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).