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Stainless Steel Pipe
Stainless Seamless Steel Pipe
OD: 6mm to 710mm
WT: 0.6mm - 48mm
Length: 5.8/6/11.8/12m
Standard:
ASTM A213, ASTM A312, ASTM A269, ASTM A778, ASTM A789
DIN 17456,DIN 17457
EN 10216, BS 3605, JIS 3459, JIS3463
Material: 304,304/l,304h,310/s,310h,316,316l,321,321h ,309,2205,2507,32760,904l,s31254,253ma
Process: Cold drawn, cold rolled, precision rolled
Delivery: Within 30 days and depends on your order quantity.
Surface: Annealed, pickling, polished
Packing: Bundle or bulk , seaworthy packing or for the client's requirement
Usage: In chemical industry, coal, oil field open machine, building materials heat-resistant parts.
Standard
Specification
Applications:
Stainless steel seamless pipe has a variety of uses, including oil pipes, air conditioning pipes, water pipes, and automobile pipes. It is also widely used in many fields such as chemistry, shipbuilding, water conservancy, food, medicine, and so on. For example, in the shipbuilding industry, stainless steel seamless pipes have not only excellent corrosion resistance but also good toughness to meet the requirements of different marine applications.
In addition, stainless steel seamless pipe also has important applications in the pharmaceutical, agricultural, and upstream oil industries. For example, in the pharmaceutical industry, stainless steel seamless pipes are usually used to transport drugs; In the agricultural sector, this seamless pipe can transport crops to keep them fresh and clean. In addition, in the upstream oil industry, stainless steel seamless pipes are often used to transport oil products, ensuring the safe operation of the industry.
Therefore, stainless steel seamless pipe is undoubtedly an indispensable and essential part of many industries, thus promoting the development of the industry and playing an irreplaceable role.
Advantages:
▪ Stainless steel seamless pipe has strong corrosion resistance. It can effectively resist various corrosive environments, such as chloride ions, acid, nitric acid, hydrochloric acid, etc.
▪ Stainless steel seamless pipe has good thermal deformation performance. It can withstand high-temperature stress without deformation and deterioration, thus effectively improving work efficiency and avoiding potential difficulties.
▪ Stainless steel seamless pipe has high strength and reliability. It has outstanding tensile strength and bending strength.
Features:
High dimensional accuracyGood corrosion resistance
Good durability
Superior performance
Highly dense metal
Fine finishing
Excellent corrosion resistance
Variable cross section available
Competitive factory price
Product |
Stainless Steel Seamless Pipe, SS SMLS Pipe |
Size |
OD: 6mm to 710mm |
WT: 0.6mm - 48mm |
|
LENGTH: 5.8/6/11.8/12m |
|
Standard |
ASTM A213, ASTM A312, ASTM A269, ASTM A778, ASTM A789 |
DIN 17456,DIN 17457 |
|
EN 10216, BS 3605, JIS 3459, JIS3463 |
|
Material |
304,304/L,304H,310/S,310H,316,316L,321,321H ,309,2205,2507,32760,904L,S31254,253MA |
Process |
Cold drawn, Cold rolled, Precision Rolled |
Finish |
Annealed & pickled, bright annealing, polished |
Specification:
ASTM A213 |
Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes (1/8”-5”) |
ASTM A312 |
