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AISI 4130 Steel Pipe Flanges

AISI 4130 Steel Pipe Flanges Manufacturer

Sachiya Steel International is one of the Leading Manufacturer And Exporter of AISI 4130 Steel Pipe Flanges to the esteemed clients, which are known for its high quality, durability and high utility. We bring forth a wide range of AISI 4130 Slip On Flanges that are made from reliable and certified experts of the industry. Nurturing and nourishing the roots of our company, we present a best grade of these AISI 4130 Slip On Flanges. AISI 4130 Threaded Flanges is quality approved and are offered in varied standard sizes. AISI 4130 Weld Neck Flanges offers some best features such as accurate dimensions, industry designs, low maintenance, and more.

We offer AISI 4130 Blind Flanges that are known for their excellent performance and made of qualitative raw material. Meanwhile, AISI 4130 Socket Weld Flanges are also being offered in customized sizes and shapes to our customers. Tungsten and vanadium in AISI 4130 Lap Joint Flanges will form carbides, both of which increase the hardness and stability of the finished product.

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Depending upon the applications, AISI 4130 Ring Joint Type Flanges is available with varied seat options like glass or carbon filled Teflon, PTFE and graphite. Ganpat Industrial Corporation is one of the pioneer distributor & dealer in AISI 4130 Spectacle Blind Flanges, which provides highly safe and reliable operations. Perhaps the most well – known steel is AISI 4130 Spacer Flanges, which is a steel alloy with a minimum of 10 % of chromium content.

AISI 4130 Pipe Flanges Specifications

Size : 1/2″ (15 NB) to 48″ (1200NB)
: ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Class / Pressure : 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Standard : ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.

AISI 4130 Pipe Flanges Chemical Composition

Grade C Mn Si P S Fe Mo Ni Cr
AISI 4130  0.28-0.33  0.40-0.60  0.15-0.35 0.035 max 0.025 MAX  97.3-98.22  0.15-0.25 0.50 max 0.80-1.10

AISI 4130 Plate Flanges Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
 7.85 g/cm3  1432 ℃  560 460 21.50%

Equivalent Grades for 4130 AISI Flanges

AISI 4130 1.7218 G41300 JIS G4105 BS 970 25CrMo4

AISI 4130 Flanges 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

AISI 4130 Pipe Flanges Test Certificates

We at Sachiya Steel International 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 Sachiya Steel International 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)


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