St37.4 Seamless Steel Tube
DIN 1630 grade St 37-4 carbon steel seamless pipes are also known as mild steel pipes and tubes. DIN 1630 grade St 37-4 pipes are low cost low carbon steel pipes with a maximum carbon content of 017 % and a minimum carbon content of 035 % Manganese for easy formability.
Gnee Steel (Tianjin) Co., Ltd. is one of the most reliable manufacturers and suppliers of st37.4 seamless steel tube in China, also supports customized service with low price. Welcome to wholesale discount st37.4 seamless steel tube for sale here from our factory. Contact us for free sample.
St37.4 Seamless Steel Pipe
DIN 1630 St37.4 Seamless Steel Tube Description
DIN 1630 ST37.4 seamless steel pipes/pipes are mainly used in the construction of chemical plants, vessels, piping systems and general mechanical engineering purposes. St37.4 steel pipe to DIN1630 is specially designed to meet high performance requirements. Generally, there is no limit value for the maximum allowable working pressure of DIN 1630 ST37.4 seamless steel pipe. The permissible working pressure must not exceed 300°C.
St37.4 Steel Pipe Specification
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Product Name |
Carbon Steel Pipe |
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MOQ |
30 Ton, more quantity price will be lower |
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Standard |
AISI, ASTM, DIN, JIS, GB,JIS, SUS, EN, etc. |
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Material |
10#,20#,45#,ST37, ST52, A106, A53, Q235, Q345, Q195, Q215, etc. |
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Outer diameter |
18.0mm-812.0mm or as required |
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Wall thickness |
1.0mm-120.0mm or as required |
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Length |
3m, 5.8m, 6m, 11.8m, 12m or as required |
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Technology |
Hot rolled, Cold rolled, Cold -drawing |
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Tolerance |
Control with in the standard, OD:+/-1%, WT:+/-5% |
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Surface |
Black painting, anti-corrosion oil, galvanized or as per required by customer |
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Application |
Widely used in Structure, Accessorize, liquid delivery (pump well, gas, water), construction pipe, structuralpipe (greenhouse structure, fence post), curtain wall, machinery part ect. |
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Packing |
Standard Sea-worthy Packing, according to customer's requirement |
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Advantages |
1. Short delivery time |
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2. Quality assurance |
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3.Competitive price |
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4. Free Sample |
DIN 1630 St37.4 Seamless Steel Pipe
| DIN1630 St 37.4 Steel Pipe Chemical composition | ||||||||
| Steel grade | Type of deoxidation (RR.fully killed) | Chemical composition, % by mass | Addition of nitrogen fixing elements (e.g.no less than 0.020% Al total) | |||||
| Symbol | Material number | C | Si | Mn | P | S | ||
| max | max | |||||||
| St 37.4 | 1.0255 | RR | 0.17 | 0.35 | >=0.35 | 0.040 | 0.040 | Yes |
DIN1630 St 37.4 Seamless Steel Pipe Mechanical Property
| Steel grade | Upper yield stress Reh for wall thickness in mm | Tensile strength Rm N/mm2 | Elongation after fracture A5 | Impact energy ISO V-notch test pieces at+20°C | |||||
| Symbol | Material number | Up to 16 | 16-40 | 40-65 | longitudinal | transverse | longitudinal | transverse | |
| N/mm2 min | % min | / min | |||||||
| St 37.4 | 1.0255 | 235 | 225 | 215 | 350 to 480 | 25 | 23 | 43 | 27 |
Company Profile
GNEE Group is a modern comprehensive steel service enterprise specializing in the processing, sales and technical services of carbon steel products. The company specializes in selling seamless carbon steel pipes, oil casings, stainless steel seamless pipes, galvanized seamless pipes, 3PE anti-corrosion steel pipes and other steel pipe products. Mainly exported to Singapore, South Korea, Philippines, Vietnam, Peru, Saudi Arabia, Guatemala, Bangladesh, India and other countries. GNEE has been engaged in the steel industry for more than 15 years, has rich team management experience, and has established good business relationships with customers and factories. Committed to strict quality control and thoughtful customer service, and providing a variety of product customization processing services. It has ISO9001 management system certification and CE certification for stainless steel products. The company always adheres to the business philosophy of "quality first, service first, honest cooperation, mutual benefit and win-win" to cooperate with new and old customers and seek common development.
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