Gold Member Since 2013
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Chengdu Derbo Steel Co., Ltd.

Flg, Wn Flg, RF Wn Flg manufacturer / supplier in China, offering 4 Inch 600lb SA105n ASME B16.5 RF Wn Flg, Od1200mm THK12mm Ss Pipe Tp316 ASTM A312 Welded  Pipe, 8in Sch20 ASTM A53 Gr. B ERW Carbon Steel Pipe and so on.

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Supplier Homepage Product Flange Welded Neck Flange 4 Inch 600lb SA105n ASME B16.5 RF Wn Flg

4 Inch 600lb SA105n ASME B16.5 RF Wn Flg

FOB Price: US $8-120 / Piece
Min. Order: 1,000 Pieces
Min. Order FOB Price
1,000 Pieces US $8-120/ Piece
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Port: Tianjin, China
Production Capacity: 1000000 Pic/Year
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: SA105N
  • Type: Welding Flange
  • Structure: Round
  • Sealing Surface: RF
  • Product: Stainless Steel ANSI B16.5 Weld Neck Flanges
  • Grade: F304L, F321, F304h, F347h, F31L, F316/316L, F316ti
  • Inspection or Not: as Required to Inspection
  • Other: Small Order Accepted
  • Transport Package: Knitting Strip Bundle/Wooden Box
  • Origin: Sichuan China
  • Standard: ANSI
  • Material: Carbon Steel
  • Connection: Welding
  • Manufacturing Way: Forging
  • Model Number: ANSI 16.5/16.47
  • Class: 150ld, 300ld, 400ld, 600ld, 900ld, 1500ld, 2500ld
  • Provide Samples or Not: Provide
  • Trademark: Derbosteel
  • Specification: ISO API ANSI
  • HS Code: 3917400000
Product Description
4 inch 600LB SA105N ASME B16.5 RF WN FLG 
MaterialCarbon steelASTM A105. ASTM A350 LF1. LF2, CL1/CL2, A234, 
S235JRG2, P245GH 
P250GH, P280GHM 16MN, 20MN ,20# 
Stainless steel ASTM A182, F304/304L, F316/316L
Alloy steelASTM A182 A182 F12,F11,F22,F5,F9,F91etc.
Standard                           ANSIClass 150 Flanges-Class 2500 Flanges
DIN6Bar 10Bar 16Bar 25Bar 40Bar
JIS5K Flanges-20K Flanges
UNI6Bar 10Bar 16Bar 25Bar 40Bar
EN6Bar 10Bar 16Bar 25Bar 40Bar
TYPE1.Welding neck Flange    2.Slip on
3.Blind flange                   4.Long welding neck flange   
5.Lap joint flange             6.Socket welding
7.Threaded flange           8.Flat flange
SurfaceAnti-rust oil, clear lacquer, Black lacquer, Yellow lacquer,hot-dipped Galvanized,
electrical galvanized
ConnectionWelding, Threaded
TechnicalForged, Casting
SizeDN10-DN3600
Package1.>Standard export packaging (Plywood Case Of Outside,
Plastic Cloth Of Inside) 
2:As Customers' Requirements                         
Heat TreatmentNormalizing, Annealing, Quenching+Tempering
CertificateTUV,ISO9001:2008;PED97/23/EC,ISO14001:2004,OHSAS18001:2007
ApplicationsWater works, Shipbuilding industry, Petrochemical & Gas industry, 
Power industry,Valve industry,and general pipes connecting projects etc.
Quality Control.

Our quality control department consists of experienced technicians. These personnel strictly control the whole production procedure, from introduction of raw materials to finish products. They ensure high quality products for our customers.

Your inquiry will be highly appreciated!

Please contact me without any hesitition if you have any problems of our products!
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Ms. Summer Chen
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