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317L Round Bar

Manufacturer of ASTM A193 904L Machine Washer, 904L Star Washer Exporter, UNS N08904 Wire Spring, WERKSTOFF NR. 1.4539 Flat Spring Manufacturer in India.

904L Flat Washer, 904L Conical Washer, 904L Lock Washer, 904L Steel Sealing Washer, ASTM A193 Split Washer, Austenitic 904L Slot Washer Suppliers and Exporters.

Detailed Information:

One of the most trusted stockiest traders of Alloy 904L Fasteners (Washers) is RatnaExporter.com, which is similar to Alloy 904 but more robust and complex. By hardening 904L flat washers through heat treatment, metal fabricators can benefit from good elasticity and excellent polishability. 

To determine if the required resistance is achieved in the chosen media, 904L Lock Washer could save actual cost compared to higher-cost alloys. In chemicals containing chlorides and sulphuric, phosphoric, and nitric acids, 904L Sealing Washer has excellent resistance to corrosion, pitting, and crevice corrosion. 

In addition to niobium, 904L Split Washers contain zinc for stabilization against sensitization and intergranular corrosion, which only occurs once temperatures fall below 90 degrees Fahrenheit. With restricted carbon plus columbium stabilization, 904L Slot Washers can be used in corrosive environments, generally without heat treatment after welding.

Despite its design for sulphuric acid-related industries, 904L Spring Washers are widely used in chemical processing. As it contains characteristics of both stainless and nickel, 904L Machine Washers fall somewhere between the two categories. In addition to providing 904L Star Washers for a wide range of applications, we can assist you in determining what amount you need.

904L Washer Specifications

Specifications : ASTM A193 ASME SA193
Standard : DIN, ASTM, BS, and all International Standards
Length : M02 to M33
Size : 3 mm to 200 mm
Type : Flat Washer, Lock Washer, Sealing Washer, Split Washer, Slot Washer, Machine Washer, Star Washer SPRINGS – Wire Spring & Flat Spring

 

904L Washers Chemical Composition

Grade

C

Mn

Si

P

S

Cr

MO

Ni

Cu

904L

min.

19.0

4.0-5.0

23.0

1.0

Max.

0.20

2.0

1.0

0.045

0.035

23.0

28.0

2.0

904L Washer Mechanical Properties

Grade

Tensile Strength (MPa) min

Yield Strength 0.2% Proof (MPa) min

Elongation (% in 50mm) min

Hardness

Rockwell B (HR B) max

Brinell (HB) max

446

490

220

35

70-90 typical

Equivalent Grades for 904L Washer

STANDARD

WERKSTOFF NR.

UNS

JIS

BS

KS

AFNOR

EN

904L

1.4539

N08904

SUS 904L

904S13

STS 317J5L

Z2 NCDU 25-20

X1NiCrMoCu25-20-5

 

Other Types Of 904l Washers

904L Washers

904L Washer

904L Flat Washers

904L Punched Washer Supplier

904L Machined Washers Exporter

904L Round Washer

904L Square Washers

904L Dock Washer Exporter

904L Customized Washer Supplier

904L Fender Washers Distributor

904L Tab Washers Supplier

904L Plain / Flat Washer

904L Punched Washer

904L Machined Washers Manufacturer

904L Round Washers

ISO Certified 904L Square Washers

ASTM / ASME – A/ SA 674 / 674 Square Washer

904L Spring Washers Manufacturer

904L Lock Washer

UNS N08904 Spherical Washer

904L Countersunk Washers Exporter

904L Tooth Lock Washer Stockist

904L Split /Lock Washer

904L Hexagonal Washer

 

904L Flat Washer Dimensions Chart :

Size Table

USS

SAE

Inside Diameter (I.D.) Of

(A)

Outside Diameter (O.D.) Of

(B)

Thickness Of

(C)

I.D. Of

(A)

O.D. Of

(B)

Thickness Of

(C)

#2

3/32″

1/4″

0.020″

#4

1/8″

5/16″

0.032″

#6

5/32″

3/8″

0.049″

#8

3/16″

7/16″

0.049″

904L Washer Sizes :

Washer Size

Inner Dia,

Basic [in]

Primary Diameter [in]

Outer Dia,

Basic [in]

Series

Washer Thickness,

Basic [in]

