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SA335 Seamless Ferritic Alloy Steel Pipe
| Brand Name : | Chengde |
|---|---|
| Type : | Seamless |
Product description
Steel Grade: P22
Out Diameter: 219-1422 mm ( 8"-56"), tolerance: ±1%
Wall Thickness: 9.53-140mm
Length: 6-11.8Meter
Seamless steel pipe
Surface: bare, black varnish or light oiled
Pipe End: Plain or Beveled (Can be Protected By Plastic Pipe Cap)
NDE: UT, ET or Hydraulic testing
Straightness: WT＜30mm, not more than 2mm per meter
WT≥30mm, not more than 3mm per meter
Others: According ASME SA335 standard
Yangzhou Chengde (YC) is one of the best steel pipe manufacturers in the world, and the production diameter from 8" to 48" in OD and wall thickness from 9.53 mm up to 140mm. We can produce the boiler steel pipe and thermal power steel pipe according to the ASTM A335 and ASME SA335 standards. In recently 10 years, we have been exported about 300000 tons P11, P12, P22, P91, P92 P5, P9 and P36 steel pipe to India, Japan, Korea, South East Asia, Middle East, North America and Europe.
In the year of 2015, we win the first prize of National Science and Technology Progress Award by the program of [The innovative research & development, and application of steel pipes used in 600 ℃ Ultra-super critical coal power generation unit".
Yangzhou Chengde is continuously strengthening the technical innovation, together with Bao steel and other companies. Yangzhou Chengde has spent 10 years on the R&D of the steel pipe used in 600 ℃ Ultra-super critical coal power generation unit and achieved the tremendous success on realizing the manufacture of such high-end seamless steel pipe from zero to the advance level, which has filled up the vacancy in China and broken up the foreign technological monopoly. The steel pipe manufacturing technology of China has leaped to the international advanced level and further confirmed the leading position of Chinese companies in researching and making high-end special steel pipes.
Our products can meet the standard requirements as follows:
Table 1 Chemical requirement
|
Grade |
C |
Mn |
P Max |
S Max |
Si |
Cr |
Mo |
Others |
|
P5 |
0.15 Max |
0.3-0.6 |
0.025 |
0.025 |
0.5 Max |
4.00-6.00 |
0.45-0.65 |
|
|
P9 |
0.15 Max |
0.30-0.60 |
0.025 |
0.025 |
0.25-1.00 |
8.00-10.00 |
0.9-1.1 |
|
|
P11 |
0.05-0.15 |
0.3-0.6 |
0.025 |
0.025 |
0.5-1 |
1-1.5 |
0.44-0.65 |
|
|
P12 |
0.05-0.15 |
0.3-0.61 |
0.025 |
0.025 |
0.5 Max |
0.8-1.25 |
0.44-0.65 |
|
|
P22 |
0.05-0.15 |
0.3-0.6 |
0.025 |
0.025 |
0.5 Max |
0.9-2.6 |
0.87-1.13 |
|
|
P36 |
0.1-0.17 |
0.8-1.2 |
0.03 |
0.025 |
0.25-0.5 |
0.3 Max |
0.25-0.5 |
Ni:1.0-1.3,Cu 0.5-0.8,Nb 0.015-0.045,V 0.02Max,Al 0.05Max |
|
P91 |
0.08-0.12 |
0.3-0.6 |
0.02 |
0.01 |
0.2-0.5 |
8-9.5 |
0.85-1.05 |
V 0.18-0.25,N 0.03-0.07,Ni 0.4Max,Al 0.02Max,Nb 0.06-0.1,Ti 0.01 Max,Zr 0.01Max |
|
P92 |
0.07-0.13 |
0.3-0.6 |
0.02 |
0.01 |
0.5 Max |
8.5-9.5 |
0.3-0.6 |
V 0.15-0.25,N 0.03-0.07,Ni 0.4max,Al 0.02max,Nb 0.04-0.09,W 1.5-2,B 0.001-0.006,Ti 0.01max,Zr 0.01max |
Chengde has the full capability to do every test in-house, from mechanical testing, chemical analysis, PMI, UT/Hydrotest etc. Chengde`s lab is qualified to ISO 17025 and CNAS standard, being proven the repeatability of accurate testings.
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