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Structural Steel Pipe

Classification :

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.

Keywords:

Seamless Pipe

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'' 13.7 2.24 3.02 /
3/8'' 17.1 2.31 3.2 /
1/2'' 21.3 2.77 3.73 4.78
3/4'' 26.7 2.87 3.91 5.56
1'' 33.4 3.38 4.55 6.35
1-1/4'' 42.2 3.56 4.85 6.35
1-1/2'' 48.3 3.68 5.08 7.14
2'' 60.3 3.91 5.54 8.74
2-1/2'' 73 5.16 7.01 9.53
3'' 88.9 5.49 7.62 11.13
3-1/2'' 101.6 5.74 8.08 /
4'' 114.3 6.02 8.56 13.49
5'' 141.3 6.55 9.53 15.88
6'' 168.3 7.11 10.97 18.26
8'' 219.1 8.18 12.7 23.01
10'' 273 9.27 15.09 28.58
12'' 323.8 10.31 17.48 33.32
14'' 355.6 9.53 11.13 19.05
16'' 406.4 9.53 12.7 21.44
18'' 457 9.53 14.27 23.83
20'' 508 9.53 15.09 26.19
24'' 610 9.53 17.48 30.96

Technical data

Structural Steel Pipe Chemical Composition and Mechanical Properties 

Standard Grade Chemical Composition (%) Mechanical Properties
ASTM A53 C Si Mn P S Tensile 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 A106 A ≤0.30 ≥0.10 0.29-1.06 ≤0.035 ≤0.035 ≥415 ≥240
B ≤0.35 ≥0.10 0.29-1.06 ≤0.035 ≤0.035 ≥485 ≥275
ASTM A179 A179 0.06-0.18 - 0.27-0.63 ≤0.035 ≤0.035 ≥325 ≥180
ASTM A192 A192 0.06-0.18 ≤0.25 0.27-0.63 ≤0.035 ≤0.035 ≥325 ≥180
API 5L PSL1 A 0.22 - 0.90 0.030 0.030 ≥331 ≥207
B 0.28 - 1.20 0.030 0.030 ≥414 ≥241
X42 0.28 - 1.30 0.030 0.030 ≥414 ≥290
X46 0.28 - 1.40 0.030 0.030 ≥434 ≥317
X52 0.28 - 1.40 0.030 0.030 ≥455 ≥359
X56 0.28 - 1.40 0.030 0.030 ≥490 ≥386
X60 0.28 - 1.40 0.030 0.030 ≥517 ≥448
X65 0.28 - 1.40 0.030 0.030 ≥531 ≥448
X70 0.28 - 1.40 0.030 0.030 ≥565 ≥483
API 5L PSL2 B 0.24 - 1.20 0.025 0.015 ≥414 ≥241
X42 0.24 - 1.30 0.025 0.015 ≥414 ≥290
X46 0.24 - 1.40 0.025 0.015 ≥434 ≥317
X52 0.24 - 1.40 0.025 0.015 ≥455 ≥359
X56 0.24 - 1.40 0.025 0.015 ≥490 ≥386
X60 0.24 - 1.40 0.025 0.015 ≥517 ≥414
X65 0.24 - 1.40 0.025 0.015 ≥531 ≥448
X70 0.24 - 1.40 0.025 0.015 ≥565 ≥483
X80 0.24 - 1.40 0.025 0.015 ≥621 ≥552


Structural Steel Pipe Chemical Composition and Mechanical Properties 

Standard Grade Chemical Composition Mechanical Properties
C Si Mn P S Cr Ni Cu Tensile Strength(Mpa) Yield Strength(Mpa) Elongation(%)
GB/T8163 10 0.07-0.14 0.17-0.37 0.35-0.65 ≤0.035 ≤0.035 ≤0.15 ≤0.25 ≤0.25 335-457 ≥205 ≥24
20 0.17-0.24 0.17-0.37 0.35-0.65 ≤0.035 ≤0.035 ≤0.25 ≤0.25 ≤0.25 410-550 ≥245 ≥20
Q345 0.12-0.20 0.20-0.55 1.20-1.60 ≤0.045 ≤0.045 - - - 490-665 ≥325 ≥21


Structural Steel Pipe Tolerance 

Pipe types Pipe Szie(mm) Tolerances
Hot rolled OD All ±1% (min ±0.50mm)
WT All +15%, -12.5%
Cold drawn OD 6~10 ±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 End Wall 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 End Wall Thickness less than 0.5 inch, including SCH STD & SCH XS 
Couplings Outside Diameter equal or less than 2''
Thread Protection Outside Diameter over 4 inch

 

Warehouse Storage

Shandong Yuantuo Metal Products Co., Ltd is a professional steel manufacturer who is engaged in the research, development, production, sale and service. We have an experienced customer service team dedicated to ensuring strict quality control and thoughtful customer service.
We specialize in stainless steel, carbon steel, galvanized, copper, aluminum and other types of steel products. 

 

 

Packing and shipping

Up to now, we have supplied and established long-term partnerships with customers in more than 50 countries and regions around the world, and have established long-term partnerships with a number of large state-owned steel mills.

 

 

Application field

The main supply fields are: aerospace, national defense equipment, military weapons, chemical industry, shipbuilding, nuclear energy, trains, containers, environmental protection, precision machining, auto parts, machinery, electronic products, molds, medical treatment Equipment, construction, decoration, etc.

 

Packaging and Shipping

Our Factory

- FAQ -

1. What types of fiber optic products do you offer?

We offer a range of fiber optic products, including single-mode fiber, multimode fiber, outdoor fiber optic cables, indoor fiber optic cables, FTTH drop cables, ADSS cables, OPGW cables, and other specialty optical cables. Customized solutions are available depending on your project requirements.

2. Do you support customized fiber optic cable specifications?

Yes, customized solutions can be discussed according to project requirements. Specifications may include fiber count, cable structure, sheath material, reinforcement, armor, and installation method. Please provide your technical specifications or drawings for evaluation.

3. What is your minimum order quantity (MOQ)?

The minimum order quantity depends on the product type, specifications, and production requirements. Please contact us with your desired model and quantity so we can confirm the applicable MOQ.

4.Can I request a sample before placing a bulk order?

Sample availability depends on the product type and specifications. Please share the model and requirements you are interested in, and we will confirm whether a sample can be arranged, along with any applicable costs and delivery arrangements.

5. What is the typical production lead time?

Production lead time depends on the product model, order quantity, material availability, and current production schedule. Please provide your specifications and estimated quantity so we can confirm the lead time for your order.

6. How are fiber optic cables packaged for shipment?

Packaging depends on the cable type, cable length, and transportation requirements. Fiber optic cables are commonly supplied on suitable cable drums or reels for handling and transportation. Packaging details can be confirmed before order placement.

- Note -

Whether in fiber count, jacket material, or length, Yuzhou Fiber offers flexible customization services. Besides, if you have any special requirements for packaging or labeling, we will try our best to meet them. Please send us your specific requirements.

 

Yuzhou Fiber suggests that purchasing fiber optic cables in bulk is generally more cost-effective. This is because bulk production allows us to offer competitive volume discounts, helping you reduce overall project costs. If you are interested in purchasing fiber optic products, contact us today to get a quote. We will get back to you as soon as possible. Thank you for choosing us!

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