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Special Application Fasteners

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Techical Details

Type Available

  • Hexagonal, Square, Allen, knurled, Hexagonal Phillips, Hex Slotted, Phillips Washer Head, Mushroom Head, Washer Head, Hexagonal Button Head, Hexagonal Star Head, Sheet Metal Fasteners with washer assembly

Size

  • Cold Forming - M2 to M20 Dia with Lengths upto 150M long & similar in Inches 1/8” to ¾”.
  • Hot Forging - M6 to M30 Dia with Lengths upto 150M long & similar in Inches ¼” to 1”.
  • Turned Fasteners - M2 to M30 Dia with Lengths upto 150M long & similar in Inches.

Standard & Specification

  • Parts can be specially developed as per Client’s designs & application requirements.

General Techical Details

Material Grades Available

Brass

  • Free Machining Brass – CuZn36Pb3/C36000, CuZn39Pb3/CW614N, CuZn36Pb2As/CW602N (DZR Brass), Naval Brass, IS319 Grades & many more as per requirement.
  • Forging Brass – CuZn40Pb2/CW617N/C38000, CuZn39Pb1/C36500, CuZn39Pb2/C37700/CW612N, CuZn40Pb1Al/CW616N, CuZn40Pb2Sn/CW619N & many more as per requirement.
  • Lead Free Brass - CuZn37/C27200, CuZn40/C28000, CuZn35/C27000, CuZn38As/CW511L, CuZn33/CW506L, CuZn30/C26000 & many more as per requirement.

Material Grades Available

Copper & Copper alloys

  • Electrolytic Tough Pitch Copper (ETP) – C11000
  • Phosphorous Deoxidized Copper (DHP) – C12200
  • Phosphorous Low Residual Copper (DLP) – C12000
  • Oxygen free high conductivity Copper (OFHC)
  • Commercial Grade Copper
  • Phosphorous Bronze – Pb102/CuZn5 & others
  • Silicon Bronze – C65500, C65100 & others

Material Grades Available

Stainless Steel

  • SS304, SS304L, SS316, SS316L, SS303, SS201, SS202 & many more as per requirement.

Material Grades Available

Mild Steel

  • Cold Heading Steel - SAE1010 SAE10120 SAE1022 SAE1018 SAE1012 SAE1541 SAE1015 SAE1008 EN3A EN19 EN2C EN15 EN15A EN32B EN2A EN2B & Others as per requirement
  • Free Cutting Steel -SAE1137 SAE1213 SAE1214 SAE1146 EN15(AM) EN1A EN1APB EN8M & Others as per requirement.
  • High Tensile Grades - 8, 8.8, 10, 10.9, 12.9
  • MS Grades - 4.6, 4.8, 5.6, 6.8

Thread Types Available

  • Metric, UNC NPT LEFT THREADS, BSW, UNF NPTF, BA, BSP BSF

Standard and Specification

  • DIN, JIS, ISO, GB & Other Intl Standards

Types of Material Available

  • Brass, Copper, Phosphorous Bronze, Silicon Bronze, Stainless Steel, Mild Steel & Other Copper Alloys

Finishes Available

  • Electroplating - Nickle / Chromium / Tin / Silver / Gold /
    PVD Gold / Lead / Copper & others as required.
  • Zinc plating - Trivalent / Yellow / White / Blue / Green & others as required
  • Oxidising - Black / Green / etc. as per requirement- Black / Green / etc. as per requirement
  • Other Processes - Heat Treatment / Stress Relieving / Chemical Blacking / Shot blasting / Powder coating etc. As per requirement

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United Metaltech
United Metaltech