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Standard: API 5L (PSL1 & PSL2), ASTM, EN , GOST
Grade:Gr.B to X80, ASTM A36, S235JR, S355JR/J0/J2
Outer Diameter:16" to 60" or customized
Wall Thickness: 6.0mm – 60mm or customized
Length: 6m to 12.5m or customized
Welding Process: Double-sided Submerged Arc Welding (Automatic)
Surface Treatment: Bare, Black Paint, 3PE, FBE, Epoxy Lining, Concrete Coating
End Finish:Beveled Ends (BPE) or Plain Ends (PE)
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Standard: API 5L (PSL1/PSL2), ASTM A53, EN , GOSTview more >>
Grade: Gr.1, Gr.2, Gr.3, Grade B to X80, S235JR, S355JR
Outer Diameter: 8" to 120" or customized
Wall Thickness: 5.0mm – 25.4mm or customized
Length: 6m to 18m (Custom lengths)
Welding Process: Double-sided Submerged Arc Welding (Automatic)
Coating Options: Bare, Bitumen, 3PE, FBE, Epoxy Lining, Cement Mortar Lining
End Finish: Beveled Ends, Plain Ends.
Manufacturing Types:Seamless (SMLS), ERW, LSAW, SSAW steel pipesview more >>
Main Standards: API 5L, ASTM A106, ASTM A53, ASTM A333, ASTM A252, EN 10219
Material Grades: Gr.B to X80, S235JR, S355JR, A106B, A333 Gr.6
Size Range: 1/2" to 120" (DN15 – DN3000)
Wall Thickness: SCH 10, SCH 40, SCH 80, SCH 160, SCH XXS (Up to 100mm)
Surface Treatment: Bare, Black Vanish, 3PE, FBE, Hot-dip Galvanized, Anti-rust Oil
End Options: Beveled, Plain, Threaded & Coupled, Flanged
Bonding Types: Clad Pipe (Metallurgical Bond) | Lined Pipe (Mechanical Bond)view more >>
Material: API 5L (Gr.B to X80), ASTM A106, A333, A350
CRA Liner Material: Stainless Steel, Duplex,Nickel Alloy
Outer Diameter 2" to 48" (DN50 – DN1200) or customized
Wall Thickness: Base Pipe: 6mm–50mm; CRA Layer: 0.5mm–5mm
Bonding Process: Explosive Cladding, Hot Rolling (Clad); Hydraulic or Thermal Expansion (Lined)
Bonding Types: Clad Pipe (Metallurgical Bond) | Lined Pipe (Mechanical Bond)view more >>
Material: API 5L (Gr.B to X80), ASTM A106, A333, A350
CRA Liner Material: Stainless Steel, Duplex,Nickel Alloy
Outer Diameter 2" to 48" (DN50 – DN1200) or customized
Wall Thickness: Base Pipe: 6mm–50mm; CRA Layer: 0.5mm–5mm
Bonding Process: Explosive Cladding, Hot Rolling (Clad); Hydraulic or Thermal Expansion (Lined)
Manufacturing Types:Seamless (SMLS), ERW, LSAW, SSAW steel pipesview more >>
Main Standards: API 5L, ASTM A106, ASTM A53, ASTM A333, ASTM A252, EN 10219
Material Grades: Gr.B to X80, S235JR, S355JR, A106B, A333 Gr.6
Size Range: 1/2" to 120" (DN15 – DN3000)
Wall Thickness: SCH 10, SCH 40, SCH 80, SCH 160, SCH XXS (Up to 100mm)
Surface Treatment: Bare, Black Vanish, 3PE, FBE, Hot-dip Galvanized, Anti-rust Oil
End Options: Beveled, Plain, Threaded & Coupled, Flanged
Standard: ASTM A312 / ASME SA312view more >>
Manufacturing: Seamless (SMLS) | Welded (ERW/EFW) | Heavily Cold Worked (HCW)
Size Range: 1/8" to 30" (NPS 1/8 – NPS 30) or customized
Wall Thickness: SCH 5S, 10S, 40S, 80S, 160, XXS
Surface Finish: Pickled & Annealed (Default), Bright Annealed (BA), Sand Blasted
Ends: Plain Ends, Beveled Ends (for welding), Threaded Ends
ASME B16.5 carbon steel flange
Design Standard: ASME B16.5 (The global benchmark for flanges up to 24").view more >>
Material Grade: ASTM A105 (The most trusted forged carbon steel).
Pressure Classes: Class 150, 300, 400, 600, 900, 1500, 2500.
