China Supplier China S355jh 48 Inch Black Iron Pipe Welded Pipe Tube Carbon Seamless Steel Pipe

Short Description:

SSAW spiral welded pipe is made of strip steel coil as raw material, extruded at normal temperature and welded by automatic double-wire double-sided submerged arc welding process, which has high compressive strength, high impact strength, high safety performance and long service life.


Product Detail

Product Tags

With this motto in mind, we have become one of the most technologically innovative, cost-efficient, and price-competitive manufacturers for China Supplier China S355jh 48 Inch Black Iron Pipe Welded Pipe Tube Carbon Seamless Steel Pipe, Looking to the future, a long way to go, constantly striving to become the all staff with full enthusiasm, one hundred times the confidence and put our company built a beautiful environment, advanced products, quality first-class modern enterprise and work hard!
With this motto in mind, we have become one of the most technologically innovative, cost-efficient, and price-competitive manufacturers for China Carbon Steel Pipe, Steel Tube, With the development of the society and economy, our company will continue the “loyalty, dedication, efficiency, innovation” spirit of enterprise, and we’ll always adhere to the management idea of “would rather lose gold, do not lose customers heart”. We’ll serve the domestic and foreign businessmen with sincere dedication, and allow us to create bright future together with you!

SSAW Steel Pipe

Outside Diameter OD 219mm-3500mm
Wall Thickness 1.5mm-25mm
Length 3-18M
Surface Bare, Lightly Oiling, Black Painting, Anti-corrosion Coating (FBE / 2PE / 3PE)
Packing In Bulk, Ends Protector on Both Sides, Waterproof Materials Wrapped
Application water pipe, steel piling, oil and gas pipes, steel pipelines , etc.

Product specifications

Classfication Standard Main Products
Steel Pipe for Fluid Service GB/T 14291 Welded pipe for mine fluid sevice
GB/T 3091 Welded pipe for low pressure fluid service
SY/T 5037 Spirally submerged arc welded steel pipe for pipelines for low pressure fluid service
ASTM A53 Black and hot-hipped galvanized welded and seamless steel pipe
BS EN10217-2 Welded steel tybes for pressure purposes – delivery technical conditions – part2: Electric welded non- alloy and alloy steel tubes with specified elevated temperature properties
BS EN10217-5 Welded steel tybes for pressure purposes – delivery technical conditions – part5: submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties
Steel Pipe for Ordinary Structure GB/T 13793 Longitudinally electric resistance welded steel pipe
SY/T 5040 Spirally submerged arc welded steel pipe piles
ASTM A252 Welded and seamless steel pipe piles
BS EN10219-1 Cold formed welded structural hollow sections of non-alloy and fine grain steels – part1: Technical delivert conditions
BS EN10219-2 Cold formed welded structural hollow sections of non-alloy and fine grain steels – part2: tolerances dimmsions and sectional properties
Line Pipe GB/T 9711.1 Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class A steel pipe)
GB/T 9711.2 Steel pipe for pipeline transportation system of petroleum and natural gas industries(Class B steel pipe)
API 5L PSL1/2 Line pipe
Casing API 5CT/ ISO 11960 PSL1 Steel pipe for use as casing or tubing for wells of petroleum and natural gas industries

Chemical Analysis and Mechanical Properties

Standard Grade Chemical Composition(max)% Mechanical Properties(min)
C Si Mn P S Tensile Strength(Mpa) Yield Strength(Mpa)
API 5CT h40 - - - - 0.030 417 417
J55 - - - - 0.030 517 517
K55 - - - - 0.030 655 655
API 5L PSL1 A 0.22 - 0.90 0.030 0.030 335 335
B 0.26 - 1.20 0.030 0.030 415 415
X42 0.26 - 1.30 0.030 0.030 415 415
X46 0.26 - 1.40 0.030 0.030 435 435
X52 0.26 - 1.40 0.030 0.030 460 460
X56 0.26 - 1.40 0.030 0.030 490 490
X60 0.26 - 1.40 0.030 0.030 520 520
X65 0.26 - 1.45 0.030 0.030 535 535
X70 0.26 - 1.65 0.030 0.030 570 570
API 5L PSL2 B 0.22 0.45 1.20 0.025 0.015 415 415
X42 0.22 0.45 1.30 0.025 0.015 415 415
X46 0.22 0.45 1.40 0.025 0.015 435 435
X52 0.22 0.45 1.40 0.025 0.015 460 460
X56 0.22 0.45 1.40 0.025 0.015 490 490
X60 0.12 0.45 1.60 0.025 0.015 520 520
X65 0.12 0.45 1.60 0.025 0.015 535 535
X70 0.12 0.45 1.70 0.025 0.015 570 570
X80 0.12 0.45 1.85 0.025 0.015 625 625
GB/T 9711.1 L210 - - 0.90 0.030 0.030 335 335
L245 - - 1.15 0.030 0.030 415 415
L290 - - 1.25 0.030 0.030 415 415
L320 - - 1.25 0.030 0.030 435 435
L360 - - 1.25 0.030 0.030 460 460
L390 - - 1.35 0.030 0.030 490 490
L415 0.26 - 1.35 0.030 0.030 520 520
L450 0.26 - 1.40 0.030 0.030 535 535
L485 0.23 - 1.60 0.030 0.030 570 570
GB/T3091/ SY/T503 Q195 0.12 0.30 0.50 0.035 0.040 315 315
Q215B 0.15 0.35 1.20 0.045 0.045 335 335
Q235B 0.20 0.35 1.40 0.045 0.045 370 370
Q345B 0.20 0.50 1.70 0.035 0.035 470 470
ASTM A53 A 0.25 0.10 0.95 0.050 0.045 330 330
B 0.30 0.10 1.20 0.050 0.045 415 415
ASTM A252 1 - - - 0.050 - 345 345
2 - - - 0.050 - 414 414
3 - - - 0.050 - 455 455
EN10217-1 P195TR1 0.13 0.35 0.70 0.025 0.020 320 320
P195TR2 0.13 0.35 0.70 0.025 0.020 320 320
P235TR1 0.16 0.35 1.20 0.025 0.020 360 360
P235TR2 0.16 0.35 1.20 0.025 0.020 360 360
P265TR1 0.20 0.40 1.40 0.025 0.020 410 410
P265TR2 0.20 0.40 1.40 0.025 0.020 410 410
EN10217-2 P195GH 0.13 0.35 0.70 0.025 0.020 320 320
P235GH 0.16 0.35 1.20 0.025 0.020 360 360
P265GH 0.20 0.40 1.40 0.025 0.020 410 410
EN10217-5 P235GH 0.16 0.35 1.20 0.025 0.020 360 360
P265GH 0.20 0.40 1.40 0.025 0.020 410 410
EN10219-1 S235JRH 0.17 - 1.40 0.040 0.040 360 360
S275JOH 0.20 - 1.50 0.035 0.035 410 410
S275J2H 0.20 - 1.50 0.030 0.030 410 410
S355JOH 0.22 0.55 1.60 0.035 0.035 470 470
S355J2H 0.22 0.55 1.60 0.030 0.030 470 470
S355K2H 0.22 0.55 1.60 0.030 0.030 470 470

