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Extra Large Plain Washer GB/T 5287 – C Grade for Heavy-Duty Applications

Extra Large Plain Washer GB/T 5287 – C Grade for Heavy-Duty Applications

Markenbezeichnung: YONGBIAO
Modellnummer: Schraube mit Kreuzklemmen
MOQ: 50000
Preis: Negontiation
Verpackungsdetails: Kunststoffbeutel / Papierbox
Zahlungsbedingungen: T/T
Einzelheiten
Herkunftsort:
China
Zertifizierung:
ISO 9001
Beenden:
Verzinkt
Probe:
Kostenlose Muster
Verwendung:
Für die Verbindung von Metall zu Metall
Messsystem:
Zoll, Metrik
Standard:
LÄRM, ANSI, GB, JIS, BSW, GOST
Verbindung:
Normschraube
Qualität:
100 % Inspektion
Versorgungsmaterial-Fähigkeit:
500 Tonnen/Monat
Hervorheben:

Extra Large Plain Washer GB/T 5287

,

C Grade Heavy-Duty Washer

,

Stainless Steel Plain Washer

Produkt-Beschreibung
Extra Large Plain Washer GB/T 5287 – C Grade for Heavy-Duty Applications
The GB5287 Extra Large Flat Washer (also known as Plain Washer - Extra Large Series - Product Grade C) is a high-quality fastener component manufactured in strict accordance with Chinese National Standard GB/T 5287-2002 (equivalent to ISO 7094:2000). This standard specifies plain washers with nominal sizes (thread major diameters) ranging from 5mm to 36mm, featuring an extra large series design, 100HV hardness grade, and Product Grade C classification.
Technical diagram of GB5287 extra large flat washer showing dimensions and specifications Cross-sectional view of GB5287 extra large flat washer illustrating load distribution
Key Features
  • Extra Large Outer Diameter: Significantly larger outside diameter compared to standard flat washers, providing a larger bearing surface to effectively distribute load and prevent damage to the fastened structure
  • High Hardness (100HV): Manufactured to 100HV hardness grade, ensuring excellent strength and durability under heavy loads
  • Versatile Material Options: Available in carbon steel, stainless steel (304/316), and alloy steel to meet different environmental and strength requirements
  • Multiple Surface Finishes: Options include plain, zinc plated, black oxide, phosphate, hot-dip galvanized, and Dacromet coatings for enhanced corrosion resistance
Technical Specifications
Measurement System INCH, Metric
Standard DIN, ANSI, GB, JIS, BSW, GOST
Process Cold Forging
Finish Zinc Plated
Load Capacity Medium Duty
Usage For Fastening Metal To Metal
HS Code 7318151001
Customization Services
We offer comprehensive OEM and ODM services to meet your specific requirements:
  • Custom head styles, drive types (Phillips H / Pozidriv Z), and thread designs
  • Special lengths, diameters, and tolerances
  • Specific material grades and surface finishes
  • Custom packaging with your branding (labels, boxes, bags, blister packs)
  • Logo engraving on screw heads
Why Choose Us
  • Professional fastener manufacturer with over 10 years of export experience
  • Advanced automatic cold heading and thread rolling equipment ensuring consistent quality and fast delivery
  • Strict quality control system from raw material sourcing to finished product
  • Competitive factory-direct pricing with no middlemen
  • Responsive customer service and technical support
  • Flexible MOQ to accommodate both trial orders and bulk shipments
Product Images
Various specifications of cross recessed raised countersunk head screws packaged in organized containers Cross recessed raised countersunk head screws in different sizes and finishes displayed together for comparison Industrial packaging of cross recessed raised countersunk head screws ready for shipment and distribution
Packaging Options
Bolts are packed in neutral packaging boxes with standard quantities arranged in small cartons. Custom packaging configurations are available upon request. Small cartons are consolidated into larger master cartons for secure transportation. Palletized units are wrapped with waterproof film and reinforced with packaging straps, with custom shipping marks available.
Packaging Images
Cross recessed raised countersunk head screws in industrial packaging boxes showing organized storage Bulk packaging of cross recessed raised countersunk head screws in secure cartons for shipping Custom packaging solutions for cross recessed raised countersunk head screws with branding options Palletized cross recessed raised countersunk head screw shipment with waterproof wrapping for protection Final packaged cross recessed raised countersunk head screws ready for shipment and delivery
Contact Us
Guter Preis  Online

Einzelheiten Zu Den Produkten

Haus > Produits >
Edelstahlschraube
>
Extra Large Plain Washer GB/T 5287 – C Grade for Heavy-Duty Applications

