Product Name: 40L High Pressure Seamless Steel Gas Cylinders Model NO.: WMA219-40-15 Seamless Steel Gas Cylinders Combination Cylinder Type: Gas-Liquid Pressurized Cylinder Special Cylinder Type: Number of Cylinders Double-Acting Cylinder Type: Common Cylinder Pressure Direction: Single-acting Cylinder Standard: Standard Power: Hydraulic Structure: General Cylinder Usage: Oxygen Material: Steel Water Capacity: 40L Diameter: 219mm Height: 1305mm Working Pressure: 150bar Test Pressure: 250bar 20FT Container: 470PCS Name: Seamless Steel Gas Cylinders Trademark: DSW high pressure gas cylinder Transport Package: Pack in Net Bag Specification: ISO9809-3, TPED certificate Origin: China HS Code: 731100 Product Description Model Number: ISO219-40-150Valve:QF-2CMaterial: Steel 37MnNew seamless steel gas cylinder for N2,O2,Ar,CO2,N2O,HeliumPlace of Origin: China (Mainland)Brand Name: DSWThickness of seamless:5.7mmWeight of seamless: 47to 50kgWorking pressure:150barTest pressure: 250barTP:250KG/CM2PW:150KG/CM2100% new high quality seamless steel pipe from Bao Shan Iron co.,ltd (Baosteel).Total five working line make 3000pcs per day for oxygen gas cylinder, argon gas cylinder, helium gas cylinder, Nitrogen gas cylinder , Co2 gas cylinder, N2O gas cylinder..etcChina top one advanced heat treatment machine. And China top one internal polishing machine to make high purity gas cylinder with 99.999% oxygen gas, helium gas, N2O gas and argon gas....100% Hydrostatic prssure test and leakage test to keep the qualityAdvanced automatic spraying working line make the spraying at high top quality , no any bubble , without shrinkage and distoration .Japan imported shoulder marking machine make it the most qualified ones .DSW seamless gas cylinder have nice appearance shoulders because we use shape-correction machine treatment make the cylinder shoulder most beautiful shape which other supplier can't be compared.Laboratory test standard ISO9809-3 and ISO9809-1, DOT-3AA, EN1964,GB5099 ..etcSpecificationType(mm)OutsideDiameter(L)WaterCapacity(mm)Height(Withoutvalve)(Kg)Weight(Withoutvalve,cap)(Mpa)WorkingPressure(mm)Design WallThicknessMaterialGradesWMA121-2.8-151212.83504.9153.537MnWMA121-3-1533755.2WMA121-3.2-153.23905.4WMA121-3.5-153.54205.7WMA121-4-1544706.3WMT121-3.2-153.23875WMT121-4-1544776.1WMA140-3.4-151403.43215.8154.137MnWMA140-3.6-153.63356WMA140-4-1543656.4WMA140-5-1554407.6WMA140-6-1565158.8WMA140-6.3-156.35459.2WMA140-6.5-156.55579.4WMA140-6.7-156.75679.5WMA140-7-1575959.9WMA140-7.5-157.563210.5WMA140-8-15866511WMA140-9-15974512.2WMA140-10-151083013.5WMA140-11-151188514.3WMA140-13.4-1513.4107017.1WMA140-14-1514111517.7WMA152-6-1515264508.5154.437MnWMA152-7-1575109.5WMA152-7.6-157.655010.1WMA152-8-15858510.7WMA152-10-151070012.6WMA152-15-1515101217.7WMA159-4-1515943206.8154.437MnWMA159-4.5-154.53507.3WMA159-7-1574959.8WMA159-8-15855410.8WMA159-9-15961011.7WMA159-10-151066512.7WMA159-11-151172213.7WMA159-12-151279014.8WMA159-12.5-1512.580215WMA159-13-151383315.6WMA159-13.4-1513.485516WMA159-13.5-1513.586616.1WMA159-13.7-1513.787816.3WMA159-14-151489016.5WMA159-15-151594517.5WMA159-16-1516100018.4WMA180-8-15180848013.8155.337MnWMA180-10-151057016.1WMA180-12-151266018.3WMA180-15-151579021.6WMA180-20-1520101527.2WMA180-21-1521106128.3WMA180-21.6-1521.6108729WMA180-22.3-1522.3110029.4WMA219-20-152192070527.8155.737MnWMA219-21-152173528.8WMA219-25-152585532.8WMA219-27-152791534.8WMA219-36-1536118543.9WMA219-38-1538124545.9WMA219-40-1540130547.8WMA219-45-1545145552.9WMA219-46.7-1546.7150554.6WMA219-50-1550160557.9WZA267-40-152674092243.3155.837MnWZA267-50-1550111951.3WZA267-60-1560131659.3WZA267-68-1568147465.7WZA267-70-1570151367.3WZA267-80-1580171075.4Company profile:Established in 1998. Our company possesses three production lines for production of various seamless gas cylinders. The annual production and sale for gas cylinders of below 20L for 600 thousand pieces, accounting for 90% domestic share in small size gas cylinder market. The recently set up new production line for 0.4L-80L emergency respirator, colliery escape capsule and refuge chamber has the annual production of 700 thousand pieces of cylinders. By the year 2013, the total specifications we do ascent to 109 types to meet different customers' requirement.Our major products are oxygen cylinder, nitrogen gas cylinder, carbon dioxide gas cylinder, argon gas cylinder, other industrial gas cylinder, medical oxygen gas cylindersupply unit, etc., with wide application for fields of medical apparatus and instruments, engineering machinery, colliery rescue, gas industry, welding-cutting machinery, and chemical industry. Our cryogenic vessels production line mainly produce cryogenic liquid storage tanks, welding insulation cylinders, cryogenic reaction device, cryogenic tanks, cryogenic ISO tank container and air temperature vaporizer.So far our products are enjoying good markets at home and exporting to European and American countries, the Middle East countries, West Asia, as well as South and East Asia countries.Why choose DSW as good supplier:1, Old established company around 15 years history. Customers from South America, Asia, Middle east , Europe and Africa.2, Advanced euquipment, especially the heat treat machine and internalo polish machine, can do internal polish 500 pcs a day. Total four working line make 3000pcs per day gas cylinder. imported Japan shoulder marking machine make the cylinder arrange number one in China.3, Compared other supplier gas cylinder, DSW seamless gas cylinder have nice appearance because we use shape-correction machine treatment make the cylinder shoulder beautiful shape.4 , Payment : we gave our customers good payment condition so that customers don't worry about their payment.5, our sales team has 5 to 15 years working export business experience. We know what customers need what kind of quality and what kind of cylinders . Time by time we introduce new different cylinders to our customers.In our mind make customer easy ,make customers bought most compentitve and most high quality cylinders and fast delivery time shipment is our goal.