Tolerance of Outside Diameter and Wall Thickness

Standard Tolerance of Pipe Body Tolerance of Pipe End Tolerance of Wall Thickness
Out Diameter Tolerance Out Diameter Tolerance
GB/T3091 OD≤48.3mm ≤±0.5 OD≤48.3mm - ≤±10%
48.3<od≤273.1mm ≤±1.0% 48.3<od≤273.1mm< span=”" style=”padding: 0px; margin: 0px;”> -
273.1<od≤508mm ≤±0.75% 273.1<od≤508mm< span=”" style=”padding: 0px; margin: 0px;”> -0.8~+2.4
OD>508mm ≤±1.0% OD>508mm -0.8~+3.2
GB/T9711.1 OD≤48.3mm -0.79~+0.41 - - OD≤73 -12.5%~+20%
60.3<od≤457mm ≤±0.75% OD≤273.1mm -0.4~+1.59 88.9≤OD≤457 -12.5%~+15%
508<od≤941mm ≤±1.0% OD≥323.9 -0.79~+2.38 OD≥508 -10.0%~+17.5%
OD>941mm ≤±1.0% - - - -
GB/T9711.2 60<od≤610mm ±0.75%D~±3mm 60<od≤610mm ±0.5%D~±1.6mm 4mm<wt<25mm ±12.5%T~±15.0%T
610<od≤1430mm ±0.5%D~±4mm 610<od≤1430mm ±0.5%D~±1.6mm WT≥25mm -3.00mm~+3.75mm
OD>1430mm - OD>1430mm - - -10.0%~+17.5%
SY/T5037 OD<508mm ≤±0.75% OD<508mm ≤±0.75% OD<508mm ≤±12.5%
OD≥508mm ≤±1.00% OD≥508mm ≤±0.50% OD≥508mm ≤±10.0%
API 5L PSL1/PSL2 OD<60.3 -0.8mm~+0.4mm OD≤168.3 -0.4mm~+1.6mm WT≤5.0 ≤±0.5
60.3≤OD≤168.3 ≤±0.75% 168.3<od≤610 ≤±1.6mm 5.0<wt<15.0 ≤±0.1T
168.3<od≤610 ≤±0.75% 610<od≤1422 ≤±1.6mm T≥15.0 ≤±1.5
610<od≤1422 ≤±4.0mm OD>1422 - - -
OD>1422 - - - - -
API 5CT OD<114.3 ≤±0.79mm OD<114.3 ≤±0.79mm ≤-12.5%
OD≥114.3 -0.5%~1.0% OD≥114.3 -0.5%~1.0% ≤-12.5%
ASTM A53 ≤±1.0% ≤±1.0% ≤-12.5%
ASTM A252 ≤±1.0% ≤±1.0% ≤-12.5%

Product Display

With this motto in mind, we have become one of the most technologically innovative, cost-efficient, and price-competitive manufacturers for China Supplier China S355jh 48 Inch Black Iron Pipe Welded Pipe Tube Carbon Seamless Steel Pipe, Looking to the future, a long way to go, constantly striving to become the all staff with full enthusiasm, one hundred times the confidence and put our company built a beautiful environment, advanced products, quality first-class modern enterprise and work hard!
China Supplier China Carbon Steel Pipe, Steel Tube, With the development of the society and economy, our company will continue the “loyalty, dedication, efficiency, innovation” spirit of enterprise, and we’ll always adhere to the management idea of “would rather lose gold, do not lose customers heart”. We’ll serve the domestic and foreign businessmen with sincere dedication, and allow us to create bright future together with you!


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