#0

0.078

0.0600

0.188

0.020

#2

0.094

0.0860

0.250

0.020

#4

0.125

0.1120

0.312

0.032

#6

0.156

0.1380

0.375

0.049

#8

0.188

0.1640

0.438

0.049

#10

0.219

0.1900

0.500

0.049

1/4″

0.281

0.2500

0.625

Narrow

0.065

1/4″

0.312

0.2500

0.734

Wide

0.065

5/16″

0.344

0.3125

0.688

Narrow

0.065

5/16″

0.375

0.3125

0.875

Wide

0.083

3/8″

0.406

0.3750

0.812

Narrow

0.065

3/8″

0.438

0.3750

1.000

Wide

0.083

7/16″

0.469

0.4375

0.922

Narrow

0.065

7/16″

0.500

0.4375

1.250

Wide

0.083

1/2″

0.531

0.5000

1.062

Narrow

0.095

1/2″

0.562

0.5000

1.375

Wide

0.109

9/16″

0.594

0.5625

1.156

Narrow

0.095

9/16″

0.625

0.5625

1.469

Wide

0.109

5/8″

0.656

0.6250

1.312

Narrow

0.095

5/8″

0.688

0.6250

1.750

Wide

0.134

3/4″

0.812

0.7500

1.469

Narrow

0.134

3/4″

0.812

0.7500

2.000

Wide

0.148

7/8″

0.938

0.8750

1.750

Narrow

0.134

7/8″

0.938

0.8750

2.250

Wide

0.165

1″

1.062

1.0000

2.000

Narrow

0.134

1″

1.062

1.0000

2.500

Wide

0.165

1-1/8″

1.250

1.1250

2.250

Narrow

0.134

1-1/8″

1.250

1.1250

2.750

Wide

0.165

1-1/4″

1.375

1.2500

2.500

Narrow

0.165

1-1/4″

1.375

1.2500

3.000

Wide

0.165

1-3/8″

1.500

1.3750

2.750

Narrow

0.165

1-3/8″

1.500

1.3750

3.250

Wide

0.180

1-1/2″

1.625

1.5000

3.000

Narrow

0.165

1-1/2″

1.625

1.5000

3.500

Wide

0.180

1-5/8″

1.750

1.6250

3.750

0.180

1-3/4″

1.875

1.7500

4.000

0.180

1-7/8″

2.000

1.8750

4.250

0.180

2″

2.125

2.0000

4.500

0.180

904L Steel Washers Test Certificates

FERRIT CONTENT as per norms if the client requests it. At RatnaExporter.com, we provide Manufacturer Test Certificates (TC) following EN 10204/3.1B, Raw Materials Certificates, Radiography Test Reports, and Third Party Inspection Reports. As well as EN 10204 3.1 and additional requirements, we also provide NACE MR 01075.

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

Material Testing:

Before dispatching our materials to our clients, RatnaExporter.com Corporation ensures they undergo strict quality tests.

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

Documentation

  • 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 the 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 Generalized System of Preferences (GSP)

904L Washer Packaging

Material is transported in customer-specific plastic bins daily or packed in corrugated boxes and dispatched to the customer based on their requirements. Export materials are packaged in corrugated boxes and shipped on wooden Euro pallets. These pallets are fumigated, wrapped, labeled, and strapped before dispatch.

904L Washers Application Industries

  • Oil drilling companies off-shore
  • Generation of electricity
  • Industrial petrochemicals
  • Processing of gas
  • Chemicals of special interest
  • The pharmaceutical industry
  • Equipment for the pharmaceutical industry
  • Equipment for Chemicals
  • Equipment for the seawater
  • Exchangers of heat
  • Condensers
  • Industry of pulp and paper

Countries We Export:

Afghanistan, Albania, Algeria, Andorra, Angola, Antigua-Barbuda Argentina, Armenia, Australia, Austria, Azerbaijan, Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bhutan, Bolivia, Bosnia-Herzegovina, Botswana, Brazil, Brunei, Bulgaria, Burkina-Faso, Burundi, Côte d’Ivoire, Cabo Verde, Cambodia, Cameroon, Canada, Central African Republic, Chad, Chile, China, Colombia, Comoros, Congo (Congo-Brazzaville), Costa-Rica, Croatia, Cuba, Cyprus, Czechia (Czech Republic), Democratic Republic of the Congo, Denmark, Djibouti, Dominica, Dominican Republic, Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Estonia, Eswatini (fmr. “Swaziland”), Ethiopia, Fiji, Finland, France, Gabon, Gambia, Georgia, Germany, Ghana, Greece, Grenada, Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Holy See, Honduras, Hungary, Iceland, India, Indonesia, Iran, Iraq, Ireland, Israel, Italy, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Kuwait, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Libya, Liechtenstein, Lithuania, Luxembourg, Madagascar, Malawi, Malaysia, Maldives, Mali, Malta, Marshall Islands, Mauritania, Mauritius, Mexico, Micronesia, Moldova, Monaco, Mongolia, Montenegro, Morocco, Mozambique, Myanmar (formerly Burma), Namibia, Nauru, Nepal, Netherlands, New Zealand, Nicaragua, North Korea, North Macedonia, Norway, Oman, Pakistan, Palau, Palestine-State, Panama, Papua, New Guinea, Paraguay, Peru, Philippines, Poland, Portugal, Qatar, Romania, Russia, Rwanda, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Samoa, San Marino, Sao Tome and Principe, Saudi Arabia, Senegal, Serbia, Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia, Solomon Islands, Somalia, South Africa, South Korea, South Sudan, Spain, Sri Lanka, Sudan, Suriname, Sweden, Switzerland, Syria, Tajikistan, Tanzania, Thailand, Timor-Leste, Togo, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, Ukraine, United Arab Emirates, United Kingdom, United States of America, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zambia, Zimbabwe.

Cities We Supply:

London, New-York, Paris, Moscow, Tokyo, Dubai, Singapore, Barcelona, Los-Angeles, Madrid Rome, Chicago, Toronto, San-Francisco, Abu-Dhabi, St-Petersburg, Amsterdam, Berlin Prague, Washington,Istanbul, Las-Vegas, Doha, Seoul, Sydney, Beijing,  Miami, Munich, Milan, San-Diego, Bangkok, Vienna, Dublin, Vancouver, Boston,  Zurich,  Melbourne, Budapest, Houston, Seattle, Montreal, Hong-Kong, Frankfurt, Sao-Paulo, Tel-Aviv, Copenhagen, Calgary, Orlando, Atlanta, Dallas, Hamburg, Osaka, Lisbon, Austin, Phoenix Naples, Oslo, Denver, Stockholm, Riyadh, Delhi, Buenos Aires, San-Jose, Brussels, Portland Philadelphia, Ottawa, Helsinki, Valencia, Brisbane, Warsaw, Minneapolis, Shanghai, Lyon, Adelaide, Edmonton, Marseille, Muscat, Athens, Stuttgart, Rio-De-Janeii, Baltimore, Auckland, Cologne, New-Orlean, Kuwait-City,  Kiev, Hanover, Perth, Minsk, Bucharest, Nashville, Dusseldorf, Manchester, Sacramento, Glasgow, Mexico-City, Salt-Lake-Ci, Raleigh, Cracow