Available Types:
WN (Weld Neck), SO (Slip-On), BL (Blind), SW (Socket Weld), TH (Threaded), LJ (Lap Joint). Sealing Face Types: Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF).
Size Range: 1/2" – 24" (DN15 – DN600).
Finish: Anti-rust oil, Black painting, or Hot-dipped galvanized.
Manufacturing Standard: ASME B16.36 (The global standard for Orifice Flanges).view more >>
Pressure Classes: Class 300, 400, 600, 900, 1500, 2500 (High-pressure specialized).
Available Types:
Weld Neck (WN): Most common for high-pressure measurement.
Slip-On (SO) & Threaded: For lower pressure applications.
Size Range: 1" – 24" (DN25 – DN600).
Material Excellence:
Carbon Steel: ASTM A105。
Stainless Steel: ASTM A182 F316/L, F304/L.
Alloy Steel: ASTM A182 F11, F22.
Facing: Raised Face (RF) or Ring Type Joint (RTJ) for maximum sealing.
Pressure Taps: Precision-drilled NPT or Socket Weld connections for instrumentation._1775030068227.webp "ASTM A105 Weld Neck Flange")
Material Grade: ASTM A105 (The premier forged carbon steel for piping components).view more >>
Dimensional Standard: ASME B16.5 (Standard for 1/2" to 24") | ASME B16.47 Series A & B (For 26" to 60").
Pressure Ratings: Class 150, 300, 400, 600, 900, 1500, 2500.
Facing Options: Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF).
Wall Thickness (Schedule): Matches pipe schedule (e.g., SCH 40, SCH 80, SCH 160, SCH XXS).
Size Range: 1/2" – 60" (DN15 – DN1500).
End Finish: Precision Beveled Ends (per ASME B16.25)
Standard: ANSI / ASME B16.5 (Covers sizes from 1/2" to 24").view more >>
Types Available:
SO (Slip-On), WN (Weld Neck), BL (Blind), SW (Socket Weld), TH (Threaded), LJ (Lap Joint).
Material Grades:
Carbon Steel: ASTM A105 (Standard) or custom
Stainless Steel: ASTM A182 F304/L, F316/L, F321.
Sealing Faces: Raised Face (RF), Flat Face (FF).
Surface Treatment: Anti-rust Oil, Black Paint, or Hot-Dipped Galvanized.
Standards: ASME B16.5, EN 1092-1, JIS B2220, DIN 2576,GOST Pressure Ratings: Class 150, 300, 400, 600, 900, 1500view more >>
Size Range: 1/2" – 60" (DN15 – DN1500).
Material Selection:
Carbon Steel: ASTM A105
Stainless Steel: ASTM A182 F304/L, F316/L
High-Yield: ASTM A694 F42, F52, F60, F70.
Facing Types: Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ).
Surface Treatment: Anti-rust Oil, Black Paint, Hot-Dipped Galvanized, or Cold Galvanized.
Supplied with Mill Test Certificates (MTC) to EN 10204 3.1, ensuring chemical and mechanical compliance for project audit.
Carbon Steel Socket Weld Flange
Standard Compliance: ASME B16.9, ASME B16.28, ASME B16.49, GOST,ENview more >>
Material Grade: ASTM A105
Pressure Ratings: Class 150, 300, 600, 900, 1500, 2500.
Size Range: 1/2" – 24" (can customed)
Facing Types: Raised Face (RF), Ring Type Joint (RTJ).
Bore/Socket Detail: Precision-machined socket depth and diameter to ensure perfect pipe fit-up and optimal weld penetration.
Surface Finish: Anti-rust Oil, Black Painting, or Hot-Dipped Galvanized.
Applications:
High-Pressure Steam and Hydraulic Lines.
Chemical & Petrochemical process piping (small diameter).
Gas Distribution and Instrumentation systems.
Standards: ASME, GOST ,EN or othersview more >>
Pressure Classes: Class 150, 300, 400, 600, 900, 1500, 2500.
Material Excellence:
Carbon Steel: ASTM A105
Stainless Steel
Alloy Steel
Length Options: Available in Standard lengths or Bespoke Hub Lengths tailored to your specific vessel insulation and nozzle height requirements.
Facing Types: Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF).
Size Range: 1/2" – 24" (Standard) | Custom large diameters available on request.
Forged Steel Weld Neck Flanges
Standards: ASME B16.5, ASME B16.47 Series A & B (Large Diameter), EN 1092-1, DIN, JIS, GOST.view more >>
Pressure Ratings:
ASME: Class 150, 300, 400, 600, 900, 1500, 2500.
Metric: PN 6, 10, 16, 25, 40, 64, 100, 160, 250, 400.
