Qingdao Ironsteel International Trading Co., Ltd has been professional engaging in exporting work of steel fittings for 10 years.
We are supplying high quality forged steel pipe flanges and other related pipe fittings.
Standard: ASTM, DIN, ANIS, JIS and EN standard.
Steel grade: ASTM A105, S235JR, P245GH, P250GH, Q345B, 304L, 316, and other alloy materials.
Type: welding neck flange, slip on flange,blind flange, long welding neck flange, lap joint flange, socket flange, flat flange, etc.
Surface: anti-rust oil, clear lacquer, black lacquer, yellow lacquer, hot dip galvanization, etc.
Technical: forged, casting
| 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 | TUV,ISO9001:2008;PED97/23/EC,ISO14001:2004,OHSAS18001:2007 | |
| Applications | Water works, Shipbuilding industry, Petrochemical & Gas industry, Power industry, Valve industry,and general pipes connecting projects etc. | |
High standard seaworthy packing
Excellent workmanship for flanges
Our company has particular QC team to guarantee the quality of final products and packing. Before the shipment, our QC team cooperate with our sales team to make every step of inspection works, strictly according to customers' request.
Our factory has CE, BV, ISO and different related certificates for fittings
Qingdao Ironsteel International Trading Co., Ltd has been professional engaging in exporting work of steel fittings for 10 years.
We are supplying high quality forged steel pipe flanges and other related pipe fittings.
Standard: ASTM, DIN, ANIS, JIS and EN standard.
Steel grade: ASTM A105, S235JR, P245GH, P250GH, Q345B, 304L, 316, and other alloy materials.
Type: welding neck flange, slip on flange,blind flange, long welding neck flange, lap joint flange, socket flange, flat flange, etc.
Surface: anti-rust oil, clear lacquer, black lacquer, yellow lacquer, hot dip galvanization, etc.
Technical: forged, casting
| 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 | TUV,ISO9001:2008;PED97/23/EC,ISO14001:2004,OHSAS18001:2007 | |
| Applications | Water works, Shipbuilding industry, Petrochemical & Gas industry, Power industry, Valve industry,and general pipes connecting projects etc. | |
High standard seaworthy packing
Excellent workmanship for flanges
Our company has particular QC team to guarantee the quality of final products and packing. Before the shipment, our QC team cooperate with our sales team to make every step of inspection works, strictly according to customers' request.
Our factory has CE, BV, ISO and different related certificates for fittings
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