Stainless Steel, Carbon Steel, Alloy Steel Manufacturer, Supplier in India, Check Price List
  • AN ISO 9001-2008 | 14001-2004 | OHSAS 18001-2007 | PED CERTIFIED 97/23/EC
Ratnam Steel

Hex Coupling Nut

Ratnam Steel is one of the leading Manufacturer of Hex Coupling Nut in india, we are award winning Supplier of Hex Coupling Nut in india, We are ISO Certified and best quality product Exporter of Hex Coupling Nut in india. Ratnam Steel is 4th Largest Stockist of Hex Coupling Nut in india. We are continuously expanding our product line as a Stockholder of Hex Coupling Nut in india and Trader of Hex Coupling Nut in india and provides our products to client in a combination of good grades, thickness, length, and surface finish. To fulfil Emerging customers need we Started working as a distributor and becomes largest Distributor of Hex Coupling Nut in india. 

WHAT WE DO ?

  • Hex Coupling Nut manufacturers in india
  • Hex Coupling Nut suppliers in india
  • Hex Coupling Nut exporters in india
  • Hex Coupling Nut distributors in india
  • Hex Coupling Nut traders in india
  • Hex Coupling Nut stockist in india
  • Hex Coupling Nut stockholder in india
  • Hex Coupling Nut wholesaler in india
  • Hex Coupling Nut importers in india
  • Hex Coupling Nut manufacturer in Mumbai, Maharashtra
  • Hex Coupling Nut manufacturers in Rajkot, Gujarat

Stock

Diameters: 1/2" - 1"
Origin: Domestic and import
Finish: Black and hot-dip galvanized
Grades: A563 (grades A and DH)

Available

Diameters: 1/2" - 6"
Origin: Domestic and import
Finish: Black and hot-dip galvanized
Grades: A563 (grades A, C, and DH), A194 grade 2H

 

Finished Hex Coupler Pattern

Finished Hex Coupler Pattern

Nominal Size F C H
Width Across Flats Width Across Corners Thickness
Basic Max Min Max Min Basic Max Min
1/2 3/4 .75 .736 .866 .839 1-1/2 1.51 1.49
5/8 15/16 .938 .922 1.083 1.051 1-7/8 1.89 1.86
3/4 1-1/8 1.125 1.088 1.299 1.240 2-1/4 2.27 2.22
7/8 1-5/16 1.312 1.269 1.516 1.447 2-5/8 2.65 2.60
1 1-1/2 1.500 1.450 1.732 1.653 3 3.03 2.97
1-1/8 1-11/16 1.688 1.631 1.949 1.859 3-3/8 3.40 3.34
1-1/4 1-7/8 1.875 1.812 2.165 2.066 3-3/4 3.78 3.71
1-3/8 2-1/16 2.062 1.994 2.382 2.273 4-1/8 4.16 4.09
1-1/2 2-1/4 2.250 2.175 2.598 2.480 4-1/2 4.54 4.46

 

Dimensions per IFI-128 2000 and ASME B18.2.2 page D-22

Heavy Hex Coupler Pattern

 

Heavy Hex Coupler Pattern

Nominal Size F C H
Width Across Flats Width Across Corners Thickness
Basic Max Min Max Min Basic Max Min
1-5/8 2-9/16 2.562 2.481 2.959 2.828 4-7/8 4.91 4.83
1-3/4 2-3/4 2.750 2.662 3.175 3.035 5-1/4 5.29 5.21
1-7/8 2-15/16 2.938 2.844 3.392 3.242 5-5/8 5.67 5.58
2 3-1/8 3.125 3.025 3.608 3.449 6 6.04 5.95
2-1/4 3-1/2 3.500 3.388 4.041 3.862 6-3/4 6.80 6.70
2-1/2 3-7/8 3.875 3.750 4.474 4.275 7-1/2 7.55 7.44
2-3/4 4-1/4 4.250 4.112 4.907 4.688 8-1/4 8.31 8.19
3 4-5/8 4.625 4.475 5.340 5.102 9 9.06 8.94
3-1/4 5 5.000 4.838 5.774 5.515 9-3/4 9.81 9.68
3-1/2 5-3/8 5.375 5.200 6.207 5.928 10-1/2 10.57 10.43
3-3/4 5-3/4 5.750 5.562 6.640 6.341 11-1/4 11.32 11.17
4 6-1/8 6.125 5.925 7.073 6.755 12 12.08 11.92
4-1/2 6-7/8 6.875 6.650 7.939 7.581 13-1/2 - -
5 7-5/8 7.625 7.375 8.805 8.408 15 - -

Dimensions per ASME B18.2.2 1987 (R 1999)
Note: Dimension may vary based on available raw material

Ready Stock

 

Surface Coatings

 

Mirror Buffed
Hot Dipped Galvanizing
Epoxy Coating
Electro Polished
Passivation
Teflon Coating
Oxidized
Zinc Plating
Chrome Plating


 

General Queries While Buying Coupling Nut

  • High rejection rate
  • No control on quality and testing
  • Non availability
  • Late deliveries
  • Poor packaging/ Unprofessional Packing
  • Poor after sales service
  • Supply of wrong grades
  • Material inconsistent with ASTM Standards
  • Very hard material for use
  • Poor surface finish
  • No Mill test report
  • Dubious Practices
  • Lack of knowledge
  • Product fails under high pressure
  • High pricing of the goods due to supplier commission

 

 

Products List