Basic Info.
Model NO.
weld neck flange BTF-FL-269
Manufacturing Way
Forging
Product Name
Alloy Steel Wn Weld Neck Flange
Shipment Term
by Sea or by Air
Pressure
150lbs-2500lbs
Carbon Steel Flange
A105 A105n Q235 St37.2
Stainless Steel Flange
SS316 SS316L SS304 SS304L
Alloy Steel Flange
16mo3 13crmo4-5 15CrMo
Surface
Painting or Rust Oil
Quality Control
TUV SGS
Quality Certificate
Material Test Report Dimension Report
Certificate
Forma Forme Co
Transport Package
Ply Wooden Cases or Pallet
Specification
1/2"-80"
Trademark
BTF or as request
Origin
China
HS Code
73079100
Production Capacity
100 Tons Per Month
Product Description
DIN EN1092-1 DN80 PN100 alloy steel wn weld neck flange ( 1.7335, 13CrMo4-5,15CrMo)
weld neck flange
Weld neck flange are most widely used flanged in process piping. It gives the highest level of joint integrity due to Butt-welded with a pipe. These types of flanges are used in high pressure and temperature application. Weld neck flanges are Bulky & costly with respect to other types of flange.
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Production instructions
We can produce Amercian Standard, German Standard, Italian Standard, European Standard, Chinese Standard flanges, also offer all kinds of non-standard flanges according to you drawings, diameter ranging from DN15 to DN3000, press rate up to 2500LBS. Flanges are made of carbon steel, stainless steel, alloy steel, duplex ferric-austenitic steel.
Flange Standard
American Standard | ASME B16.5,ASME B16.47,ANSI B16.5,API605,AWWA C207 |
Japanese Standard | JIS / KS 5K / 10K / 16K / 20K / 30K |
German Standard | DIN2527,2528,2561,2565,2566,2573,2576,2627-2638,2641,2642,2655,2656,2673,86029 |
British Standard | BS4504 PN16 / 25 / 40,BS10 TABLE E / TABLE D |
Italian Standard | UNI 2253,2254,2276,2278,2281,6084-6093 |
China Standard | GB/T 13402-92,GB/T9112-9124-2000,HG5010-5028 |
Production Process
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Equipment Exhibition
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Product Show


Quality Assurance--TUV Certificate
Quality System Certificate:
We have Grade A Manufacture License of Special Equipment , Press Equipment Directive Quality-Assurance System Certificate , China Classification Society Certificate of Work Approval, TUV Certificate
Perfect Inspection Process:
Raw material inspection (5steps) - Raw materials testing is to ensure the raw material conforming to the order requirements.
Process testing (10steps) -Each processing step testing is to guarantee each step product qualified.
Factory testing (6steps) -Assure 100% product qualified rate to meet customer's requirements
Contact Us
All products can be customerized designed . We will supply professional service within 24 hours .Welcome to contact .