
Thin Wall DIN 1626 DIN 2448 DIN 1629 Seamless Hot Rolled Steel Tubes Round 6mm - 350mm
Seamless steel pipe: Seamless steel pipe is made of steel ingot or solid tube blank through perforation to make capillary, and then hot-rolled, cold-rolled or cold-drawn.
Commodity Specification | DIN1626 / ST52.4 / ST42.2 DIN1629 / St45-4,St52,St35,St37,St44 DIN 2448 / EN 10217 / BS 1387 |
Process Method | Cold draw or Hot rolled |
Surface Finish | Oiled or black painted to prevent rust. |
Size | a) NPS:1/8-20 b) Schedule: sch20,sch30,sch40,STD,sch80 |
c) OD: 6 mm ~ 350 mm d) WT: 0.8 mm ~30 mm | |
OD Tollerance | D≤48.3mm,±0.4mm/-0.79mm,D48.3-114.3mm, ±0.79%,D≥114.3mm ±1.59/- 0.79mm |
WT Tollerance | WT ±12.5% |
Chemail | C0.3% , Si≥0.1%,Mn:.29-1.06%, P≤0.035%,S≤0.035%, Cu<0.4%,,Cr<0.4%,Mo:0.15%,V:0.08% |
Tenslle Strength | 415MPA |
Yield Point | 240 MPA |
Length | 5.8-12m or above |
Ends | Beveled or square cut plastic caped. |
Delivery | FOB/CIF/CFR |
Delivery Time | According to the customers’ request. |
Application Range | Petroleum,chemical,power,gas,water,metallurgy,shipbuilding,construction,etc. |
Others | a) Special design available according to requirement. |
b) Anti-corrosion and high-temperature resistant with black painting. |
Standard | Grade | Chemical Composition(%)(max) | |||||
C | Si | Mn | P | S | Cr | ||
DIN1629 | St37.0 | 0.17 | / | / | 0.04 | 0.04 | / |
St44.0 | 0.21 | / | / | 0.04 | 0.04 | / | |
St52.0 | 0.22 | 0.55 | 1.7 | 0.04 | 0.04 | / |
Mechanical properties
Standard | Grade | Mechanical Properties | ||
TS (Mpa) | YS(Mpa) | Elongation(%) | ||
DIN1629 | St37.0 | 350-480 | 235min | 25min |
St44.0 | 420-550 | 255min | 21min | |
St52.0 | 550-650 | 270min | 21min |
Related Standard For Reference
Commodity | ASTM | DIN-17175 | OD-WT (mm) | China Grade |
Alloy pipe Fluid pipe CS pipe Hydraulic pillar pipe Line pipe Marine pipe Structure pipe | ASTM A106-A ASTM A53-A ASTM A179-C ASTM A214-C ASTM A192 ASTM A226 | DIN-17175St 37.2 DIN-17175St 35.8 DIN-17175St 35.4 | 21--457*2.77—60 (1/2”—18”) (SCH10—XXS) | 10# |
ASTM A106-B ASTM A53-B ASTM A178-C ASTM A315-B ASTM A210-A- | DIN1629 ST42 DIN1629 ST45 | 21--457*2.77—60 (1/2”—18”) (SCH10—XXS) | 20# GB 8163 | |
ASTM 1045 | CK45 | 21--457*2.77—60 (1/2”—18”) (SCH10—XXS) | 45# | |
ASTM A210-C | DIN1629 ST52.3 DIN1629 ST52.4 DIN1629 ST52 | 21--457*2.77—60 (1/2”—18”) (SCH10—XXS) | 16Mn | |
API | J55 K55 N80 L80 P110 | 4 1/2”—20” |
Product Photo
Factroy Pictures
Pipe & Tube Processing
Packing & Delivery
FAQ
Q1: ARE YOU FACTORY OR TRADER?
A1: Wuxi Sylaith Special Steel Co.,Ltd is a manufacturer of steel pipe and tube since 2010. We've gained our Export Right and become an integrated company of industry and trade in order to satisfy buyer's multi-request on different material and products.
Q2: WHICH MATERIAL/PRODUCTS YOU CAN PROVIDE?
A2: Seamless Stainless Steel Pipe / Tube, Seamless Carbon Stainless Steel Pipe /Tube,Galvanized Steel Tube witn any Shape and Welded pipes can also be available
Q3: HOW TO GET A SAMPLE?
A3: FREE samples are available for your checking and testing. And to get free samples, you need to send us you detailed receiving address (including post code) and your DHL/FedEx/UPS account for collecting samples, courier cost will be paid in your side.
Q4. CAN YOU PRODUCE THE PRODUCTS ACCORDING TO MY OWN DRAWINGS?
A4: Yes, we can produce the products according to your drawings that will be most satisfy you.
Q5: HOW TO VISIT YOUR FACTORY?
A5: Most of the main cities have flights to Shanghai; you can take flight to Shanghai Putong/Hongqiao International Airport.
If you come from Hongkong, it will take 2 hours by flight (every day 5 flight around noon time).
WUXI SYLAITH SPECIAL STEEL CO.,LTD
Wuxi Sylaith Special Steel Co.,Ltd
Wuxi Sylaith Special Steel Co.,Ltd has 20,000 square meters of indoor storage, more than 20,000 tons of spot inventory. spot product standard involves european standard, american standard, british standard, australian standard, german standard, russian standard, japanese standard, national standard and so on.
Since its establishment, Wuxi Sylaith Special Steel Co.,Ltd has gained rich experience in Pipes, Fittings, Flanges, Valves, Structural steel, Coils and Plates in past twenty years. And our company has expanded its field of activities and entered in trade and supply of tubular & flat products in Duxplex and Super Duplex, Stainless Steel, Nickel Base alloy Steel ,Cr-Mo alloy steel , Copper Nickel alloy steel,Carbon Steel for our reputed clients worldwide. The products cover steel structure engineering, nuclear power engineering, ocean engineering, construction and bridge engineering, construction machinery and equipment production, metallurgical equipment production and other fields.
Wuxi Sylaith Special Steel Co.,Ltd adheres to the distribution strategy of multiple varieties, direct supply and nearest matching. In the future the company will, as always adhering to the "customer as the buddha, are proud of the service" business philosophy, adhere to the "create, win-win" spirit of enterprise, adherence to the "first-class service, first-class products, a comprehensive build the company's core competitiveness, to provide the most valuable industry services, is committed to become china's best solution steel sales company.