Zhejiang Hangong Flange Technology Co., Ltd. is a large-scale 316 stainless steel blind flanges manufacturer and supplier in China. We have been specialized in stainless steel flanges, duplex steel flanges, super duplex steel flange, pipe fitting for many years. 316 stainless steel blind flanges has a good price advantage and cover most of the European and American markets. We look forward to becoming your long-term partner in China.
316 stainless steel Blind flanges is generally used in a situation that needs to be strictly cut off. It is generally used in the pipeline above DN50, mainly because it is difficult to plug a blind plate into the two flanges of the large diameter pipeline to pull the pipeline and leave space, so the pipeline is usually used with one end of the ring to occupy space, to cut off one end of the plate, the pipeline is through or broken can be clear
Steel Flanges |
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Material |
Carbon steel |
ASTM A105. ASTM A350 LF1. LF2, CL1/CL2, A234, S235JRG2, P245GH,Q235 |
P250GH, P280GHM 16MN, 20MN ,20# |
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Stainless steel |
ASTM A182, F304/304L, F316/316L |
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Alloy steel |
ASTM A182 A182 F12,F11,F22,F5,F9,F91etc. |
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Standard |
ANSI |
Class 150 Flanges-Class 2500 Flanges |
DIN |
6Bar 10Bar 16Bar 25Bar 40Bar |
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JIS |
5K Flanges-20K Flanges |
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UNI |
6Bar 10Bar 16Bar 25Bar 40Bar |
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EN |
6Bar 10Bar 16Bar 25Bar 40Bar |
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GB |
6Bar10Bar16Bar25Bar40Bar |
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SABS |
T1000/3 T1600/3 T2500/3 T4000/3 |
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TYPE |
1.Welding neck Flange 2.Slip on |
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3.Blind flange 4.Long welding neck flange |
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5.Lap joint flange 6.Socket welding |
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7.Threaded flange 8.Flat flange |
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Surface |
Anti-rust oil, clear lacquer, Black lacquer, Yellow lacquer,hot-dipped Galvanized,electrical galvanized |
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Connection |
Welding, Threaded |
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Technical |
Forged, Casting |
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Size |
DN10-DN3600 |
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Package |
1.>Standard export packaging (Plywood Case Of Outside,Plastic Cloth Of Inside). |
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Heat Treatment |
Normalizing, Annealing, Quenching Tempering |
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Applications |
Water works, Shipbuilding industry, Petrochemical & Gas industry, Power industry, Valve industry,and general pipes connecting |
1. Each flange or pipe fittings is wiped after ultrasonic cleaning.
2. Each flange or pipe fittings is individually packaged with bubble protective film and placed in a wooden box.
3. All products are packed in plywood boxes. For larger size flanges, packed in plywood pallets. Or you can customize the packaging by yourself.
4. Shipping marks can be made as required
5. Product label can be engraved or printed. Accept OEM.
FAQ
Q: Can you accept L/C deferred 30, 60, 90days?
A: We can.
Q: Can you supply invoice and CO with chamber of commerce?
A: Yes, we can supply.
Q: Can you supply Form e, Cerficiate of origin?
A: Yes, we can supply.
Q: Can you accept O/A payment?
A: We can.
Q: Can you supply samples?
A: Yes, some samples are free.