Gold Member Since 2014
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Ningbo Transhow Screw Factory

Large Flange Head Screw, Big Flange Head Bolt, China Flange Screw manufacturer / supplier in China, offering Stainless Steel Large Flange Head Screw, Ruspert Finished Ss304 Hex Flange Head Self Tapping Screws, Yellow Zinc Galvanized T Head Bolt and so on.

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Stainless Steel Large Flange Head Screw

FOB Price: US $0.22 / Piece
Min. Order: 50,000 Pieces
Min. Order FOB Price
50,000 Pieces US $0.22/ Piece
Get Latest Price
Production Capacity: 500 Ton Per Month for Various Sizes
Transport Package: 100 Units in One Pack or Bulk Packed in Carton
Payment Terms: L/C, T/T, D/P, Western Union

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Basic Info
  • Model NO.: 7/16x1.1/2 inch
  • Type: Hexagon Head With Flange
  • Head Style: Smooth Flanged
  • Grade: 8.8
  • Hex Size: ANSI B18.2.1
  • Color: Grey
  • Thread Length: 3/8 Inch
  • Specification: 1/4 up to 1 inch
  • HS Code: 731815
  • Material: High Strength Steel
  • Connection: Common Bolt
  • Standard: DIN, ANSI, GB, JIS, BSW, GOST
  • Finish: Ruspert
  • Flange Diameter: Ifi100
  • Thread Size: 1/2-13
  • Trademark: TS
  • Origin: Ningbo China
Product Description
Large Flange Head Screw
18-8 Stainless Steel
Grade A2-70

Size 7/16x1.1/2 inch
ANSI B18.2.1 Standard specifications
ASTM SAE J429 grade 2, 8 optional
Serrated flange or smooth flange options
Surface Treatment: Ruspert Coating or Dacromet
Other standard specifications available!
More information, please contact hexbolts. Cn


Hex flange bolt is a one-piece forged bolt with a hex washer head. The washer head always in 2 types, serrated flange and smooth flange, the so called flat bearing surface. Hex flange bolts always made by medium carbon steel, alloy steel and stainless steel.
Metric series carbon steel hex flange bolts generally supplied in class 8.8, class 10.9 and class 12.9 as perDIN6921 and ISO standard. Surface treatment could be in black oxide, galvanizing, dacromate. Stainless steel hex flanged bolts also available in SS304 and SS316, Class A2-70 and A4-80.
Inch series as per ANSI B18.2.1 dimensions always supplied in Grade 5 and Grade 8 according to SAE standard in carbon steel and alloy steel. 18-8 stainless steel hex flanged screws also available.
Bolt Head Hex Round Mushroom Square OVAL CSK
Material Carbon Steel Stainless Steel Alloy Steel Brass Copper Bronze Aluminium
Grade/Metric 4.8 6.8 8.8 10.9 12.9    
Grade/ANSI A307-A A307-B A307-C J429 Gr 2 J429 Gr 5 J429 Gr 8 J429 Gr8.2
Standards DIN ISO GB ANSI JIS BS UNI
Threads UNC UNF 2A 3A T threads Left Thread ISO
Steel Grade C1035 C1045 C1020 C1010 Q235 A3 Q195
Surface Plain Black Zinc YZP Dacromet Ruspert Nickle
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