Material Selection:
Carbon Steel: ASTM A105
Stainless Steel
Alloy Steel
Size Range: 1/2" – 60" (DN15 – DN1500) or custom
Facing Options: Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF).
Bevel Details: Precision-machined beveled ends according to ASME B16.25 to match your pipe schedule (SCH 40, 80, 160, etc.).
Standards: ASME, EN, GOSTview more >>
Material:
Carbon Steel: ASTM A105.
Stainless Steel
Size Range: DN 10 – DN 2000 (1/2" – 80") or custom
Facing: Flat Face (FF) – precision machined for optimal gasket contact.
Surface Treatment: Anti-rust Oil, Black Paint, Hot-Dipped Galvanized, or Cold Galvanized.
Primary Applications:
Municipal Water Supply and Sewage Treatment systems.
Low-Pressure Industrial Process Piping (Food, Chemical, Oil).
Storage Tank and Pressure Vessel peripheral connections.
Standards Compliance: ASME, GOST,ENview more >>
Material: Carbon Steel,stainless steel, alloy steel
Pressure Ratings: Class 150, 300, 400, 600, 900, 1500, 2500.
Size Range: 1/2" – 24" (DN15 – DN600) | Larger sizes available on request.
Facing: Flat Face (FF) – Typical for Lap Joint designs to ensure a smooth backing surface for the stub end.
Surface Finish: Anti-rust Oil, Black Paint, Hot-Dipped Galvanized, or Cold Galvanized.
Application: oil, gas,water/wastewater treatment, industry pipeline,etc.
Standards Compliance: ASME, GOST,ENview more >>
Material: Carbon Steel,stainless steel, alloy steel
Pressure Ratings: Class 150, 300, 400, 600, 900, 1500, 2500.
Size Range: 1/2" – 24" (DN15 – DN600) | Larger sizes available on request.
Facing: Flat Face (FF) – Typical for Lap Joint designs to ensure a smooth backing surface for the stub end.
Surface Finish: Anti-rust Oil, Black Paint, Hot-Dipped Galvanized, or Cold Galvanized.
Application: oil, gas,water/wastewater treatment, industry pipeline,etc.
Standards: GOST,ASME ,ENview more >>
Thread Types: NPT , BSPT , or BSPP
Pressure Ratings: Class 150, 300, 600, 900, 1500, 2500.
Size Range: 1/2" – 4" (Most common for threaded) | Large diameters up to 24" available for specialized low-pressure service can be customized
Material Selection:
Carbon Steel: ASTM A105
Stainless Steel
Facing Types: Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ).
Surface Treatment: Anti-rust Oil, Black Paint, or Hot-Dipped Galvanized.
The primary benefit of Threaded Flanges is that no welding is required to attach them.view more >>
Stocked in sizes from 1/2" to 8". More sizes can be customized.
Carbon Steel Threaded Flanges conform to ASTM A105.
Stainless Steel Threaded Flanges conform to ASTM A182. Both 304L and 316L available.
Classes available range from 150# to 1500#.
Our Supply Range:view more >>
Standard: ASTM A105, ASTM A182
Material: Carbon Steel, Alloy Steel, Stainless Steel
Size: 1/2'' to 24'', customized up to 60''
Pressure Ratings: Class 150 to Class 2500
Face Type: RF, RTJ_1775030564781.webp "Blind Flange")
Our Supply Range:view more >>
Material: Carbon, Alloy and Stainless Steel
Standards: ASTM A105, ASTM A182,ASME B16.5,GOST,EN
Sizes: 1/2'' to 24'', Customized up to 48''
Thickness: Schedule 10(S) to SCH 160
Pressure Ratings: Class 150 to 2500
Face Type: RF, RTJ
Our Supply Range:view more >>
Material: Carbon, Alloy and Stainless Steel
Standards: ASTM A105, ASTM A182,ASME B16.5,GOST,EN
Sizes: 1/2'' to 24'', Customized up to 48''
Thickness: Schedule 10(S) to SCH 160
Pressure Ratings: Class 150 to 2500
Face Type: RF, RTJ
Standard： ASME/ANSI B16.5, EN 1092-1, DIN , JISview more >>
Material： Carbon Steel， Stainless Steel， Alloy Steel
Size Range:1/2" to 80" (DN15 to DN2000) or customed
Pressure Rating:Class 150 - Class 2500
Facing:Flat Face (FF), Raised Face (RF)
Surface Treatment:Anti-rust Oil, Black Paint, Yellow Paint, Hot-dip Galvanized, Cold Galvanized
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