Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
{"title":"Cu90ni10 Bfe30-1-1 CuNi90 \/ 10 Copper Nickel Flange C46400 C70600 C7060X C71500","imgUrl":"https:\/\/img.chinax.com\/nimg\/c6\/63\/8ba4a0e03444212fcfca5c5c4935-200x200-1\/cu90ni10_bfe30_1_1_cuni90_2f_10_copper_nickel_flange_c46400_c70600_c7060x_c71500.jpg","attrs":{"Brand Name":"TOBO","Certification":"SGS\/BV\/ABS\/LR\/TUV\/DNV\/BIS\/API\/PED","Place of Origin":"China","Minimum Order Quantity":"1pcs"}}
{"title":"Factory Price Corrosion-Resistant 300 Cooper Nickel Lap Joint Flange for Harsh","imgUrl":"https:\/\/img.chinax.com\/nimg\/87\/0f\/829cf6ca7073e78339bf207f3daf-200x200-1\/factory_price_corrosion_resistant_300_cooper_nickel_lap_joint_flange_for_harsh_environments.jpg","attrs":{"Brand Name":"Metal","Model Number":"Nickel Flange","Place of Origin":"China","Certification":"ASTM\/DIN"}}
{"title":"Zinc Plated Copper Nickel Flange And MOQ 200kg And ANSI Standard Weld Neck","imgUrl":"https:\/\/img.chinax.com\/nimg\/e1\/e9\/b47b02aa38622485fadc23814b8b-200x200-1\/zinc_plated_copper_nickel_flange_and_moq_200kg_and_ansi_standard_weld_neck_flange.jpg","attrs":{"Brand Name":"Metal","Model Number":"Nickel Flange","Place of Origin":"China","Certification":"ASTM\/DIN"}}
{"title":"Monel 400 Incoloy 825 Threaded Nickel Alloy Flange ASME B16.5","imgUrl":"https:\/\/img.chinax.com\/nimg\/69\/00\/82b5cd78355665bd27e9b5160d8c-200x200-1\/monel_400_incoloy_825_threaded_nickel_alloy_flange_asme_b16_5.jpg","attrs":{"Brand Name":"TOBO","Certification":"SGS\/BV\/ABS\/LR\/TUV\/DNV\/BIS\/API\/PED","Place of Origin":"China","Minimum Order Quantity":"1pcs"}}
{"title":"Anti-rust Painted Copper Nickel Flange with Threaded Connection and Bundle","imgUrl":"https:\/\/img.chinax.com\/nimg\/c8\/26\/0a15150b9bc44109e92fb1450641-200x200-1\/anti_rust_painted_copper_nickel_flange_with_threaded_connection_and_bundle_packaging.jpg","attrs":{"Brand Name":"Metal","Model Number":"Nickel Flange","Place of Origin":"China","Certification":"ASTM\/DIN"}}
{"title":"Threaded Connection Type Flange Manufactured In Copper Nickel Weld Neck Flange","imgUrl":"https:\/\/img.chinax.com\/nimg\/7f\/f3\/4aa313b979598780dc626243be97-200x200-1\/threaded_connection_type_flange_manufactured_in_copper_nickel_weld_neck_flange.jpg","attrs":{"Brand Name":"Metal","Model Number":"Nickel Flange","Place of Origin":"China","Certification":"ASTM\/DIN"}}
Our CuNi 70/30 (UNS C71500) forged socket welding flanges are manufactured strictly according to ASME B16.5 and Class 150 standards. Made from premium copper‑nickel alloy, these flanges are designed for reliable connection and direction control in piping systems. They feature stable dimensions, uniform structure, and strong compatibility with industrial pipes. The product is widely recognized for long service life and stable performance in harsh working conditions.
② Key Product Parameters
Item
Specification
Material
CuNi 70/30 Copper Nickel Alloy (C71500)
Standard
ASME B16.5
Pressure Class
Class 150
Connection
Socket Welding
Process
Forged
Size Range
1/2” to 6”
Surface
Smooth, anti‑corrosion treated
③ Product Advantages
Our copper‑nickel flanges provide outstanding performance that ordinary steel flanges cannot match.
Excellent seawater & corrosion resistance: Strongly resistant to saltwater, chloride, pitting, and crevice corrosion.
High strength & durability: Forged structure ensures high pressure resistance and long service life.
Stable sealing & no leakage: Precise machining ensures tight connection and safe operation.
Good weldability: Easy to install without special preheating or complex treatment.
These advantages make our flanges highly cost‑effective and reliable for long‑term use.
④ Main Applications
CuNi 70/30 flanges are widely used in industries with high corrosion requirements:
Marine and shipbuilding piping systems
Offshore platforms and seawater cooling systems
Desalination plants
Chemical processing equipment
Power generation and petroleum pipelines
They provide safe and stable pipe connections in harsh environments.
⑤ Service, Packaging & After-Sales
We support full customization and reliable service.
Packaging: Plywood cases with foam protection to avoid damage during transportation.
Delivery: On-time production with flexible shipping methods (sea, air, express).
Payment: T/T, L/C, Western Union and other secure terms.
Warranty: 12-month quality guarantee. Free replacement or refund for quality defects.
Customization: Special sizes, standards and marks are available upon request.
If you need quotation, catalog, sample or technical support, please contact us now! We will reply you within 12 hours.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler,Importer
Total Annual:
>1000000
Employee Number:
>100
Ecer Certification：
Verified Supplier
TOBO INDUSTRIAL (SHANGHAI) Co., Ltd. is a professional supplier of pipeline products, located in Shanghai, with convenient transportation and beautiful environment.
Dedicated to strict quality control and customer service. Our experienced staff can readily discuss your requirements to ensu... TOBO INDUSTRIAL (SHANGHAI) Co., Ltd. is a professional supplier of pipeline products, located in Shanghai, with convenient transportation and beautiful environment.
Dedicated to strict quality control and customer service. Our experienced staff can readily discuss your requirements to ensu...