Extra Large Plain Washer GB/T 5287 – C Grade for Heavy-Duty Applications

Markenbezeichnung: YONGBIAO
Modellnummer: Schraube mit Kreuzklemmen
MOQ: 50000
Preis: Negontiation
Verpackungsdetails: Kunststoffbeutel / Papierbox
Zahlungsbedingungen: T/T
Einzelheiten
Herkunftsort:
China
Markenname:
YONGBIAO
Zertifizierung:
ISO 9001
Modellnummer:
Schraube mit Kreuzklemmen
Beenden:
Verzinkt
Probe:
Kostenlose Muster
Verwendung:
Für die Verbindung von Metall zu Metall
Messsystem:
Zoll, Metrik
Standard:
LÄRM, ANSI, GB, JIS, BSW, GOST
Verbindung:
Normschraube
Qualität:
100 % Inspektion
Min Bestellmenge:
50000
Preis:
Negontiation
Verpackung Informationen:
Kunststoffbeutel / Papierbox
Lieferzeit:
7-25 Tage
Zahlungsbedingungen:
T/T
Versorgungsmaterial-Fähigkeit:
500 Tonnen/Monat
Hervorheben:

Extra Large Plain Washer GB/T 5287

,

C Grade Heavy-Duty Washer

,

Stainless Steel Plain Washer

Produkt-Beschreibung
Extra Large Plain Washer GB/T 5287 – C Grade for Heavy-Duty Applications
The GB5287 Extra Large Flat Washer (also known as Plain Washer - Extra Large Series - Product Grade C) is a high-quality fastener component manufactured in strict accordance with Chinese National Standard GB/T 5287-2002 (equivalent to ISO 7094:2000). This standard specifies plain washers with nominal sizes (thread major diameters) ranging from 5mm to 36mm, featuring an extra large series design, 100HV hardness grade, and Product Grade C classification.
Technical diagram of GB5287 extra large flat washer showing dimensions and specifications Cross-sectional view of GB5287 extra large flat washer illustrating load distribution
Key Features
  • Extra Large Outer Diameter: Significantly larger outside diameter compared to standard flat washers, providing a larger bearing surface to effectively distribute load and prevent damage to the fastened structure
  • High Hardness (100HV): Manufactured to 100HV hardness grade, ensuring excellent strength and durability under heavy loads
  • Versatile Material Options: Available in carbon steel, stainless steel (304/316), and alloy steel to meet different environmental and strength requirements
  • Multiple Surface Finishes: Options include plain, zinc plated, black oxide, phosphate, hot-dip galvanized, and Dacromet coatings for enhanced corrosion resistance
Technical Specifications
Measurement System INCH, Metric
Standard DIN, ANSI, GB, JIS, BSW, GOST
Process Cold Forging
Finish Zinc Plated
Load Capacity Medium Duty
Usage For Fastening Metal To Metal
HS Code 7318151001
Customization Services
We offer comprehensive OEM and ODM services to meet your specific requirements:
  • Custom head styles, drive types (Phillips H / Pozidriv Z), and thread designs
  • Special lengths, diameters, and tolerances
  • Specific material grades and surface finishes
  • Custom packaging with your branding (labels, boxes, bags, blister packs)
  • Logo engraving on screw heads
Why Choose Us
  • Professional fastener manufacturer with over 10 years of export experience
  • Advanced automatic cold heading and thread rolling equipment ensuring consistent quality and fast delivery
  • Strict quality control system from raw material sourcing to finished product
  • Competitive factory-direct pricing with no middlemen
  • Responsive customer service and technical support
  • Flexible MOQ to accommodate both trial orders and bulk shipments
Product Images
Various specifications of cross recessed raised countersunk head screws packaged in organized containers Cross recessed raised countersunk head screws in different sizes and finishes displayed together for comparison Industrial packaging of cross recessed raised countersunk head screws ready for shipment and distribution
Packaging Options
Bolts are packed in neutral packaging boxes with standard quantities arranged in small cartons. Custom packaging configurations are available upon request. Small cartons are consolidated into larger master cartons for secure transportation. Palletized units are wrapped with waterproof film and reinforced with packaging straps, with custom shipping marks available.
Packaging Images
Cross recessed raised countersunk head screws in industrial packaging boxes showing organized storage Bulk packaging of cross recessed raised countersunk head screws in secure cartons for shipping Custom packaging solutions for cross recessed raised countersunk head screws with branding options Palletized cross recessed raised countersunk head screw shipment with waterproof wrapping for protection Final packaged cross recessed raised countersunk head screws ready for shipment and delivery
Contact Us