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Basic Info.
Model NO.
Q195/Q235/Q345/Ss400/A36/St37/S275/S355
Usage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
Section Shape
Square
Square Tube
16*16-250*250 mm
Rectangular Tube
10*20-120*80mm
Surface
Oil, Bared, Black Paint, Galvanized
End Finish
Plain End
MOQ
1 Ton
Delivery Time
7-25days
Productivity
5000tons Per Month
Transport Package
Standard Export Package
Specification
Customized
Trademark
Longhai
Origin
China
HS Code
7304399000
Production Capacity
250, 000 Tons/Year
Product Description
| Out Diameter | Wall Thickness | Square Pipe/Tube(mm) | Rectangular Pipe/Tube(mm) | |||
| Inch | mm | mm | 16×16×0.4~1.5 | 70×70×2.0~6.0 | 10×20×0.6~1.5 | 30×60×1.0~4.5 |
| 1/2 | 21.3 | 0.6-3.0 | 18×18×0.4~1.5 | 75×75×2.0~6.0 | 14×21×0.6~1.5 | 40×50×1.0~4.5 |
| 3/4 | 26.9 | 0.6-3.0 | 20×20×0.4~1.5 | 80×80×2.0~6.0 | 15×30×1.5~1.5 | 40×60×1.0~5.0 |
| 1 | 33.4 | 1.0-3.0 | 25×25×0.6~2.0 | 85×85×2.0~6.0 | 15×38×0.6~1.5 | 40×80×1.5~5.0 |
| 1 1/4 | 42.3 | 1.0-4.0 | 30×30×0.6~4.0 | 95×95×2.0~8.0 | 20×30×0.6~2.0 | 40×100×2.0~5.0 |
| 1 1/2 | 48.3 | 1.0-4.0 | 34×34×1.0~2.0 | 100×100×2.0~8.0 | 20×40×0.8~2.0 | 50×60×2.0~5.0 |
| 2 | 60.3 | 1.5-4.0 | 35×35×1.0~4.0 | 120×120×4.0~8.0 | 20×50×1.0~2.0 | 50×80×2.0~5.0 |
| 2 1/2 | 76.1 | 1.5-4.0 | 38×38×1.0~4.0 | 150×150×6.0~10.0 | 22×35×0.9~2.0 | 50×100×2.0~8.0 |
| 3 | 88.9 | 1.5-9.5 | 40×40×1.0~4.5 | 180×180×6.0~12.0 | 25×40×0.9~3.75 | 60×80×2.0~6.0 |
| 4 | 114.3 | 2.0-9.5 | 44×44×1.0~4.5 | 200×200×6.0~12.0 | 25×65×1.0~2.0 | 80×100×2.0~8.0 |
| 5 | 141.3 | 3.0-9.5 | 45×45×1.0~5.0 | 220×220×6.0~14.0 | 30×40×1.0~3.75 | 120×60×2.5~10.0 |
| 6 | 168.3 | 3.0-12.0 | 50×50×1.0~5.0 | 250×250×6.0~14.0 | 30×45×1.0~3.75 | 120×80×2.5~10.0 |
| 8 | 219.1 | 3.2-12.0 | 60×60×1.5~5.0 | | 30×50×1.0~4.0 | |
| 10 | 273 | 3.2-12.0 | | | | |
| 12 | 323.8 | 6.0-15.0 | | | | |
| 14 | 355.6 | 8.0-15.0 | | | | |
| 16 | 406.4 | 8.0-20.0 | | | | |
ASTM Standard for seamless steel pipe
| Executive Standard | Grade / Material | Product Name |
| ASTM A53 | A, B | Black and Hot-Dipped Zinc-Coated Steel Pipes Welded and Seamless |
| ASTM A106 | A, B | Seamless Carbon Steel for High Temperature Service |
| ASTM A179 | Low Carbon Steel | Seamless Cold-Drawn Low-Carbon Steel Heat Exchanger and Condenser Tubes |
| ASTM A192 | Low Carbon Steel | Seamless Carbon Steel Boiler Tubes for High Pressure |
| ASTM A210 | A1, C | Seamless Medium-Carbon and Alloy Steel Boiler and Super heater Tubes |
| ASTM A213 | T5, T11, T12, T22 TP 347H | Seamless Ferritic and Austenitic Alloy Steel Boiler, Superheater and Heat- Exchanger Tubes |
| ASTM A312 | TP304/304L, TP316/316L | Seamless Steel Pipe for Stainless Materials |
| ASTM A333 | Gr.6 | Seamless and Welded Steel Pipe for Low-Temperature Service |
| ASTM A335 | P9, P11, P22 | Seamless Ferritic Alloy Steel Pipe for High-Temperature Service |
| ASTM A519 | 4130,4140 | Seamless Carbon and Alloy Steel for Mechanical Tubing |
| ASTM A789 | Seamless Ferritic/Austenitic Stainless Steel Tubing for General Service |
API Standard for seamless steel pipe
| Executive Standard | Grade / Material | Product Name |
| API Spec 5CT | J55, K55, N80, L80,C90, C95, T95, P110, M65 | Specification for Casing and Tubing |
| API Spec 5L PSL1 / PSL2 | A,B X42, X46, X52, X56, X60, X65,. X70 | Specification for Line Pipe |
EN/DIN Standard for seamless steel pipe
| Executive Standard | Grade / Material | Product Name |
| DN 17175/EN10216-2 | ST35, ST45, ST52, 13CrMo44 | Seamless Steel Tube for Elevated Temperature |
| DIN 2391/EN10305-1 | St35, St45, St52 | Cold Drawn Seamless Precision Pipe |
