Steel Pipe Flange

JS FITTINGS supplies a comprehensive range of Forged Steel Flanges manufactured in accordance with ASME B16.5, MSS SP-44, and ASME B16.47 standards. Our products are available in high-quality materials, including ASTM A105 carbon steel, ASTM A350 low-temperature steel, ASTM A182 stainless/alloy steel, and ASTM A694 high-yield line pipe steel.

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Our Products Materials

JS FITTINGS supplies products in carbon steel, stainless steel and alloy steel for a wide range of industrial piping applications.

Carbon Steel

A practical choice for general industrial piping, oil & gas, petrochemical and power applications.

• ASTM A234 WPB / WPC
• ASTM A420 WPL6

Stainless Steel

Suitable for piping systems where corrosion resistance, cleanliness and long-term service performance are important.

• ASTM A403 WP304 / WP304L
• WP316 / WP316L
• WP321 and other grades available

Alloy Steel

Designed for demanding piping systems involving elevated temperatures, pressure and specific service conditions.

• ASTM A234 WP5 / WP9
• WP11 / WP22
• High-temperature industrial applications

FAQ

Common questions about materials, standards, sizes and ordering.

What materials are available? +

JS FITTINGS supplies products in carbon steel, stainless steel and alloy steel. Material grades can be selected according to the applicable standard, service conditions and project requirements.

What standards comply with? +

Butt weld pipe fittings can be manufactured according to ASME B16.9, GOST 17375, GOST 17376, GOST 17378, GOST 17379 and EN 10253, depending on the fitting type and project requirements.

Flanges can meet ASME B16.5,ASME B16.47,EN 1092-1,DIN Flange,JIS B2220,GOST,etc.
Steel pipes meet ASTM A106 / A53 / A333, ASTM A312 / A213 / A269
ASTM A519, API 5L (Gr.B / X42 / X52 / X60 / X65 / X70)
API 5CT (J55 / K55 / N80 / L80 / P110)

What is the most common material for carbon steel butt weld fittings? +

ASTM A234 WPB is one of the most commonly specified carbon steel materials for butt weld fittings used in general industrial piping systems.

Do you supply seamless and welded pipes,fittings or flanges? +

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Can you manufacture fittings according to customer specifications? +

Yes. Customers can specify the required fitting type, size, wall thickness or schedule, material grade, applicable standard and other manufacturing or inspection requirements.

What information should I provide when requesting a quotation? +

For an accurate quotation, please provide the fitting type, nominal size, wall thickness or schedule, material grade, applicable standard, quantity and any special testing or documentation requirements.

Any Questions Do You Have?

Please contact us for product specifications, pricing, availability or a quotation.

Email: admin@jsfittings.com WhatsApp: +86 180 0311 9682