Stainless Steel Seamless Pipes
ss steel, also known as stainless acid-resistant steel, water copper iron, also known as "white iron" in Taiwan; In metallurgy, refers to the atmosphere and acid, alkali, salt and other corrosive media, showing passivity, corrosion resistance, no rust, containing high chromium alloy steel, usually contains nickel, molybdenum, vanadium, manganese, tungsten and other elements; The most important metal element to determine the anti-rust ability of stainless steel is chromium.
Send E-mail:info@gneestainless.com
Tel:+8615824687445
Description
Gnee Steel (Tianjin) Co., Ltd. is one of the most professional manufacturers and suppliers of stainless steel seamless pipes in China. With abundant experience, we warmly welcome you to wholesale customized stainless steel seamless pipes from our factory. For price consultation, contact us.
Products Description
ss seamless pipe video
Size Range | 1/4″ – 36″ NPS (Larger sizes available upon request)
Schedules | 10, 10s, 40, 40s, 80, 80s, 120, 160 (Custom wall thicknesses available upon request)
Stainless Steel Grades | 304, 304L, 316, 316L, 316L, 317L, 321 , 347, *
Special Alloys | 2205, 254SMo, Monel, Inconel, *
Chrome Moly | P5, P9, P11, P22, P91, *
Standards | ASTM / ASME
Specification
|
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 |
|||||
ss Pipe


|
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 |
|||||||||||||
Products Features
Stainless steel will not produce corrosion, pitting, rust or wear, with corrosion resistance, enhanced strength, steel deformation is not easy to break and environmental protection performance, not easy to rust. It is suitable for some public environmental hardware facilities used in harsh environments (wet, acid and alkali and other indoor and outdoor environments), and if the surface is sprayed with color, the adhesion strength will be higher, but the corrosion resistance will disappear after the surface zinc layer is damaged.
Product application areas
ss smls pipe

1. Industrial field: smls pipe are used in petrochemical, chemical, pharmaceutical, shipbuilding, aviation, automobile, construction and other industrial fields
2. Home decoration: seamless piping are used for interior decoration, such as stair railings, railings, doorknobs, kitchen equipment, etc
3. Food hygiene: ss seamless tube are used in food processing, storage, transportation and other fields, with good hygiene performance
4. Environmental protection: pipe stainless for waste water treatment, waste treatment and other environmental protection fields have good corrosion resistance and wear resistance
Packaging and shipping
stainless steel seamless

stainless steel tube packaging, with its exceptional durability and corrosion resistance, is a versatile choice for protecting and transporting sensitive electronic components. These cylindrical containers are known for their ability to shield delicate devices from environmental factors like moisture, dust, and impacts, ensuring that the enclosed items remain in pristine condition during storage and shipping. The high-quality stainless steel construction makes these tubes a reliable solution for the electronics industry, where precision and longevity are paramount.
Our team
ss pipe seamless



FAQ
Q: Are you a factory or trading company?
A: We are professional manufacturer, and our company also is a very professional a trade company for steel products.We can provide a wide range of steel products.
Q:What do your factory do regarding quality control?
A: We have obtained ISO, CE and other certifications. From materials to products, we check every process to maintain good quality.
Q: Can I get samples before order ?
A: Yes, of course. Usually our samples are free. we can produce by your samples or technical drawings.
Q:About stainless pipe product prices?
A:Prices vary from period to period due to cyclical changes in the price of raw materials.
Contact Us
Stainless Steel Seamless Pipes manager

Address
No.4-1114 Beichen Building, Beicang Town, Beicheng District, Tianjin City, China
Phone
+86-15824687445
ss@gneesteel.com
Skype
mmkelly1314
Whatsapp/Wechat
+86 15824687445
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