Standard Specification for Seamless and Welded Austenitic Stainless Steel Pipes |
ASTM A269 |
Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service |
ASTM A268 |
Standard Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service |
ASTM A270 |
Standard Specification for Seamless and Welded Austenitic Stainless Steel Sanitary Tubing |
ASTM A249 |
Standard Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes |
ASTM A376 |
Standard Specification for Seamless Austenitic Steel Pipe for High-Temperature Central-Station Service |
ASTM A632 |
Specification for Seamless and Welded Austenitic Stainless Steel Tubing (Small-Diameter) for General Service |
ASTM A789 |
Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service |
ASTM A1016/A1016M |
Standard Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes |
Stainless Steel Seamless Pipe Chemical Component:
Type |
Grade |
Grade |
Chemical Component % |
||||||||||||||
C |
Cr |
Ni |
Mn |
P |
S |
Mo |
Si |
Cu |
N |
Other |
|||||||
Austenitic |
201 |
SUS201 |
≤0.15 |
16.00-18.00 |
3.50-5.50 |
5.50-7.50 |
≤0.060 |
≤0.030 |
- |
≤1.00 |
- |
≤0.25 |
- |
||||
304 |
1.4301 |
≤0.07 |
17.00-19.00 |
8.00-10.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
≤1.00 |
- |
- |
- |
|||||
304L |
1.4307 |
≤0.030 |
18.00-20.00 |
8.00-10.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
≤1.00 |
- |
- |
- |
|||||
304H |
1.4948 |
0.04-0.10 |
18.00-20.00 |
8.00-10.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
≤1.00 |
- |
- |
- |
|||||
309 |
1.4828 |
≤0.20 |
22.00-24.00 |
12.00-15.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
≤1.00 |
- |
- |
- |
|||||
309S |
* |
≤0.08 |
22.00-24.00 |
12.00-15.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
≤1.00 |
- |
- |
- |
|||||
310 |
1.4842 |
≤0.25 |
24.00-26.00 |
19.00-22.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
≤1.50 |
- |
- |
- |
|||||
310S |
* |
≤0.08 |
24.00-26.00 |
19.00-22.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
≤1.50 |
- |
- |
- |
|||||
314 |
1.4841 |
≤0.25 |
23.00-26.00 |
19.00-22.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
1.50-3.00 |
- |
- |
- |
|||||
316 |
1.4401 |
≤0.08 |
16.00-18.50 |
10.00-14.00 |
≤2.00 |
≤0.045 |
≤0.030 |
2.00-3.00 |
≤1.00 |
- |
- |
- |
|||||
316L |
1.4404 |
≤0.030 |
16.00-18.00 |
10.00-14.00 |
≤2.00 |
≤0.045 |
≤0.030 |
2.00-3.00 |
≤1.00 |
- |
- |
- |
|||||
316Ti |
1.4571 |
≤0.08 |
16.00-18.00 |
10.00-14.00 |
≤2.00 |
≤0.045 |
≤0.030 |
2.00-3.00 |
≤1.00 |
- |
0.1 |
Ti5(C+N)~0.70 |
|||||
317 |
* |
≤0.08 |
18.00-20.00 |
11.00-15.00 |
≤2.00 |
≤0.045 |
≤0.030 |
3.00-4.00 |
≤1.00 |
- |
0.1 |
- |
|||||
317L |
1.4438 |
≤0.03 |
18.00-20.00 |
11.00-15.00 |
≤2.00 |
≤0.045 |
≤0.030 |
3.00-4.00 |
≤1.00 |
- |
0.1 |
- |
|||||
321 |
1.4541 |
≤0.08 |
17.00-19.00 |
9.00-12.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
≤1.00 |
- |
- |
Ti5(C+N)~0.70 |
|||||
321H |
* |
0.04-0.10 |
17.00-19.00 |
9.00-12.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
≤1.00 |
- |
- |
Ti5(C+N)~0.70 |
|||||
347 |
1.4550 |
≤0.08 |
17.00-19.00 |
9.00-12.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
≤1.00 |
- |
- |
Nb≥10*C%-1.10 |
|||||
347H |
1.494 |
0.04-0.10 |
17.00-19.00 |
9.00-12.00 |
≤2.00 |
≤0.045 |
≤0.030 |
- |
≤1.00 |
- |
- |
Nb≥10*C%-1.10 |
|||||
xm-19 |
Nitronic50 |
≤0.06 |
