ASTM A53 Gr.B electric resistance welded(ERW) steel pipes are manufactured as per ASTM A53 specification,they are welded steel pipes made by electric resistance welding method. ASTM A53 specification covers seamless and welded black and hot-dipped galvanized steel pipe in NPS 1⁄8 to NPS 26(DN6 to DN 650).It is acceptable for welding,flagging,and bending.
1. ASTM A53 GR.B ERW steel pipe Testing and Inspection Reports: EN 10204 3.1, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, Destructive Test Report, Non Destructive Test Reports, Mill TC EN 10204 3.1, NABL Approved Lab, Chemical and Mechanical Reports, India Boiler Regulations (IBR) Test Certificate
2. Packing: ASTM A53 GR.B ERW Steel Pipe Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests
3. Finishes: Bare, Oiled, Mill Varnish, Galvanized, FBE, FBE Dual, 3LPE, 3LPP, Coal Tar, Concrete Coating and Tape Wrap.End Finishes:Beveled, Square Cut, Threaded & Coupled.
4. Application & uses: Suitable for Conveying gas, water, oil, and other liquefied media.
Value added service;steel structure.
ASTM A53 Grade B Pipe Chemical Properties %
1. ASTM A53 GR.B ERW steel pipe Testing and Inspection Reports: EN 10204 3.1, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, Destructive Test Report, Non Destructive Test Reports, Mill TC EN 10204 3.1, NABL Approved Lab, Chemical and Mechanical Reports, India Boiler Regulations (IBR) Test Certificate
2. Packing: ASTM A53 GR.B ERW Steel Pipe Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests
3. Finishes: Bare, Oiled, Mill Varnish, Galvanized, FBE, FBE Dual, 3LPE, 3LPP, Coal Tar, Concrete Coating and Tape Wrap.End Finishes:Beveled, Square Cut, Threaded & Coupled.
4. Application & uses: Suitable for Conveying gas, water, oil, and other liquefied media.
Value added service;steel structure.
ASTM A53 Grade B Pipe Chemical Properties %
|
|
Type S (seamless) |
Type E (electric-resistance welded) |
Type F (furnace- welded pipe) |
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|
|
Grade A |
Grade B |
Grade A |
Grade B |
Grade A |
|
Carbon max. % |
0.25 |
0.30 |
0.25 |
0.30 |
0.3 |
|
Manganese % |
0.95 |
1.2 |
0.95 |
1.2 |
1.2 |
|
Phosphorous, max. % |
0.05 |
0.05 |
0.05 |
0.05 |
0.05 |
|
Sulfur, max. % |
0.045 |
0.045 |
0.045 |
0.045 |
0.045 |
|
Copper, max.% |
0.40 |
0.40 |
0.40 |
0.40 |
0.4 |
|
Nickel, max. % |
0.40 |
0.40 |
0.40 |
0.40 |
0.4 |
|
Chromium, max. % |
0.40 |
0.40 |
0.40 |
0.40 |
0.4 |
|
Molybdenum, max. % |
0.15 |
0.15 |
0.15 |
0.15 |
0.15 |
|
Vanadium, max. % |
0.08 |
0.08 |
0.08 |
0.08 |
0.08 |
Outside Diameter at any point shall not vary from standard specified more than:
|
For NPS 1 1/2 and Smaller Sizes |
For NPS 2 and Larger Sizes |
||
|
1/64" |
1/32" under |
1% over |
1%under |
Tensile Requirements
|
|
Seamless and Electric-resistance-welded |
Continuous-Welded |
|
|
|
Grade A |
Grade B |
|
|
Tensile Strength, min., psi |
48,000 |
60,000 |
45,000 |
|
Yield Strength, min., psi |
30,000 |
35,000 |
25,000 |
ASTM A53 Grade B ERW structural steel Pipe Equivalent
|
UNS |
KS |
JIS |
DIN Type |
DIN Number |
EN |
|
K03005 |
SPPS42 |
STPG410 |
St45/St42-2/ST37 |
1629 /1626 |
1.0408/1.0040 |
Technical Flows：
Steel-making in Converter → Refine → Continuous Casting → Hot Rolling → Uncoiling → Accumulator → Cross Welding → Strip End Shear → Strip Leveling → Edge Milling →Strip UT → Forming → Electric Resistance Welding → Sizing → Air Cooling+ Water Cooling → Online Weld Seam Heat Treatment → Online Weld SEAM UT → Beveling → Hydro-static Testing → Weld Seam UT → Pipe UT → Appearance and Dimension Check → Coating → Marking → Length-measuring and weighing → Packing → Transportation
Other Types of API 5L / ASTM A53 Carbon Welded Steel Pipe / ERW Steel Pipe:
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API 5L / ASTM A53 Carbon Welded Steel Pipe |
API 5L / ASTM A53 ERW Steel Pipe |
|
seam welded tube manufacturer |
API 5L / ASTM A53 butt welded pipe |
|
high frequency welded pipe supplier |
galvanized pipe welding |
|
API 5L / ASTM A53 erw efw steel pipes |
seam welded pipe |
|
electric welded pipe suppliers in China |
API 5L / ASTM A53 gr.b erw welded pipe manufacturer |
|
Api 5l cs erw pipe suppliers in Korea |
astm a53 grade b erw pipe |
|
A53 erw black pipe suppliers |
electric resistance welded pipe |
|
A53 pipe welded sch 40 |
erw steel tube |
|
straight seam welded pipe |
erw steel pipe |
|
helical welded pipe |
welding tube steel |
|
A53 gr.b rolled and welded pipe manufacturer |
welding black pipe manufacturer |
|
carbon steel welded pipe |
seamed pipe |
|
erw line pipe supplier |
A53 erw pipe manufacturer manufacturer |
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erw carbon steel pipe supplier |
erw steel pipes |
|
hfw steel pipe supplier |
erw welding steel pipes |
|
hfw pipes manufacturer |
erw tube |
|
longitudinal welded pipe suppliers |
erw pipe |
DIMENSION TOLERANCES OF ASTM A53 GR.B ERW STRUCTUAL STEEL PIPE
