China Bolts Manufacturers Suppliers Company & Products

Socket Head Cap Screw

$1.2

Corrosion Resistance: Low to High (depends on coating)

Hardness: HRC 32-39

Head Style: Cylindrical Head with Internal Hex Socket

Length Range: 10mm to 150mm

Diameter Range: M4 to M20

Origin: China

Drive Type: Internal Hex Drive

Thread Type: Fully Threaded

Wuxi Xinyuzhou Standard Parts Co., Ltd

Wuxi, Jiangsu, China

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Expansion Bolt

$2.5

Hardness: HRB 70-100

Head Style: Hex Head or Round Head

Length Range: 50mm to 200mm

Diameter Range: M8 to M16

Origin: China

Drive Type: External Hex Drive

Thread Type: Partially Threaded

Surface Finish: Hot-Dip Galvanized or Electroplated Zinc

Wuxi Xinyuzhou Standard Parts Co., Ltd

Wuxi, Jiangsu, China

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Hex Head Bolt (Grade 8.8)

$1.2~50

Head Style: Hex head

Diameter Range: M4 to M20

Origin: China

Thread Type: Standard metric coarse thread

Surface Finish: Zinc plated or Dacromet

Strength Grade: Grade 8.8

Material: Medium Carbon Steel

Wuxi Xinyuzhou Standard Parts Co., Ltd

Wuxi, Jiangsu, China

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A2-70 Stainless Steel Socket Head Cap Screw

$0.85

Surface Finish: Passivation

Origin: China

Thread Type: Full Thread

Surface Finish: Passivation

Tensile Strength: ≥700MPa

Strength Grade: A2-70

Material: 304 Stainless Steel

Standard: ISO 4762

Wuxi Xinyuzhou Standard Parts Co., Ltd

Wuxi, Jiangsu, China

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L-Shaped Foundation Bolt

$1.5

Surface Finish: Hot-Dip Galvanized

Origin: China

Surface Finish: Hot-Dip Galvanized

Strength Grade: 4.8

Material: Q235B Carbon Steel

Standard: GB/T 799

Wuxi Xinyuzhou Standard Parts Co., Ltd

Wuxi, Jiangsu, China

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Chemical Anchor Kit

$4.5

Surface Finish: Zinc Plated

Origin: China

Surface Finish: Zinc Plated

Material: Grade 5.8 Carbon Steel

Standard: ETA

Wuxi Xinyuzhou Standard Parts Co., Ltd

Wuxi, Jiangsu, China

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Anti-Lock Hex Head PV Anti-Vibration Mounting Bolts

$0.45

Surface Finish: Black Oxide + Nylon Coating

Corrosion Resistance: Passed 300-hour Salt Spray Test

Hardness: HRC 35-40

Head Style: Flange Hex Head

Length Range: 40mm to 180mm

Diameter Range: M8 to M16

Drive Type: Hex Socket Drive

Thread Type: Self-Locking Metric Thread

Handan Hongdefa Fastener Manufacturing Co., Ltd

Handan, Hebei, China

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Extra-Long Heavy-Duty Solar PV Support Bolts

$0.22

Surface Finish: Hot Dip Galvanized

Corrosion Resistance: Passed 500-hour Salt Spray Test

Hardness: HRC 28-32

Head Style: Heavy Hex Head

Length Range: 150mm to 300mm

Diameter Range: M10 to M20

Drive Type: Hex Socket Drive

Thread Type: Coarse Metric Thread

Handan Hongdefa Fastener Manufacturing Co., Ltd

Handan, Hebei, China

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Hex Socket Flange Head Photovoltaic Clamp Bolt

$0.18

Surface Finish: Color Zinc Plated

Corrosion Resistance: 500+ Hours Salt Spray Test

Hardness: HRC 33-38

Head Style: Flanged Hex Socket Head

Length Range: 25mm-60mm

Diameter Range: 10mm-12mm

Drive Type: Hexagon Socket

Thread Type: Metric Fine Thread (M10-M12)

Handan Hongdefa Fastener Manufacturing Co., Ltd

Handan, Hebei, China

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High Strength Alloy Steel Photovoltaic Tracking System Bolt

$0.42

Surface Finish: Dacromet Coated

Corrosion Resistance: 1500+ Hours Salt Spray Test

Hardness: HRC 38-44

Head Style: External Hex Head

Length Range: 30mm-150mm

Diameter Range: 12mm-16mm

Drive Type: External Hex

Thread Type: Metric Coarse Thread (M12-M16)

Handan Hongdefa Fastener Manufacturing Co., Ltd

Handan, Hebei, China

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