Blind Carbon Steel Flanges
Blind carbon steel flanges is a very common connector of the flange. It is often used at the end of pipes. We have a very wide range of sizes from DN15 to DN2000, and also various standards: EN, DIN, UNI, BS, NF, ANSI, JIS, KS, API, MSS and so on. The material for the flanges we have carbon steel and stainless steel, and if you want other material we can also supply it. We can produce as the standard and also can make as the customers’ requirement.
Description

GOODWILL is one of the professional producer of China for various pipe fittings. The flanges are one of our main product which used to very widely range of fields. We can supply various sizes and material standards, and can also do as your requirements for the standard,material,and other details. Good quality, short delivery time, abundant products, make more and more customers choose us, if you have any requirements, please kindly contact us, hope we can establish a long-term cooperative relationship.

Steel Flanges | ||
Material | Carbon steel | ASTM A105. ASTM A350 LF1. LF2, CL1/CL2, A234, S235JRG2, P245GH |
| P250GH, P280GHM 16MN, 20MN ,20# | ||
Stainless steel | ASTM A182, F304/304L, F316/316L | |
Alloy steel | ASTM A182 A182 F12,F11,F22,F5,F9,F91etc. | |
Standard | ANSI | Class 150 Flanges-Class 2500 Flanges |
DIN | 6Bar 10Bar 16Bar 25Bar 40Bar | |
JIS | 5K Flanges-20K Flanges | |
UNI | 6Bar 10Bar 16Bar 25Bar 40Bar | |
EN | 6Bar 10Bar 16Bar 25Bar 40Bar | |
TYPE | 1.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 | ||
Surface | Anti-rust oil, clear lacquer, Black lacquer, Yellow lacquer,hot-dipped Galvanized,electrical galvanized | |
Connection | Welding, Threaded | |
Technical | Forged, Casting | |
Size | DN10-DN3600 | |
Package | 1.>Standard export packaging (Plywood Case Of Outside,Plastic Cloth Of Inside). 2:As Customers' Requirements | |
Heat Treatment | Normalizing, Annealing, Quenching Tempering | |
Certificate | ISO9001:2008 | |
Applications | Water works, Shipbuilding industry, Petrochemical & Gas industry, Power industry, Valve industry,and general pipes connecting projects etc. | |

GOODWILL have many strict inspection procedures through the process of the flange production. Firstly it’s the test for raw materials, the suppliers need to give the original test reports for the materials, then we test it in our factory with the analytical instrument, for the chemical composition and mechanical capacity analysis, this step is to make sure the raw material have the good quality. Throughout the production process, we will monitor and check each production step to ensure the quality of products. Before delivery we will tested the flange 100% accordingly , to ensure the flanges meet the requirements of the standards or the customers.

GOODWILL established in 1991, as one leading professional manufacturer and supplier in plumbing fittings line. We can supply various goods for the pipe fittings. For the flanges---one of our main product, we have the professional plant and equipment for production, the supply ability is about 6000tons per year. We established the coordinated processes of manufacturing, inspection, marketing and after -sale service, to ensure the goods quality and the best service to our customers.


Different packing for the different flanges. For the big size we usually use the wooden pallets, the normal size usually use the wooden case, and we can also make the package as customers’ requirements. All of these packages are strong and durable, also suitable for long time sea transportation.
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