| DIN 1629/EN10216-1 | St37, St45, St52 | Seamless Circular unalloyed Steel Tubes Subject to Special Requirements |
| Product | Seamless Steel Pipe For Exploration & Production |
| OD | 13.72 mm - 914.4 mm |
| WT | 1.65 mm - 22 mm |
| Length | 0.5 m - 20 m |
| Standard | API 5L PSL1 /PSL2 |
| Material | GR.B/X42/46/X52/56/X60/65/X70/80 |
| Usage | Chilled Water Pipe, Drinking water Pipe, W aste Water Pipe, Structural Tube, Fluid Pipe, Boiler Pipe, Oil and Gas Transportation Pipe, Mechanical Structure Pipe |
| API 5L PSL1 | |||||||
| Standard | Grade | Chemical Components | Tensile STrength(min) | Yield Strength(min) | |||
| C | Mn | P | S | Mpa | Mpa | ||
| API 5L | A | 0.22 | 0.90 | 0.030 | 0.030 | 331 | 207 |
| PSL1 | 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 | 414 | |
| 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 | |||||||
| Standard | Grade | Chemical Components | Tensile STrength(min) | Yield Strength(min) | |||
| C | Mn | P | S | Mpa | Mpa | ||
| API 5L | B | 0.24 | 1.20 | 0.025 | 0.015 | 414 | 241 |
| PSL2 | 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 | |
Types of galvanized steel pipe
| STANDARDS | PRODUCTS | RANGES |
| IS:1239 (Part-I) | Mild Steel Tubes, Tubular | 15mm NB - 150mm NB |
| IS:1161 | Mild Steel Tubes for Structural purpose | 15mm NB - 200mm NB |
| IS:3601 | Mild Steel tubes for Mechanical & General Eng. purpose | 20mm x 0.80mm to 165.10 x 7.00 mm |
| IS:3589 | ERW Pipes for water Gas & Sewage | 168.3 x 4.00 mm to 219.1 x 7.00mm |
| IS:9295 | Steel Tubes for Idlers for Belt conveyors | 63.5 x 4.00 mm to 219.1 x 7.0 mm |
| IS:4270 | Steel Tubes for Water Wells | 114.3 x 5.00mm to 219.1mm x 7.1mm |
| IS:7138 | Steel Tubes for furniture | 20.0 x .60mm to 60.0 x 2.0mm |
| IS:4923 | Hollow Steel sections for structural purpose | 12.5 x 12.5 x 0.80 to 150 x 150 x 6.0mm 10 x 20 x 0.80mm to 150 x 200 x 6.0mm |
| IS:3074 | Steel Tubes for Automobile purpose | 19.7 x 1.00mm to 101.6 x 6.0mm |
| BS:1387 | Screwed & Socket Steel Tubes & Tubular | ½"NB to 6″NB 2.00 mm - 5.40 mm wall thick |
| BS:3601 | Steel Pipes & Tubes for pressure purpose | ½"NB to 6″NB 2.00 mm - 7.00 mm wall thickness |
| BS:6323 | Steel tubes for mechanical & general engineering purposes | 21.3″ to 219.1mm OD wall thickness-1.60-7.00 mm |
Q1:What product information must I provide before making a purchase?
Please provide the grade, width, thickness, and surfacetreatment requirements, as well as the quantities you require.
Q2:What shipping ports are there?
We normally ship from Tianjin and Qingdao ports.
Q3:What are your payment terms?
30% T/T in advance and 70% balance before shipment or based on BL copy or LC at sight.
Q4:What about product pricing information?
Q4:What about product pricing information?
Prices vary due to changes in raw material prices on a regular basis.
Q5:Is it possible to send samples?
Of course, we offer free samples and express shipping to customers all over the world.
Q6:Do you offer a service for customized products?
Q6:Do you offer a service for customized products?
Yes, we can produce according to your specifications and drawings.
Q7:Can I pay you a visit at your factory?
Customers from all around the world are welcome to visit our factory.
Q8:Can you assist me in importing steel products for the first time?
Yes, we have shipping agent who will arrange the shipment with you.
Q9. What is your delivery time?
Within 7 working days after receiving your balance payment.
Please leave your enquiry in the message box at the bottom of the product page and click SEND, online salesman will contact you as soon as possible.