20.50-23.50 |
11.50-13.50 |
4.0-6.0 |
≤0.045 |
≤0.030 |
1.50-3.00 |
≤1.00 |
- |
0.2-0.4 |
Nb:0.10-0.30 V:0.10-0.30 |
|||||
904L |
N08904 |
≤0.02 |
19.0-23.0 |
23.0-28.0 |
4.0-5.0 |
≤0.045 |
≤0.035 |
|
≤1.00 |
|
0.1 |
Cu:1.0-2.0 |
|||||
Duplex |
2205 |
S32205 |
≤0.03 |
22.0-23.0 |
4.5-6.5 |
≤2.00 |
≤0.030 |
≤0.020 |
3.0-3.5 |
≤1.00 |
- |
0.14-0.20 |
|
||||
2507 |
S32750 |
≤0.03 |
24.0-26.0 |
6.0-8.0 |
≤1.20 |
≤0.035 |
≤0.020 |
3.0-5.0 |
≤0.80 |
0.5 |
0.24-0.32 |
|
|||||
* |
S32760 |
≤0.03 |
24.0-26.0 |
6.0-8.0 |
≤1.00 |
≤0.030 |
≤0.010 |
3.0-4.0 |
≤1.00 |
0.5-1.00 |
0.2-0.3 |
|
|||||
2304 |
S32304 |
≤0.03 |
21.5-24.5 |
3.0-5.5 |
≤2.50 |
≤0.040 |
≤0.030 |
0.05-0.6 |
≤1.00 |
0.05-0.6 |
0.05-0.2 |
|
|||||
329 |
1.4460 |
≤0.08 |
23.00-28.00 |
2.00-5.00 |
≤1.00 |
≤0.040 |
≤0.030 |
1.00-2.00 |
≤0.75 |
- |
- |
|
|||||
Ferrite |
409 |
S40900 |
≤0.03 |
10.50-11.70 |
0.5 |
≤1.00 |
≤0.040 |
≤0.020 |
- |
≤1.00 |
- |
≤0.030 |
Ti6(C+N)~0.50 Nb:0.17 |
||||
430 |
1Cr17 |
≤0.12 |
16.00-18.00 |
- |
≤1.0 |
≤0.040 |
≤0.030 |
- |
≤1.0 |
- |
- |
- |
|||||
446 |
S44600 |
≤0.20 |
23.00-27.00 |
0.75 |
≤1.5 |
≤0.040 |
≤0.030 |
1.50-2.50 |
≤1.00 |
- |
≤0.25 |
- |
|||||
Martensite |
410 |
1Cr13 |
0.08-0.15 |
11.50-13.50 |
0.75 |
≤1.00 |
≤0.040 |
≤0.030 |
- |
≤1.00 |
- |
- |
- |
||||
420 |
2Cr13 |
≥0.15 |
12.00-14.00 |
- |
≤1.00 |
≤0.040 |
≤0.030 |
- |
≤1.00 |
- |
- |
- |
|||||
440C |
11Cr17 |
0.95-1.20 |
16.00-18.00 |
- |
≤1.00 |
≤0.040 |
≤0.030 |
0.75 |
≤1.00 |
- |
- |
- |
|||||
PH |
630 |
17-4PH |
≤0.07 |
15.00-17.50 |
3.00-5.00 |
≤1.00 |
≤0.035 |
≤0.030 |
- |
≤1.00 |
3.00-5.00 |
- |
Nb 0.15-0.45 |
||||
631 |
17-7PH |
≤0.09 |
16.00-18.00 |
6.50-7.50 |
≤1.00 |
≤0.035 |
≤0.030 |
- |
≤1.00 |
≤0.50 |
- |
Al 0.75-1.50 |
|||||
632 |
15-5PH |
≤0.09 |
14.00-16.00 |
3.50-5.50 |
≤1.00 |
≤0.040 |
≤0.030 |
2.00-3.00 |
≤1.00 |
2.5-4.5 |
- |
Al 0.75-1.50 |
|||||
Grade |
Tensile Strength |
Yeild Point |
EL. Min(%) |
Rockwell |
|||||||||||||
Min(Mpa) |
Min(Mpa) |
Max |
|||||||||||||||
TP 304 |
515 |
205 |
35 |
90 |
|||||||||||||
TP 304H |
550 |
240 |
35 |
90 |
|||||||||||||
TP 304L |
485 |
170 |
35 |
90 |
|||||||||||||
TP 309S |
515 |
205 |
35 |
90 |
|||||||||||||
TP 310S |
515 |
205 |
35 |
90 |
|||||||||||||
TP 316 |
515 |
205 |
35 |
90 |
|||||||||||||
TP 316L |
485 |
170 |
35 |
90 |
|||||||||||||
TP 316Ti |
515 |
205 |
35 |
90 |
|||||||||||||
TP 317 |
515 |
205 |
35 |
90 |
|||||||||||||
TP 321 |
515 |
205 |
35 |
90 |
|||||||||||||
TP 321H |
515 |
205 |
35 |
90 |
|||||||||||||
TP 347 |
515 |
205 |
35 |
90 |
|||||||||||||
TP 347H |
515 |
205 |
35 |
90 |
Process
Seamless stainless steel pipe is made from solid stainless steel bar which is called billet. By using different processing techniques such as extruding, gun drilling or piercing, the steel bars are produced to be steel tubes.
1. Firstly, the billets would be inspected exactly.
2. Then put the billets into the heat to raise the temperature.
3. The hot billets would then be pierced through the center with a mandrel. Through this procedure, the bar shape billet becomes hollow shape billet.
4. The next step is rolling and stretching the hollow billet. The billet is precisely rolled and stretched until it meets all the specifications with length, diameter and wall thickness according to requirements.