ERW Welded Steel Pipe1,Website:http://www.sinosteelpipes.com,Specification:       Material: Q235, Q345 ,S235JR,S275JR, S355,S355JR,S355J2H, STK400 ,STK50API 5L: A, B, X42, X46, X52, X56, X60, X65 X70Size List:Outer DiameterWall ThicknessLengthInchmmmmmeter1/2"21.3mm0.6mm-3.0mm0.3m-12m3/4"26.9mm0.6mm-3.0mm0.3m-12m1"33.4mm1.0mm-3.0mm0.3m-12m1-1/4"42.3mm1.0mm-4.0mm0.3m-12m1-1/2"48.3mm1.0mm-4.0mm0.3m-12m2"60.3mm1.5mm-4.0mm0.3m-12m2-1/2"76.1mm1.5mm-4.0mm0.3m-12m3"88.9mm1.5mm-9.5mm0.3m-12m4"114.3mm2.0mm-9.5mm0.3m-12m5"141.3mm3.0mm-9.5mm0.3m-12m6"168.3mm3.0mm-12.0mm1.0m-12m8"219.1mm3.2mm-12.0mm1.0m-12m10"273mm3.2mm-12.0mm1.0m-12m12"323.8mm6.0mm-15.0mm1.0m-12m14"355.6mm8.0mm-15.0mm1.0m-12m16"406.4mm8.0mm-20.0mm1.0m-12mERW Steel PipesO.D15-406mmO.D tolerance± 0.03mmThickness0.6mm -- 20mmInternational StandardISO9001:2008StandardBS EN10296,BS EN10025,BS EN10297,BS6323, BSEN10219,BSEN10217,GB/T13793-1992,GB/T14291-2006 GB/T3091-1993,GB/T3092-1993,GB3640-88MaterialQ195 → Grade B, SS330,SPHC, S185 Q215 → Grade C,CS Type B,SS330, SPHC Q235 → Grade D,SS400,S235JR,S235JO,S235J2, A500 Q345 → SS500,ST52Surface Treatment1. Bared 2. Black Painted (varnish coating) 3. With Oiled 4. 3 PE, FBE, corrosion resistant coatingEnds1. Plain 2. Beveled 3. Thread with Coupling or capEnd protector1. Plastic pipe cap 2. Iron protectorTest pressure / MpaD10.2-168.3mm as 3Mpa; D177.8-323.9mm as 5MpaPacking            1.Big OD: in bulk 2.Small OD: packed in steel strips 3.woven cloth with 7 slats 4.As per to clientsMain marketNorth America, South America, Eastern Europe, Southeast Asia, Mid East, Eastern Asia, Western EuropeSupply capacity500Ton/Day       Remarks1. Payment term: 30% T/T deposit in advance, 70% T/T balance against copy of B/L.  L/C at sight. 2.Trade term: FOB,CFR, CIF 3.Minimum quantity order:10MT 4.Delivery period:15 to 20 days after we receive your deposit2,Characteristic & Application:    Straight seam steel pipes are mainly used in domestic water engineering, petrochemical industry, chemical industry, power industry, agricultural irrigation, urban construction. For the transport of liquids: water supply and drainage. For gas transportation: gas, steam, liquefied petroleum gas. For structural purposes: as piling pipe for bridges; docks, roads, buildings and other structures tube.3, ERW Pipes Manufacturing Process as follow:    Slitting - uncoiling - strip leveler - head and tail cut - strip butt - Looped material storage - Forming - Welding - clear the glitch - Sizing - testing - fly cut - initial inspection - Tube Straightening - pipe processing - hydrostatic Test - flaw detection - printing and coating - finished. 4,Product show:     (1).Raw material(2).Production line(4).Finished product(5).Our warehouse5. Adavantage:    As one of the biggest manufactures of China, we exported large quantity to American, Europe, Asia and Africa countries, due to high quality and reasonable price. Our price is very competitive because we are manufacturer, we are the source.