteners for bolted assemblies using matching nuts or tapped components.
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HEX BOLTS
DIN 931 Hex Bolts
Partially threaded hex bolts for joints where the shank and threaded section must match the grip length.
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CARRIAGE BOLTS
DIN 603 Carriage Bolts
Round head square neck carriage bolts for assemblies with a compatible square-neck seat.
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STRUCTURAL BOLTS
ASTM A325 Structural Bolts
Structural bolts identified by the A325 designation for steelwork enquiries requiring project-specific verification.
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HEX BOLTS
ISO 8765 Fine Pitch Hex Bolts
Fine pitch hex bolts with a shank for machinery joints requiring a defined fine-thread specification.
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HEX BOLTS
ISO 8676 Fine Pitch Fully Threaded Hex Screws
Fully threaded fine pitch hex screws for assemblies with a specified matching internal thread.
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FLANGE BOLTS
DIN 6921 Hex Flange Bolts
Hex flange bolts with an integral bearing face for machinery and bracket assemblies.
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FLANGE BOLTS
ISO 4162 Small Series Hex Flange Bolts
Small-series hex flange bolts for joints requiring the ISO 4162 head and flange envelope.
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HEX BOLTS
ASTM A307 Grade B Heavy Hex Bolts
Grade B heavy hex bolts for specified cast-iron flange joints and related piping assemblies.
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STRUCTURAL BOLTS
ASTM F3125 Grade A490 Heavy Hex Structural Bolts
A490 heavy hex structural bolts for engineered steel connections with matched assembly requirements.
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U-BOLTS
Round Bend U-Bolts
Round-bend U-bolts for shaped supports, specified by leg spacing, bend geometry and thread length.
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U-BOLTS
Square Bend U-Bolts
Square-bend U-bolts for shaped supports, specified by leg spacing, bend geometry and thread length.
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FOUNDATION BOLTS
L-Shaped Foundation Anchor Bolts
L-shaped cast-in anchor bolts for concrete foundations, with geometry defined by the project drawing.
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FOUNDATION BOLTS
J-Shaped Foundation Anchor Bolts
J-shaped cast-in anchor bolts for concrete foundations, with geometry defined by the project drawing.
Product details →FAQ
Can bolts be supplied to a requested standard?
Availability is reviewed against the requested standard, grade, dimensions and order requirements before quotation.
Are U-bolts and foundation bolts available to drawing?
Bending dimensions and material requirements can be reviewed against an agreed drawing or specification.
