Carbon and high-strength low alloy steels meant for structural purposes in various forms, plates and bars are covered by specification ASTM A709. These components are first quenched, following which the alloy steel is tempered. The use of these structural plates or ASTM A709-50W Corten Steel Welded Pipe is specifically designed for use in bridges. Heat analysis is often performed on these samples to determine the percentage of several elements in their chemistry.
The chemistry of an astm a709 gr 36 steel Seamless Pipe may contain any of the following elements carbon, sulfur, silicon, manganese, phosphorus, and copper in a specified limit. A tension test administered on the astm a709 grade 50 steel pipe could be used to circumscribe the expected tensile properties. Generally, tensile tests detail parameters such as tensile and yield strength in addition to elongation properties as well. Materials for the astm a709 grade 50w weathering steel Pipe are mandated to undergo the following tests. First, an impact test is conducted on the specimen for both the non-fracture critical as well as the fracture critical members. Next, the specimen of ASTM A709 Pipe is subjected to a Brinell hardness test for Grades 100 and 100W. It is required to check the ASTM A709 Grade 50W Pipe for atmospheric corrosion resistance.
Production |
ASTM A709 Steel pipe |
Standard |
API 5L, ASME, ASTM B36, JIS, DIN, GB8162, GB8163, GB5310,etc. |
Out Diameter |
DN10~DN1200,1/8"~100",6mm~2400mm |
Wall Thickness |
SCH5~SCH160,STD,XS,XXS,1mm~120mm |
Material |
ASTM A106 GRB/ A53 GRB/ API 5L X42,X52,X60,X65,X70GRB/ API 5 CT/ Q345/ ST42/ST37/ ST52.Q195/Q215/Q235/A179etc. |
Length |
12m,11.8m,6m,5.8m,or as customers required |
Surface treatment |
Black painting, black varnish, transparent oil, hot galvanized, 3PE,epoxy coating,BE,PE.etc. |
Technique |
Seamless & welded |
Usage |
1. Low and middle pressure fluid transportation pipeline 2. Casing Tube 3. Boiler Pipe 4. Petroleunm and natural gas industry 5. Chemistry industry 6. Electric industry |
Package |
1. Bundle packing. 2. Bevelled end or plain end or warnished as per buyer's required. 3. Marking: as per customer's requests. 4. Painting varnish coating on the pipe. 5. Plastic caps at ends. |
Supply |
1. seamless steel pipe 2. ERW steel pipe 3. steel casing 4. tubing 5. hot-rolled steel pipe 6. spiral steel pipe 7. hot-galvanized steel pipe |
Min Order Quantity |
According to customer's requirement |
APPLICATION | BRITISH STANDARD | JAPANESEJIS | GERMAN DIN |
AMERICAN ASTM |
AIR PRE HEATERS | BS-6323-5 BS-6323-6 |
JIS G 3445 | DIN 17177 EN 10217-1 AND 2 EN 10305-2 AND 3 |
ASTM A423 GR.1 ASTM A214 |
C | Si | Mn | P | S | Ni | Cr | Cu | V |
0.19 | 0.30-0.65 | 0.80-1.25 | 0.04 | 0.05 | 0.40 | 0.40-0.70 | 0.25-0.40 | 0.02-0.10 |
GRADE 50W | TYPE A | TYPE B |
CARBON | 0.19% MAX | 0.20% MAX |
MANGANESE | 0.80-1.25% | 0.75-1.35% |
PHOSPHORUS | 0.030% MAX | 0.030% MAX |
SULFUR | 0.030% MAX | 0.030% MAX |
SILICON | 0.30-0.65% | 0.015-0.50% |
NICKEL | 0.40% MAX | 0.50% MAX |
CHROMIUM | 0.40-0.65% | 0.40-0.70% |
COPPER | 0.25-0.40% | 0.20-0.40% |
VANADIUM | 0.02-0.10% | 0.01-0.10% |
Yield strength (≥Mpa) | Tensile strength (≥Mpa) | Elongation in ≥,% | |
345 | 485 | 200mm | 50mm |
18 | 21 |
GRADE | THICKNESS | WIDTH | LENGTH |
36 | 3/16" – 4" | 48" – 120" | UP TO 480" |
50 | 3/16" – 4" | 48" – 120" | UP TO 480" |
50W | 3/16" – 4" | 48" – 120" | UP TO 480" |
HPS 50W | 3/16" – 4" | 48" – 120" | UP TO 480" |
HPS 70W | 3/16" – 4" | 48" – 120" | UP TO 480" |