Structural Steel Pipe
Structural Steel Pipe

Structural Steel Pipe


Structural Steel Pipe. A wide range of applications rely on structural steel pipe for strength and stability. Gnee steel supply welded and seamless pipe for structural applications to customers in all industries. As a leading steel pipe supplier, Gnee steel offers a large inventory of pipe and tubing sizes from 1/8” NPS to 48” NPS.


1. Advantage: Competitive price and quality from our own factory

2. Certification: Approved by ISO9001, CE, SGS every year.

3. We promise that all steel sold will have a 2-year warranty period and will be responsible for every batch of goods you buy!

Product introduction

Structural Steel Pipe

Pipe Type: Structural Pipe, Structural Seamless Pipe, Seamless Structural Pipe
Application: In Structural Engineering and Construction Industry

Specification: OD: 1/8'' ~ 26'' (10.3 ~ 660mm)

                          WT: SCH 10 ~ 160, SCH STD, SCH XS, SCH XXS

                          LENGTH: Fixed Length (5.8/6/11.8/12mtr), SRL, DRL

Standard: ASTM A53/A252/A500/A501, JIS G3444, EN 10210/10219

Ends: Square Ends/Plain Ends (straight cut, saw cut, torch cut), Beveled/Threaded Ends

Surface: Bare, Lightly Oiled, Black/Red/Yellow Painting, Zinc/Anti-corrosive Coating

Packing: Bundled/In Bulk, Plastic Caps Plugged, Waterproof Paper Wrapped

 Specification of Structural Steel Pipe 

API 5L/ASTM A106 GR.B, Structural Steel Pipe
公称通径
DN
外径OD(mm)SCH40(6m/5.8m)SCH40(6m/5.8m)SCH40(6m/5.8m)
壁厚WT壁厚WT壁厚WT
(mm)(mm)(mm)
1/4''13.72.243.02/
3/8''17.12.313.2/
1/2''21.32.773.734.78
3/4''26.72.873.915.56
1''33.43.384.556.35
1-1/4''42.23.564.856.35
1-1/2''48.33.685.087.14
2''60.33.915.548.74
2-1/2''735.167.019.53
3''88.95.497.6211.13
3-1/2''101.65.748.08/
4''114.36.028.5613.49
5''141.36.559.5315.88
6''168.37.1110.9718.26
8''219.18.1812.723.01
10''2739.2715.0928.58
12''323.810.3117.4833.32
14''355.69.5311.1319.05
16''406.49.5312.721.44
18''4579.5314.2723.83
20''5089.5315.0926.19
24''6109.5317.4830.96

Technical data

Structural Steel Pipe Chemical Composition and Mechanical Properties 

StandardGradeChemical Composition (%)Mechanical Properties
ASTM A53CSiMnPSTensile STrength(Mpa)Yield STrength(Mpa)
A≤0.25-≤0.95≤0.05≤0.06≥330≥205
B≤0.30-≤1.2≤0.05≤0.06≥415≥240
ASTM A106A≤0.30≥0.100.29-1.06≤0.035≤0.035≥415≥240
B≤0.35≥0.100.29-1.06≤0.035≤0.035≥485≥275
ASTM A179A1790.06-0.18-0.27-0.63≤0.035≤0.035≥325≥180
ASTM A192A1920.06-0.18≤0.250.27-0.63≤0.035≤0.035≥325≥180
API 5L PSL1A0.22-0.900.0300.030≥331≥207
B0.28-1.200.0300.030≥414≥241
X420.28-1.300.0300.030≥414≥290
X460.28-1.400.0300.030≥434≥317
X520.28-1.400.0300.030≥455≥359
X560.28-1.400.0300.030≥490≥386
X600.28-1.400.0300.030≥517≥448
X650.28-1.400.0300.030≥531≥448
X700.28-1.400.0300.030≥565≥483
API 5L PSL2B0.24-1.200.0250.015≥414≥241
X420.24-1.300.0250.015≥414≥290
X460.24-1.400.0250.015≥434≥317
X520.24-1.400.0250.015≥455≥359
X560.24-1.400.0250.015≥490≥386
X600.24-1.400.0250.015≥517≥414
X650.24-1.400.0250.015≥531≥448
X700.24-1.400.0250.015≥565≥483
X800.24-1.400.0250.015≥621≥552


Structural Steel Pipe Chemical Composition and Mechanical Properties 

StandardGradeChemical CompositionMechanical Properties
CSiMnPSCrNiCuTensile Strength(Mpa)Yield Strength(Mpa)Elongation(%)
GB/T8163100.07-0.140.17-0.370.35-0.65≤0.035≤0.035≤0.15≤0.25≤0.25335-457≥205≥24
200.17-0.240.17-0.370.35-0.65≤0.035≤0.035≤0.25≤0.25≤0.25410-550≥245≥20
Q3450.12-0.200.20-0.551.20-1.60≤0.045≤0.045---490-665≥325≥21


Structural Steel Pipe Tolerance 

Pipe typesPipe Szie(mm)Tolerances
Hot rolledODAll±1% (min ±0.50mm)
WTAll+15%, -12.5%
Cold drawnOD6~10±0.20mm
10~30±0.40mm
30~50±0.45mm
>50±1%
WT≤1±0.15mm
>1~3+15% -10%
>3+12.5% -10%


Structural Steel Pipe End 

Plain EndWall Thickness less than 0.5 inch, including SCH STD & SCH XS
Plain End (Square Cut)Wall Thickness over 0.5 inch, including SCH XXS
Beveled EndWall Thickness less than 0.5 inch, including SCH STD & SCH XS 
CouplingsOutside Diameter equal or less than 2''
Thread ProtectionOutside Diameter over 4 inch




Warehouse Storage

Shandong Juhuo Special Steel Co., Ltd. is a comprehensive enterpriseintegrating steel supply and processing. The company has a large inventory of metal materials such as stainless steel, galvanized, profiles, aluminum.copper, lead, etc, which can meet the needs of customers in different fields.The company has strong strength and has a professional team with excellent technology and rich experience.The company has also introduced advanced production equipment and processing technology, which can provide customers with steel products of various specifications and processing requirements.



Customer conversation

We provide the products consultation , purchase plan suggestion , logistic service ( including the shipment service , custom works ,etc ).



Application field

Taking technology as the guide, quality as the guarantee, and service as the purpose, the company actively explores the market, expands the scale of operation, and constantly improves enterprise management to ensure product quality and service quality.



Leave a message

  • The company's products have passed ISO9001 certification. We can offer many types of products and our products are exported to Southeast Asia, Middle East and Africa. Products can be customized

  • according to customer requirements. To meet the requirements of different customers.

FAQ

  • A: Under normal circumstances, our online service time is 8:00-22:00 Beijing time, after 22:00, we will reply to your inquiry on the next working day.

  • A: The inner layer is packed with waterproof paper, the outer layer is packed with iron sheets, and fixed with fumigated wooden pallets. It can effectively protect the product from corrosion during the shipping process.

  • A: Sure, we can send samples all over the world, and our samples are free.

  • A: You need to provide the grade, width, thickness, coating, and tonnage you need to buy.

  • A: Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo and other ports, you can choose other ports according to your needs.

  • A: Due to the cyclical changes in raw material prices, prices vary from period to period.

  • A: We have ISO9001, SGS, EWC and other certifications.

  • A: Generally speaking, our delivery time is within 30-45 days, it may be delayed if there is a large demand or special circumstances.

  • A: Of course, we welcome customers from all over the world to visit our factory.

  • A: Of course, all of our products are strictly quality tested before packing, and unqualified products will be destroyed.