Ninthore Overseas is one of the Leading Manufacturer And Exporter of High Quality Alloy Steel GR 6 Washers , which are considered as an important entity to support mechanical parts. Owing to its robustness, accurate dimensions and longer service life, Alloy Steel Grade 6 Flat Washers are widely preferred by large numbers of clients. Alloy Steel Grade 6 Lock Washers are always supplied with the test certificates and can be supplied in bulk quantity as well as retail quantity as per customers’ requirements. From our wide range of products, we are offering a quality assured array of Alloy Steel Grade 6 Sealing Washers, which is designed under the direction of adept professionals using best quality factor inputs as per the set global norms.

We offer various plating and coatings, edge conditioning, special surface conditions, profiled foil, and multiple packaging options for Alloy Steel Grade 6 Split Washers to meet our customers’ requirements. Alloy Steel Grade 6 Slot Washers offers creep strength for thick sections for use in coal dissolver vessels, desulfurization vessels, and hydrocrackers.

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Engineered in accordance with the international standards, Alloy Steel Grade 6 Machine Washers are completely corrosion resistant, high in strength and offers long working life. Alloy Steel Grade 6 Star Washers are widely used in water treatment, oil, petrochemical, and other allied industries for numerous applications. Alloy Steel Grade 6 Spring Washers available in our company are customized in designs, sizes & shapes.
Alloy Steel GR 6 Washers Specifications
Specifications : ASTM A 194 ASME SA 194
Standard : IS, ASTM, BS and all International Standards
Length : 3 mm to 200 mm
Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Type : Flat Washer, Lock Washer, Sealing Washer, Split Washer, Slot Washer, Machine Washer, Star Washer SPRINGS – Wire Spring & Flat Spring.

GR 6 Alloy Steel Washers Chemical Composition

Alloy Steel GR 6 C Mn P S Si Ni Cr
0.15% 1.00% 0.04% 0.03% 1.00% 11.5-13.5%

Alloy Steel GR 6 Washers Application Industries

  • Off-Shore Oil Drilling Companies
  • Power Generation
  • Petrochemicals
  • Gas Processing
  • Specialty Chemicals
  • Pharmaceuticals
  • Pharmaceutical Equipment
  • Chemical Equipment
  • Sea Water Equipment
  • Heat Exchangers
  • Condensers
  • Pulp and Paper Industry

Alloy Steel GR 6 Washers Test Certificates

We at Ninthore Overseas provide Manufacturer TC (Test Certificate) in accordance to EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report. We also provide Standard certificates like EN 10204 3.1 and additional requirement like. NACE MR 01075. FERRIT CONTENT as per norms if requested by clients.

• EN 10204/3.1B,
• Raw Materials Certificate
• 100% Radiography Test Report
• Third Party Inspection Report, etc.

Material Testing

We at Ninthore Overseas ensure that all our materials go through strict quality tests before dispatching them to our clients.

• Mechanical Testing Such as Tensile of Area
• Hardness Test
• Chemical Analysis – Spectro Analysis
• Positive Material Identification – PMI Testing
• Flattening Test
• Micro and Macro Test
• Pitting Resistance Test
• Flaring Test
• Intergranular Corrosion (IGC) Test


• Commercial Invoice which includes HS Code
• Packing List including net weight and gross weight, number of boxes, Marks and Numbers
• Certificate of Origin legalized/attested by Chamber of Commerce or Embassy
• Fumigation Certificates
• Raw Material Test Reports
• Material Traceability Records
• Quality Assurance Plan (QAP)
• Heat Treatment Charts
• Test Certificates certifying NACE MR0103, NACE MR0175
• Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2
• Guarantee Letter
• NABL approved Laboratory Test Reports
• Welding Procedure Specification/Procedure Qualification Record, WPS/PQR
• Form A for the purposes of the Generalized System of Preferences (GSP)